1ee3788918d34886873b12b45d7723e64eebe81cd117dbbf95f75fb99b38ea2d

Resubmissions

08/07/2024, 11:05

240708-m639fsyaph 4

08/07/2024, 11:00

08/07/2024, 10:54

08/07/2024, 10:49

08/07/2024, 10:46

08/07/2024, 10:42

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 10:42

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General

Target

AntivirusDefender8.0-main/.gitattributes
Size

66B
MD5

05bdb783ee6514c8c072e47680af8ff7
SHA1

ba3dfe345280bdcc5e817bb02cf49b8b8d8e1c4c
SHA256

1a1dbe176bc233b499d35a57db7513f2941c99ab9759f177830c9149be99005b
SHA512

9e820d6126d62c0b89e380c69685f6668b2f131283f57e524f59492fa6df22844dda1b90d244d4a1f8aea78a84e65d47b1a878168c4e41001459a947ef275ffe

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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.gitattributes	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.gitattributes\ = "gitattributes_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\gitattributes_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2616	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2616	AcroRd32.exe
2616	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2356	2292	cmd.exe	31
PID 2292 wrote to memory of 2356	2292	cmd.exe	31
PID 2292 wrote to memory of 2356	2292	cmd.exe	31
PID 2356 wrote to memory of 2616	2356	rundll32.exe	32
PID 2356 wrote to memory of 2616	2356	rundll32.exe	32
PID 2356 wrote to memory of 2616	2356	rundll32.exe	32
PID 2356 wrote to memory of 2616	2356	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AntivirusDefender8.0-main\.gitattributes
1⤵
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\AntivirusDefender8.0-main\.gitattributes
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2356
- - 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\AntivirusDefender8.0-main\.gitattributes"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2616

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
acc7a899dd440fa91bb08b6b7508ce26

SHA1
518182977cc312080aa9930aff07b74864ec694a

SHA256
729abff2f0789494b62d3eb9750a2685ebcb0c32f278772a37370bcdb62ae6be

SHA512
605b5ad328cef7a148ed6ed64113a2203720ef2cce0ed745b47b5ef98f97a3c53f24138935e8324894d098e244d0058215eb63421468c43f3c479e7ec33e91d9

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