e501bb0f2315d61eddbe2d93bc7a31cb63098ed4e7aad3adb2e46fa089756460

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
22-02-2024 14:00

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General

Target

OURTanks_setup/util/options/__pycache__/token_leaver.cpython-312.pyc
Size

1KB
MD5

d4fc3628d46ad144713a742fa4f9df35
SHA1

c9d491896dfff42460600084b3b960ed616c6997
SHA256

6cb7f7efe67f7205ae622557bfc812980bdec3472c5cc9f73ee1badb7306087a
SHA512

bfe902a7eee3991ad402df61e70e978a3ca82c3f6533985f5f2e8ced9bab380054d0efb25c67581f5ef114b950bad6cfa6447dcd249bbcc2ab144f46f3d8546b

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2588	AcroRd32.exe
2588	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2652	2008	cmd.exe	29
PID 2008 wrote to memory of 2652	2008	cmd.exe	29
PID 2008 wrote to memory of 2652	2008	cmd.exe	29
PID 2652 wrote to memory of 2588	2652	rundll32.exe	30
PID 2652 wrote to memory of 2588	2652	rundll32.exe	30
PID 2652 wrote to memory of 2588	2652	rundll32.exe	30
PID 2652 wrote to memory of 2588	2652	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\OURTanks_setup\util\options\__pycache__\token_leaver.cpython-312.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- 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\options\__pycache__\token_leaver.cpython-312.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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\options\__pycache__\token_leaver.cpython-312.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2588

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
6166ec911537c814f09a2f7f07a69241

SHA1
88449ff3ab27bc32a16a49966175789c92bc2949

SHA256
4c88372e4111ee449640075feee266e920fe1a85a3507100c50e594c9e87c8ea

SHA512
332e1ac84c67d2f097e196b9fb9de2ea22704ba4f8eb7c0be653d7ae96fe73b36a6786f0c103592d2d6856065c8e6d77372fe1938913e6d3da8500ab9d2d57dc

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