1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f

General

Target

1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
Size

481KB
MD5

7915244517655d1ca81b2a3658149660
SHA1

fc5b78ddf4321a36b4fbea23645aa9348ea6a251
SHA256

1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f
SHA512

351f497784cba8a09d7afbfd0515968c80145f8352406cb73649c13c23b0c3d6bec1d9b9814256c4a2a29491ba08f9e96ec14dd8f1282b4330c7cc8f8c1c40c5
SSDEEP

6144:X1moDv19QGa2Cf4Pqc4zSVEjii5nET0qRWP2U1IOAxJY+UZmW5TnM0Lj:YoDv1u3AqtnJET0qGbOxJYnZvh

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\sidebar = "C:\\Users\\Admin\\AppData\\Roaming\\Sample.lnk"	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4708 set thread context of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
File created	C:\Windows\assembly\Desktop.ini	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1704	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
Token: SeDebugPrivilege	1704	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1704	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 4588	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	83
PID 4708 wrote to memory of 4588	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	83
PID 4708 wrote to memory of 4588	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	83
PID 4708 wrote to memory of 488	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	85
PID 4708 wrote to memory of 488	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	85
PID 4708 wrote to memory of 488	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	85
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87
PID 4708 wrote to memory of 1704	4708	1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe	87

C:\Users\Admin\AppData\Local\Temp\1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
"C:\Users\Admin\AppData\Local\Temp\1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708
- C:\Windows\SysWOW64\CMD.exe
  "CMD"
  2⤵
  PID:4588
- C:\Windows\SysWOW64\CMD.exe
  "CMD"
  2⤵
  PID:488
- C:\Users\Admin\AppData\Local\Temp\1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe
  "C:\Users\Admin\AppData\Local\Temp\1c3970e84872e5147770c44bece6caa27026ad1aab16d8a996f5d5f299c0e12f.exe"
  2⤵
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1704-136-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1704-138-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/1704-139-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/4708-132-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/4708-137-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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