a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Analysis

max time kernel
122s
max time network
131s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 00:32

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General

Target
resources/app/node_modules/chalk/package.json
Size 645B
Sample240720-avmfca1gra
SHA256 43f20401c253e9742afdc9559a1bd0b60cc6c7d54695f5e7bed23754cf28ee3f
MD5 bfacdfd306e90cede7c1db16bda62d42
SHA1 4d5c54f49d2a246560c6a924b39a3ad99fd88f23
SHA512 e72029985299b9f5cf6360bdbbf008d6b179d14c04ea5d425d10b2b33d799096530719f3bbe1a0b0a61b7845cd36e968efc9f5914d89451a705f43c468e463d7
MD5 SHA1 SHA512

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2852	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2852	AcroRd32.exe
2852	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1412	2384	cmd.exe	31
PID 2384 wrote to memory of 1412	2384	cmd.exe	31
PID 2384 wrote to memory of 1412	2384	cmd.exe	31
PID 1412 wrote to memory of 2852	1412	rundll32.exe	33
PID 1412 wrote to memory of 2852	1412	rundll32.exe	33
PID 1412 wrote to memory of 2852	1412	rundll32.exe	33
PID 1412 wrote to memory of 2852	1412	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\chalk\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\chalk\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1412
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\chalk\package.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 2d9e5018abd03b04632190978133eab3890ef5d367c441383437df97be0b1545
MD5 aa84cfb93f525df6c49958e75c3764b8
SHA1 610fb49a717b12e52c736b5e9c53923e1f753853
SHA512 27c6b1f16c27961c65c060f9cb1ed6c870c1ca99bcd6e49762ad97f72ffc9f426324f3d8f33818013b1ce08f69b9bdae434c66e488f017668aaca662140fdfd7
MD5 SHA1 SHA512

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