95c1da9ad1e59d60f70c922e23c8fc86bb8b08f8401cdaa9d36260a3dea34a49

Analysis

max time kernel
31s
max time network
21s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/10/2022, 09:25

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General

Target

Wallets/Google MetaMask/LOG.old
Size

589B
MD5

63abcd9ccd8d96cc39b0f40cc76f6b3b
SHA1

609f632bfc81f3eeece1c1b56db8cde6cd5b4d8e
SHA256

3e1193260f4ac72bc500cbeacfa3f808c1d502ff8c7e68752d36f0ad4ce78260
SHA512

cc67a7afb321ebf9eb8247f391a494f42bdebec28afb01566cb292c042c5f8059264377f04d028c48e79ff6615324afee0c103573af814edf2f66f432912ab9d

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.old	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.old\ = "old_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\old_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1692	AcroRd32.exe
1692	AcroRd32.exe
1692	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 1164	880	cmd.exe	28
PID 880 wrote to memory of 1164	880	cmd.exe	28
PID 880 wrote to memory of 1164	880	cmd.exe	28
PID 1164 wrote to memory of 1692	1164	rundll32.exe	29
PID 1164 wrote to memory of 1692	1164	rundll32.exe	29
PID 1164 wrote to memory of 1692	1164	rundll32.exe	29
PID 1164 wrote to memory of 1692	1164	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Wallets\Google MetaMask\LOG.old"
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Wallets\Google MetaMask\LOG.old
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1164
- - 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\Wallets\Google MetaMask\LOG.old"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1692

Network

MITRE ATT&CK Enterprise v6

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

memory/880-54-0x000007FEFC521000-0x000007FEFC523000-memory.dmp

Filesize
8KB

Download
memory/1692-82-0x0000000076871000-0x0000000076873000-memory.dmp

Filesize
8KB

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