73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 13:49

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General

Target

73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe
Size

883KB
MD5

2b24b08789ff8a55624bfbadddd24ad1
SHA1

80c61f3961fd54d28db7a44d92715a4bac3dd83d
SHA256

73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6
SHA512

479b4f74a4d3e76759f394c2ee9fce2f0de4c33ef84bfa6f07d61ca735b015e1c10d2842c3bbc743cd585bf0cebed3cb4b12c8a7683fb0328e92b01f76661ca6
SSDEEP

24576:4ynccYTstXyiHwtB1H6ti/PNJ4piHwtB1H6ti/PNJ4C:4yrPyiHwei/PApiHwei/PAC

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27

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 FindShellTrayWindow 1 IoCs

pid	Process
968	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe
1016	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 1016	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	27
PID 1948 wrote to memory of 976	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	28
PID 1948 wrote to memory of 976	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	28
PID 1948 wrote to memory of 976	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	28
PID 1948 wrote to memory of 976	1948	73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe	28

C:\Users\Admin\AppData\Local\Temp\73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe
"C:\Users\Admin\AppData\Local\Temp\73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Users\Admin\AppData\Local\Temp\73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe
  C:\Users\Admin\AppData\Local\Temp\73e92da6c71a04784a80a0415b4f85eb739e1d36f9978b5bb78ec7bf951038a6.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C START "" "C:\Users\Admin\AppData\Local\Temp\\2009_9_29_0.31.23.jpg"
  2⤵
  PID:976

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:968

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

C:\Users\Admin\AppData\Local\Temp\2009_9_29_0.31.23.jpg

Filesize
293KB

MD5
939303b5327f87a030d22d666039394b

SHA1
d358e082096b54a37df5eb30e5299722e3431848

SHA256
c5573d032fca6dd24be668ef7e4708b9d160d7a63a2450f6ae38eb53ced71814

SHA512
547c040625f6cfc51a1354b50cf54a1ecbf3c6d8fe07c71fa39aee39e62f327e38bc9b687db0490ba255dfe0a0e70578464992459d8f8a4c9dbc22bb66832bf0

Download Submit
memory/1016-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1016-57-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1016-59-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1016-61-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1016-70-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1016-73-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1948-64-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1948-67-0x00000000027B0000-0x000000000326A000-memory.dmp

Filesize
10.7MB

Download