148ce8730207f9f7f82c54eab0806ea229038f3e8deded31929b5510460f7d61

Analysis

max time kernel
119s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02/06/2024, 22:24

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General

Target
resources/app/node_modules/balanced-match/package.json
Size 891B
Sample240602-2bckksac39
SHA256 b4cfa3b375d23e8e979227e68db4d4ea1e810328458c78390886f2fd1df5740e
MD5 0130280bf90eac1705fff7300dbacb2d
SHA1 6d6b92d1267c374384bac32a0a8d435b762b852a
SHA512 5dec31f3125b3fe7e7b3c843839a01968778f10077d3b310beb0b767b5fd8f447ba509a4d884e31d5ec127c067b9d69715a673065a2adb619e7f56f65459f2ae
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-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2448	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2448	AcroRd32.exe
2448	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2560	2964	cmd.exe	29
PID 2964 wrote to memory of 2560	2964	cmd.exe	29
PID 2964 wrote to memory of 2560	2964	cmd.exe	29
PID 2560 wrote to memory of 2448	2560	rundll32.exe	30
PID 2560 wrote to memory of 2448	2560	rundll32.exe	30
PID 2560 wrote to memory of 2448	2560	rundll32.exe	30
PID 2560 wrote to memory of 2448	2560	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\balanced-match\package.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- 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\balanced-match\package.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2560
- - 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\balanced-match\package.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2448

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 331100ec13e34c6fdc1056e20c4912c8e4194e6567fbc78aded2ec3c486bcd36
MD5 47d7e1174fa5da5fe01d7c0f70b66484
SHA1 66f8ea2a0973ddf9fc377fb75401c2f330814b06
SHA512 62953029f34957c01e098115ded9a3e5d1af74f34aba47d44a2d26735804929c59da19f5a58159e70009b50eb58393fb0ebfd96a1c230f963d0be331545e9894
MD5 SHA1 SHA512

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