1fc4dc449959381784dd2500ea76de0139e40b8aca1d92e6b5d22fb6f927636c

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
23-12-2023 23:12

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General

Target

passwords_grabber.pyc
Size

8KB
MD5

1ca5633be35a5db415bc83be9852bf0e
SHA1

710a4da76579449bb0b45eecedd42aea82ba6b35
SHA256

07a93aa41dbdcd8962b2ad1fcbd7c1bf661130c1cf050a5a4ef6821d30893099
SHA512

9ac14821d21d9c7345b6cf51d9e1c31f908590fadca061ed4f5c50ea7cd28c92b169aa7985873876989e7108946090695a4c782d8251f5061d27cea7c2f35ccb
SSDEEP

192:+CE34EAL/GFf/PoXdLO23NsDmqFUhkxNivLI9dRvL:Y4EAL/AfsFO8NsxuOxNn

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-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_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-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2960	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2960	AcroRd32.exe
2960	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 1512	1104	cmd.exe	29
PID 1104 wrote to memory of 1512	1104	cmd.exe	29
PID 1104 wrote to memory of 1512	1104	cmd.exe	29
PID 1512 wrote to memory of 2960	1512	rundll32.exe	30
PID 1512 wrote to memory of 2960	1512	rundll32.exe	30
PID 1512 wrote to memory of 2960	1512	rundll32.exe	30
PID 1512 wrote to memory of 2960	1512	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1512
- - 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\passwords_grabber.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2960

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
1d98cc9dfac349407f46bd712c7c8268

SHA1
c93921c993b7b3dda61ddd86b09b0a9fa6c400d6

SHA256
771f426e6e68de8512a7f7e13e14a40a9fc817ca740d4a70180b34ad4a10360e

SHA512
f4160701963b833828371490d0b2ba882b750bfdb98b5bf369451ba211e930219fe460a5822a0ec5506c8eff2e61c96517a975538c1f69a6465c5634801919e6

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