1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde

General

Target

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
Size

160KB
MD5

46872a7a17ba55be680b5b34294e3396
SHA1

ebdd64c0a55ec1d761c54a93824868db909453b6
SHA256

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde
SHA512

3bf74bbf6a46c440d8429580e1a6b05ce9be290e7b7c318d7ddb1545e91daa4a774c2e041034e12435f9dc04ad25139a6db65740b27af0f99cbcc7a8aec5a05c
SSDEEP

3072:3XCiLk7ndEFIp8d94jVS1CzyymLS1uhDeQ73njJxi6svBYydFzIUjnl:34YI09oS1C+yykQr6Iul

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4353245\\s53274.exe"	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sd424576 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4353245\\s53274.exe"	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	ioc	process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-4353245\Desktop.ini	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4353245\\s53274.exe"	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	pid	process	target process
PID 3260 set thread context of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

pid	process
3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
1984	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
1984	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe

description	pid	process	target process
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 3260 wrote to memory of 1984	3260	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
PID 1984 wrote to memory of 2572	1984	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	Explorer.EXE
PID 1984 wrote to memory of 2572	1984	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	Explorer.EXE
PID 1984 wrote to memory of 2572	1984	1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2572

C:\Users\Admin\AppData\Local\Temp\1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
"C:\Users\Admin\AppData\Local\Temp\1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3260

C:\Users\Admin\AppData\Local\Temp\1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.exe
"C:\Users\Admin\AppData\Local\Temp\1a4ca1e3af0ae1576bc91abd3d8b97f43fdb42113aed00c179e89566561a3dde.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:1984

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1984-132-0x0000000000000000-mapping.dmp

Download
memory/1984-133-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1984-135-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads