234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9

Analysis

max time kernel
18s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 16:11

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General

Target

234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe
Size

172KB
MD5

57eda7159ba1d0cd796213e836404290
SHA1

9b88b2c3a99d40c21aa0ce3959d49edb8f864699
SHA256

234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9
SHA512

b16079f06e116cb8e8d42d9cb0458652b643ca207bc10c377321868584b12b9f7b625e511072bc8c6416568776b43e9ee6290c567151dca7baf154b8f7cedd8e
SSDEEP

1536:m9Zk1MA1b96lU77m5dRloraXQl8MH5xtcl8jsQIrHoK7C9C6B:mQ1JYq7m5WWgl8MH5xtoSGyT

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1976	cmd.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1004	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1004	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
908	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 1976	908	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe	28
PID 908 wrote to memory of 1976	908	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe	28
PID 908 wrote to memory of 1976	908	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe	28
PID 908 wrote to memory of 1976	908	234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe	28
PID 1976 wrote to memory of 1004	1976	cmd.exe	30
PID 1976 wrote to memory of 1004	1976	cmd.exe	30
PID 1976 wrote to memory of 1004	1976	cmd.exe	30
PID 1976 wrote to memory of 1004	1976	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe
"C:\Users\Admin\AppData\Local\Temp\234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 234b091f54f23fc8c40a41f80421b7088e44d455a3fbf1dd059d9e656610fab9.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/908-56-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/908-57-0x0000000003C90000-0x000000000474A000-memory.dmp

Filesize
10.7MB

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