f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3

Analysis

max time kernel
73s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 23:35

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General

Target

f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe
Size

993KB
MD5

44c6545d2e313117519ba4c6624234e0
SHA1

f877180041ac12f80031d0b2dd9f256e580a6d9c
SHA256

f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3
SHA512

66047ef679b1e3dda1228744b9f6da7af003e5b347fee36aee67c23d765443bd0200a676f9d65eb8eea854a3dcbd8d4b458f558394fed06befc6b839312b4f0f
SSDEEP

24576:cxqT31T6WE6I5jKqosOm+b+PAOK8mhlagr:z6WE6IN95+b58mugr

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4840 set thread context of 2264	4840	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	84

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
896	2264	WerFault.exe	84
4160	2264	WerFault.exe	84

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 2264	4840	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	84
PID 4840 wrote to memory of 2264	4840	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	84
PID 4840 wrote to memory of 2264	4840	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	84
PID 4840 wrote to memory of 2264	4840	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	84
PID 2264 wrote to memory of 896	2264	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	86
PID 2264 wrote to memory of 896	2264	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	86
PID 2264 wrote to memory of 896	2264	f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe	86

C:\Users\Admin\AppData\Local\Temp\f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe
"C:\Users\Admin\AppData\Local\Temp\f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Users\Admin\AppData\Local\Temp\f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe
  "C:\Users\Admin\AppData\Local\Temp\f4f767ef1b50792b0b8bc1ceb42bb10f57ef0564fbd7647e146bcad9e4d53fc3.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 560
    3⤵
    - Program crash
    PID:896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 560
    3⤵
    - Program crash
    PID:4160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 2264 -ip 2264
1⤵
PID:4964

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/2264-132-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

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