ae7215f849ff70a563174c591113f27904d41ba4ca612a840a87b2fe3bb2aead

Analysis

max time kernel
152s
max time network
49s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24/11/2022, 03:18

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General

Target

cardGamea/cardGamef.class
Size

2KB
MD5

a0f427090ec7ac446835185b1d419b13
SHA1

a2c83175a86e83aebbd52e3c027a1c6425027de3
SHA256

6a204ed3b5d87ee835e867b8a01cf9d823efa0b91fb4594a45d4898acdc3565a
SHA512

ee6ea9101dc44b48e43260c84d6c9aa29947fb58555c5af70c6edd3ca2d95d4189634bb75b3ab833df16fe1278bbe8bb6598de66a84dbbe9ffd1643fe4938e22

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-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.class	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2000	2020	cmd.exe	29
PID 2020 wrote to memory of 2000	2020	cmd.exe	29
PID 2020 wrote to memory of 2000	2020	cmd.exe	29
PID 2000 wrote to memory of 1488	2000	rundll32.exe	30
PID 2000 wrote to memory of 1488	2000	rundll32.exe	30
PID 2000 wrote to memory of 1488	2000	rundll32.exe	30
PID 2000 wrote to memory of 1488	2000	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cardGamea\cardGamef.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cardGamea\cardGamef.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2000
- - 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\cardGamea\cardGamef.class"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1488

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/1488-82-0x00000000760B1000-0x00000000760B3000-memory.dmp

Filesize
8KB

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memory/2020-54-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp

Filesize
8KB

Download