e501bb0f2315d61eddbe2d93bc7a31cb63098ed4e7aad3adb2e46fa089756460

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-02-2024 14:00

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General

Target

OURTanks_setup/util/__pycache__/__init__.cpython-312.pyc
Size

837B
MD5

c8b64591d4e68e0551bed7e0f9d714d9
SHA1

74f7b3959fa0426b6525a8b7f9fc1784f89cf5d8
SHA256

3d8a1974483dbe3cefdb7216e935e578028949d4097ec5ead1ffaf59b7ff0e68
SHA512

56f2a5ccb71e94f79ac3973806135c6e40fd89d64db4c2b697d38bd382eb312e6fae7fb57be81ea8e498b90258fb5fd425f622d742a4bb58993283fd99b83bdc

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-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2692	AcroRd32.exe
2692	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2540	2404	cmd.exe	29
PID 2404 wrote to memory of 2540	2404	cmd.exe	29
PID 2404 wrote to memory of 2540	2404	cmd.exe	29
PID 2540 wrote to memory of 2692	2540	rundll32.exe	30
PID 2540 wrote to memory of 2692	2540	rundll32.exe	30
PID 2540 wrote to memory of 2692	2540	rundll32.exe	30
PID 2540 wrote to memory of 2692	2540	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\OURTanks_setup\util\__pycache__\__init__.cpython-312.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\OURTanks_setup\util\__pycache__\__init__.cpython-312.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2540
- - 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\OURTanks_setup\util\__pycache__\__init__.cpython-312.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2692

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
4591fa7ff97f8dd92794803d7c500e7b

SHA1
947f136ae027fc9840af1652369db1954a80bc03

SHA256
76327dfa3602f2967699516bfebd14811a0c176cd74318d2d3427e5e84a63681

SHA512
168ad6c76dc25f111c4aeadd6888f50fadfbfdeb372756d1131667e9a3607c2f1a9bb2d4475ac1f32a92c2e22e395daf7e1fa1cbc7ed62ae816d2f53ef31879f

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