a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Analysis

max time kernel
104s
max time network
27s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21-07-2024 21:29

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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

Processes:

rundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2868	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2868	AcroRd32.exe
2868	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 2240 wrote to memory of 2336	2240	cmd.exe	30
PID 2240 wrote to memory of 2336	2240	cmd.exe	30
PID 2240 wrote to memory of 2336	2240	cmd.exe	30
PID 2336 wrote to memory of 2868	2336	rundll32.exe	31
PID 2336 wrote to memory of 2868	2336	rundll32.exe	31
PID 2336 wrote to memory of 2868	2336	rundll32.exe	31
PID 2336 wrote to memory of 2868	2336	rundll32.exe	31

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:2240
- 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:2336
- - 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:2868

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
50791d9c9195a0dfdfc3a0c227c29de4

SHA1
9937c96fd1e46d37f771f4bf823c190047a8aafd

SHA256
b048f1188b28d55380407af046fa732602e0e003a294c32319d0b9fc5d7165a8

SHA512
f677a956ec8bad0e5ecfa58d6b7abeb9d77e28648c26256afdb1c6492690eba6ea7c5c643524ad36df715e9d0df994a3ee03b7dbe251c13eb67fad90dbe71e4c

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