5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880

General

Target

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
Size

299KB
MD5

3aa75ed47341725056cb995f6bf3a40d
SHA1

b504c2450856046fc2e66041c20a65ffce7cac29
SHA256

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880
SHA512

00427b10f7572adb953e38e61aed6c0abbbf0e9b988ab65411cc975bad0fd18a49a37621dd229f4437388ca8e992efc79cdf444eae73790e41938570ea0f738b
SSDEEP

3072:NU6nXNyVa/Cb5Fr6LF3w41VTg3yHYilStAg0FuNmyDjCdCyADnEtMPpXlx:O4yVaauR3w2VTg3+jlStAOwCRDe+Fb

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

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-1-5-21-0243556031-888888379-781862338-11816761\\1v7cbv1.exe"	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\2b27b670 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-11816761\\1v7cbv1.exe"	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

description	ioc	process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781862338-11816761\Desktop.ini	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-11816761\\1v7cbv1.exe"	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

description	pid	process	target process
PID 964 set thread context of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

pid	process
964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
240	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe

description	pid	process	target process
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 964 wrote to memory of 240	964	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
PID 240 wrote to memory of 1268	240	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	Explorer.EXE
PID 240 wrote to memory of 1268	240	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	Explorer.EXE
PID 240 wrote to memory of 1268	240	5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268

C:\Users\Admin\AppData\Local\Temp\5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
"C:\Users\Admin\AppData\Local\Temp\5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:964

C:\Users\Admin\AppData\Local\Temp\5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.exe
"C:\Users\Admin\AppData\Local\Temp\5154aed1c1c8c84c2551daa04b458fecccfbb2b01f90d529191aefb9ae44c880.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:240

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

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Downloads

memory/240-54-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/240-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/240-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/240-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/240-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/240-60-0x0000000000401920-mapping.dmp

Download
memory/240-63-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/964-61-0x00000000003A0000-0x00000000003A3000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads