8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca

General

Target

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
Size

125KB
MD5

a09512032782e9629eac39b71f666c70
SHA1

b459dee03d4e70b7aa3bb85a22834162b10a5fd6
SHA256

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca
SHA512

c63fc3f753d1afb7a243a594d42f0dbfb1f26e1bb8d11c11c474e05f73e95dcd1a2eb00bd5e89a91a623ee537b67c71ce68870257af2f52f36d99db96298e79b
SSDEEP

1536:2ZeNavxhkC0FNGrX8CSFEijmeybdJCM8cHR/d6IVtNY9QEmZzplWQRkY/xLB/:2ZeNa5ITmeyrCMdH2AY7SlWQRP/xLB/

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-118412127\\773d8135q.exe"	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\77048134 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-118412127\\773d8135q.exe"	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	ioc	process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781862308-118412127\Desktop.ini	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-118412127\\773d8135q.exe"	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	pid	process	target process
PID 1284 set thread context of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

pid	process
1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
3584	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
3584	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe

description	pid	process	target process
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 1284 wrote to memory of 3584	1284	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
PID 3584 wrote to memory of 1192	3584	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	Explorer.EXE
PID 3584 wrote to memory of 1192	3584	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	Explorer.EXE
PID 3584 wrote to memory of 1192	3584	8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192

C:\Users\Admin\AppData\Local\Temp\8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
"C:\Users\Admin\AppData\Local\Temp\8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1284

C:\Users\Admin\AppData\Local\Temp\8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.exe
"C:\Users\Admin\AppData\Local\Temp\8c230b2a8590d0b8098b01cf727f392593f7e4aaa7e7088bb8ffacd3a72616ca.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:3584

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/1284-134-0x0000000000780000-0x0000000000783000-memory.dmp

Filesize
12KB

Download
memory/3584-132-0x0000000000000000-mapping.dmp

Download
memory/3584-133-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3584-136-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads