6dccfa9feef1ef8ce9073166fc57e1437d05d7e8ad0d594b021db4ee1cc6de4d

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
28/11/2023, 07:45 UTC

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General

Target

КикнадзеМД-bee2ed2e-межбанк.cms.req.7z
Size

1KB
MD5

1e42628fc9a790acc30864e2dd1399dc
SHA1

96266564c3a1cb0fc5f69d3699d3929b76363d88
SHA256

6dccfa9feef1ef8ce9073166fc57e1437d05d7e8ad0d594b021db4ee1cc6de4d
SHA512

7cf08b7a2f7a83fa2f746dad4a0f7371c97086e607b8faf6414444012d0282f30633966439f28861c8ec396d0d6d5e575f9328ed40937358a50e1b8be88241b5

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-1-5-21-2085049433-1067986815-1244098655-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\.7z\ = "7z_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\.7z	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\7z_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	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 2136 wrote to memory of 2612	2136	cmd.exe	29
PID 2136 wrote to memory of 2612	2136	cmd.exe	29
PID 2136 wrote to memory of 2612	2136	cmd.exe	29
PID 2612 wrote to memory of 2588	2612	rundll32.exe	30
PID 2612 wrote to memory of 2588	2612	rundll32.exe	30
PID 2612 wrote to memory of 2588	2612	rundll32.exe	30
PID 2612 wrote to memory of 2588	2612	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\КикнадзеМД-bee2ed2e-межбанк.cms.req.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\КикнадзеМД-bee2ed2e-межбанк.cms.req.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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\КикнадзеМД-bee2ed2e-межбанк.cms.req.7z"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2588

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2756

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
922b31e59b557b8348e1ac00e46b2f1d

SHA1
c4cb3b0cbd542fe227931b90cc5ed65c50e12cd1

SHA256
1bb0ef42576a53a9d306310c120c83366a93bb5b15d6457575a7523db3be4244

SHA512
c383e00dd1d2b95a9b3cd66edcdf018a11210264304c28d72fcf8f7b99453420d68a50ba6ec74c33fb07b657956f0f11df81c01887b44692a0eb4e6d5e11997e

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