3636be59ca015ff1c10c4ae128557866d76c4dc6b612c22e4fe72787138c3b8d

Resubmissions

28/03/2024, 19:38

240328-yce6baef4z 7

28/03/2024, 19:29

240328-x69fksed5z 7

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/03/2024, 19:29

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General

Target

notep22d.pyc
Size

21KB
MD5

ac2704785361dcd146f0b52812d882ff
SHA1

31b54bab53f53bcdf36e458ce6dd4da9457097d5
SHA256

0702b05fa31c6271b2b403bbee9c629cb3708dddfaa65451a4c25f6865ee2de3
SHA512

b5a5c1d69dca308e3348058b8ff898b9c8fd9dd6f7e1fcf5683775a69fc3363a451a2e17a1f99a86cfebe02d2be3104062d67373148de89231696500c8be5fed
SSDEEP

384:QBiCVAAPs6a6EEToCGgEfeelnz7kvZSmH65gJKzM1Z:Q0CaACR6oDz7kvZiyJKzC

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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2516	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2516	AcroRd32.exe
2516	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2604	1952	cmd.exe	29
PID 1952 wrote to memory of 2604	1952	cmd.exe	29
PID 1952 wrote to memory of 2604	1952	cmd.exe	29
PID 2604 wrote to memory of 2516	2604	rundll32.exe	30
PID 2604 wrote to memory of 2516	2604	rundll32.exe	30
PID 2604 wrote to memory of 2516	2604	rundll32.exe	30
PID 2604 wrote to memory of 2516	2604	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\notep22d.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\notep22d.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2604
- - 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\notep22d.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2516

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
4d4ca0730afc19e4388296e666dc9404

SHA1
34a46eee07049ad0d4e34914bb5666c2ad780699

SHA256
cc503a000fe71ebfec14aa0c7590e649cf360bb36ea3007d970b21564e6aea28

SHA512
98a0699387a1b3229f5ccf88db5352a6fa12a4a69609d253e4e1dac2ea11607803f7157e8b08a1adaedbe5c7d6a0a198056cb8ae133479bde3d2e21d2431a441

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