7dfdd4d7f7663ccf3db6eb5557e9b177c19d1645bd3a20232b914d27fa959654

Analysis

max time kernel
149s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 12:05

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General

Target

6d1edece3967e4cd83b2d03993445b85.exe
Size

329KB
MD5

6d1edece3967e4cd83b2d03993445b85
SHA1

f0692e92b96c4a2e9d4bf63ff82d321da0d1aee8
SHA256

7dfdd4d7f7663ccf3db6eb5557e9b177c19d1645bd3a20232b914d27fa959654
SHA512

f9c60d2ff81401a48553ed649a838436983e01e5c2e1d71b3555f45a3ac715bf66ab63be1cc218c40c0a0b8ce1262e6325fb562b55afb4500d0039799d805d97
SSDEEP

6144:kKoFWh6c9FJbBxb1Eh9N+tY6cwG2NS9o1GTwFWxS0g:SU66Vh1+9H4S9ocwwVg

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4956	oPkDc01801.exe

Executes dropped EXE 1 IoCs

pid	Process
4956	oPkDc01801.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4300-1-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral2/memory/4956-10-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral2/memory/4300-13-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral2/memory/4956-14-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral2/memory/4300-19-0x0000000000400000-0x00000000005BD000-memory.dmp	upx
behavioral2/memory/4956-25-0x0000000000400000-0x00000000005BD000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\oPkDc01801 = "C:\\ProgramData\\oPkDc01801\\oPkDc01801.exe"	oPkDc01801.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4300	6d1edece3967e4cd83b2d03993445b85.exe
4300	6d1edece3967e4cd83b2d03993445b85.exe
4300	6d1edece3967e4cd83b2d03993445b85.exe
4300	6d1edece3967e4cd83b2d03993445b85.exe
4956	oPkDc01801.exe
4956	oPkDc01801.exe
4956	oPkDc01801.exe
4956	oPkDc01801.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4300	6d1edece3967e4cd83b2d03993445b85.exe
Token: SeDebugPrivilege	4956	oPkDc01801.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4956	oPkDc01801.exe
4956	oPkDc01801.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4956	oPkDc01801.exe
4956	oPkDc01801.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4956	oPkDc01801.exe
4956	oPkDc01801.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 4956	4300	6d1edece3967e4cd83b2d03993445b85.exe	89
PID 4300 wrote to memory of 4956	4300	6d1edece3967e4cd83b2d03993445b85.exe	89
PID 4300 wrote to memory of 4956	4300	6d1edece3967e4cd83b2d03993445b85.exe	89

C:\Users\Admin\AppData\Local\Temp\6d1edece3967e4cd83b2d03993445b85.exe
"C:\Users\Admin\AppData\Local\Temp\6d1edece3967e4cd83b2d03993445b85.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4300
- C:\ProgramData\oPkDc01801\oPkDc01801.exe
  "C:\ProgramData\oPkDc01801\oPkDc01801.exe" "C:\Users\Admin\AppData\Local\Temp\6d1edece3967e4cd83b2d03993445b85.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\oPkDc01801\oPkDc01801.exe

Filesize
329KB

MD5
c9f39f918783fbeaed34fe81c7b26e20

SHA1
d92037026befb5c0a1bce5419de4fc2ea04dbd2b

SHA256
1224187a86cddbe632358ac8a7bf271a89f1d9272965ed6381c17e25cb1930e7

SHA512
60ee7aa78f2688fb66e0f1bc18a697cb87db09f8d4d98f775050c62202e60dc081c96e8bbb4defd38dff51fa9aa80db731ee89fe8b8084a3442ca6703e4b465a

Download Submit
memory/4300-0-0x0000000000880000-0x00000000008CD000-memory.dmp

Filesize
308KB

Download
memory/4300-1-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/4300-13-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/4300-19-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/4956-10-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/4956-14-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download
memory/4956-25-0x0000000000400000-0x00000000005BD000-memory.dmp

Filesize
1.7MB

Download