a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Analysis

max time kernel
117s
max time network
126s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 21:20

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General

Target

resources/app/node_modules/chalk/package.json
Size

645B
MD5

bfacdfd306e90cede7c1db16bda62d42
SHA1

4d5c54f49d2a246560c6a924b39a3ad99fd88f23
SHA256

43f20401c253e9742afdc9559a1bd0b60cc6c7d54695f5e7bed23754cf28ee3f
SHA512

e72029985299b9f5cf6360bdbbf008d6b179d14c04ea5d425d10b2b33d799096530719f3bbe1a0b0a61b7845cd36e968efc9f5914d89451a705f43c468e463d7

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 1344	2204	cmd.exe	29
PID 2204 wrote to memory of 1344	2204	cmd.exe	29
PID 2204 wrote to memory of 1344	2204	cmd.exe	29
PID 1344 wrote to memory of 2668	1344	rundll32.exe	30
PID 1344 wrote to memory of 2668	1344	rundll32.exe	30
PID 1344 wrote to memory of 2668	1344	rundll32.exe	30
PID 1344 wrote to memory of 2668	1344	rundll32.exe	30

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:2204
- 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:1344
- - 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:2668

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

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
24474e762e9c68492ded4bbf62882df6

SHA1
09c8b3556b9ef5dcd0c847bbea01efe2c9e6a8a4

SHA256
a286b9f77bf8d408ce628b0473fa066bf654a32257a9f1c8445f90ad949e28e0

SHA512
49e56b42440102a9f2249cbd272e674c10a67f80097f8e18fabd344da35875094e5e2fb47553ed7b24704ed7a61279e2311ec43f63a4e64b0eb634b9d0d88ba6

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