YARA · Volexity threat-intel
VOLEXITY_Apt_Delivery_Office_Macro_Lazypine_Jeus
Detects malicious documents used by LazyPine in a campaign dropping the AppleJeus malware.
- Author
- threatintel@volexity.com
- Date
- 2022-11-02
- Modified
- 2025-05-21
- Score / Quality
- 75 / 80
What this rule detects
Detects malicious documents used by LazyPine in a campaign dropping the AppleJeus malware.
Associated malware family: Applejeus.
It defines 4 patterns (4 text, 0 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
rule VOLEXITY_Apt_Delivery_Office_Macro_Lazypine_Jeus : LAZYPINE FILE
{
meta:
= "Detects malicious documents used by LazyPine in a campaign dropping the AppleJeus malware."
= "threatintel@volexity.com"
= "f9a92f47-aa1d-56ea-ac59-47cc559f379f"
= "2022-11-02"
= "2025-05-21"
= "https://github.com/volexity/threat-intel"
= "https://github.com/volexity/threat-intel/blob/3a9d0b52459877ee866a9a0ba06e60059b778c77/2022/2022-12-01 Buyer Beware - Fake Cryptocurrency Applications Serving as Front for AppleJeus Malware/yara.yar#L141-L165"
= "https://github.com/volexity/threat-intel/blob/3a9d0b52459877ee866a9a0ba06e60059b778c77/LICENSE.txt"
= "17e6189c19dedea678969e042c64de2a51dd9fba69ff521571d63fd92e48601b"
= "54d5396b889a45d81122301eadf77f73135937fbe9647ad60491ac7856faf5ad"
= 75
= 80
= "LAZYPINE, FILE"
= "all"
= "all"
= "file"
= "critical"
= "See license at https://github.com/volexity/threat-intel/blob/main/LICENSE.txt"
= 8490
= 7
strings:
$s1 = "0M8R4K" ascii
$s2 = "bin.base64" ascii
$s3 = "dragon" ascii
$s4 = "Workbook_Open" ascii
condition:
all of ( $s* )
}
Strings (4 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $s1 | text | "0M8R4K" | ascii |
| $s2 | text | "bin.base64" | ascii |
| $s3 | text | "dragon" | ascii |
| $s4 | text | "Workbook_Open" | ascii |
Condition
all of ( $s* )In plain words (Heuristic)
- All patterns in ( $s* ) must match.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
References
Sample hashes
Hashes of samples the author lists in the rule's meta (look them up in your threat-intelligence platform).
- 17e6189c19dedea678969e042c64de2a51dd9fba69ff521571d63fd92e48601b
Licence & attribution
Author: threatintel@volexity.com
Source repository: Volexity threat-intel @ 3a9d0b5245
Licence: BSD 2-Clause License (stated in the rule's own meta)
“See license at https://github.com/volexity/threat-intel/blob/main/LICENSE.txt”
Copyright notice: Copyright 2022 by Volexity, Inc.
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: f9a92f47-aa1d-56ea-ac59-47cc559f379f
Metadata
| os | all |
|---|---|
| os_arch | all |
| scan_context | file |
| severity | critical |
| rule_id | 8490 |
| version | 7 |
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