a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Analysis

max time kernel
117s
max time network
129s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01/07/2024, 21:20

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General

Target

resources/app/node_modules/brace-expansion/package.json
Size

963B
MD5

bbac4f0013e515322e1d83d7590ca275
SHA1

24b31712f2dbed3bc0e2e8b8f9e13399ba5f000b
SHA256

9620d66f383fc482264c487bc021d98e453980cc50b320da86375707f69d48ab
SHA512

300d57e18d33c6e619597aba0cc30c892c4e38b8507a36fddfeb74765a8b0c938cc53ad59228ee2a3a7cd10aa0e4e13175397595b5ea871e0f15bf560f1252bb

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_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-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\json_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2588	2336	cmd.exe	29
PID 2336 wrote to memory of 2588	2336	cmd.exe	29
PID 2336 wrote to memory of 2588	2336	cmd.exe	29
PID 2588 wrote to memory of 2848	2588	rundll32.exe	30
PID 2588 wrote to memory of 2848	2588	rundll32.exe	30
PID 2588 wrote to memory of 2848	2588	rundll32.exe	30
PID 2588 wrote to memory of 2848	2588	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\brace-expansion\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- 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\brace-expansion\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2588
- - 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\brace-expansion\package.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2848

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
93b50118ade5158617dc61f715318962

SHA1
8ca4e7a3b50405604ae564c9e6d50a38e9e39634

SHA256
74e2c26e85df093366e6334c98b901e63672e58fc00304418716f6667206f295

SHA512
3f70608ee7af1ecaeec7ef31ae8d07d203e373a807a95f0828b32b61d3878cfc7cad8d4286f06ee085b142ede90aa46142e16449c612bf0c7404cb11909a44fe

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