12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63

General

Target

12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe
Size

60KB
MD5

1319874bf0a134c593d1171d50c42536
SHA1

5980479d59e85fa1b15ff3bfc30552c728f55219
SHA256

12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63
SHA512

52d6a7a10e02b871a346a43225fb04cbfe303327cfb0a2afa36276919658780b087363768588bf4941f2ef01f209ea25dd548f358366fa339684311e5e0cf550
SSDEEP

1536:K6NVEml6wSrikbPO36bPe9wOguuttMMTTyyBB88DDeeddYYvvqq55UUbbJJ66//u:K6NVEDrDWKTe95

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-0076\\mp130982.exe"	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\epp1305 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-0076\\mp130982.exe"	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-0076\Desktop.ini	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-0076\\mp130982.exe"	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1964 set thread context of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1340	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1964 wrote to memory of 1340	1964	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	28
PID 1340 wrote to memory of 1208	1340	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	16
PID 1340 wrote to memory of 1208	1340	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	16
PID 1340 wrote to memory of 1208	1340	12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe	16

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe
  "C:\Users\Admin\AppData\Local\Temp\12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Users\Admin\AppData\Local\Temp\12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe
    C:\Users\Admin\AppData\Local\Temp\12639bb2046823e7a66b19395359143636081e5afb00d9459744f7e8f051bd63.exe
    3⤵
    - Modifies WinLogon for persistence
    - Adds Run key to start application
    - Drops desktop.ini file(s)
    - Modifies WinLogon
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1340

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1340-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1340-54-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1964-56-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1964-58-0x00000000002A0000-0x00000000002F0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads