a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 01:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_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-1-5-21-481678230-3773327859-3495911762-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2784	AcroRd32.exe
2784	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2860	2844	cmd.exe	29
PID 2844 wrote to memory of 2860	2844	cmd.exe	29
PID 2844 wrote to memory of 2860	2844	cmd.exe	29
PID 2860 wrote to memory of 2784	2860	rundll32.exe	30
PID 2860 wrote to memory of 2784	2860	rundll32.exe	30
PID 2860 wrote to memory of 2784	2860	rundll32.exe	30
PID 2860 wrote to memory of 2784	2860	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:2844
- 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:2860
- - 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:2784

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
0f7b0792871fcaf5cb79d816931034c7

SHA1
ed9c7e02d0880227c2d001ae92d3685ce5a56432

SHA256
9996acb0c2aa37bfd27ce63f9fd91e78147f3a090352ee40330627c1352f70ba

SHA512
3e47fda37f0d49a57887343e83716c381d1cbafdb935199c1adcc68cda8a75a4722bb6359dbddce8a0871f679c456b4d9ad69bf836f3a2af8b26c6351a735ca5

Download Submit