40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1

Analysis

max time kernel
153s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2022, 22:51

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General

Target

40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe
Size

17.6MB
MD5

74aa3c4c243b4534ff466117e80f50b1
SHA1

11d483847daee090af148005dde80946e15e37b2
SHA256

40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1
SHA512

77a57981d2570020420f87c8f6c5d3d27f684fa730452719882cfb86b2eba3e03af4e9aec462421c9df2527dcf6f80355a4b2cf805c17be6f6eaea09c4ab9c3c
SSDEEP

393216:fLGkqu1BDi24GqaCKGXqtSydw0xh8IgJlF6q/VoMOWSUC/8:zOjy+A8IgJlF6qKMOWZC/8

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1164 set thread context of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1120	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78
PID 1164 wrote to memory of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78
PID 1164 wrote to memory of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78
PID 1164 wrote to memory of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78
PID 1164 wrote to memory of 1120	1164	40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe	78

C:\Users\Admin\AppData\Local\Temp\40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe
"C:\Users\Admin\AppData\Local\Temp\40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Users\Admin\AppData\Local\Temp\40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe
  "C:\Users\Admin\AppData\Local\Temp\40c76440a30d1e864dcef2a0f01e23ebe0e6055dec1d976071851373dba4e4e1.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1120

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/1120-133-0x0000000000400000-0x00000000005CD000-memory.dmp

Filesize
1.8MB

Download
memory/1120-135-0x0000000000400000-0x00000000005CD000-memory.dmp

Filesize
1.8MB

Download
memory/1120-134-0x0000000000400000-0x00000000005CD000-memory.dmp

Filesize
1.8MB

Download
memory/1120-136-0x0000000000400000-0x00000000005CD000-memory.dmp

Filesize
1.8MB

Download
memory/1120-137-0x0000000000400000-0x00000000005CD000-memory.dmp

Filesize
1.8MB

Download