e501bb0f2315d61eddbe2d93bc7a31cb63098ed4e7aad3adb2e46fa089756460

Analysis

max time kernel
119s
max time network
123s
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/options/__pycache__/bypass_rules.cpython-312.pyc
Size

1KB
MD5

9ef1b0ba1a0f21fd8e890ce05505d3db
SHA1

3e06fd3b437cfecf12873cfff25851d4a75a76e1
SHA256

cc4609b3f51e9f723d7c6c649a332b5fec0e755a89bd4be685835a8de985d5af
SHA512

ee32a4b4b427eecd4af7919f355acadb4e769bd46c5f4019095c5bca21bac3808d0c0dceffb406bfe0a4ee69df3ba86eb9dfd9d0c166f3c6c1c79c4cc44a49ed

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-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_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-1-5-21-3787592910-3720486031-2929222812-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2776	AcroRd32.exe
2776	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2540	2192	cmd.exe	29
PID 2192 wrote to memory of 2540	2192	cmd.exe	29
PID 2192 wrote to memory of 2540	2192	cmd.exe	29
PID 2540 wrote to memory of 2776	2540	rundll32.exe	30
PID 2540 wrote to memory of 2776	2540	rundll32.exe	30
PID 2540 wrote to memory of 2776	2540	rundll32.exe	30
PID 2540 wrote to memory of 2776	2540	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\OURTanks_setup\util\options\__pycache__\bypass_rules.cpython-312.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- 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__\bypass_rules.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\options\__pycache__\bypass_rules.cpython-312.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2776

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
6a4cb1e2d9ed995cffee2dae9253d008

SHA1
84c531f602fc6c1c88fd5153a31cb5c2a72834e1

SHA256
2dcc724eb5c88843df5a02bd778e09e4fb2df4949ec249772b3d9e3253c2511c

SHA512
cc07ff89faf759128e07bb9bccf6e68caca8efa9cccd08c7439b4bcda935a9e575ff90e5c9a938ddb9fd1f06c4a45a63c23b641d1506437437f2588db44364df

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