30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f

General

Target

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
Size

131KB
MD5

e22c933fd807b064a7a0a32483209181
SHA1

25772c38646b8ad837b9469513f569b8c895e878
SHA256

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f
SHA512

0bf1bab178ab9ecdb306607413a98ec11f5265b83e47087f69bc99ab2ff4bb89b5065d2b841407bd3f23cc756e0b420f2313a625f3b59b1f82dcd69d32ed2a4a
SSDEEP

3072:euN7Gw2n0nPBm/hIYsKBzM1U4Di2SypD5gdte:tNJ2/hIYdS9B

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4115614\\h7a3b6a.exe"	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\dha8b2 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4115614\\h7a3b6a.exe"	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	ioc	process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-4115614\Desktop.ini	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-4115614\\h7a3b6a.exe"	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	pid	process	target process
PID 528 set thread context of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

pid	process
528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
852	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	pid	process
Token: 33	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
Token: SeIncBasePriorityPrivilege	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe

description	pid	process	target process
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 528 wrote to memory of 852	528	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
PID 852 wrote to memory of 1264	852	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	Explorer.EXE
PID 852 wrote to memory of 1264	852	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	Explorer.EXE
PID 852 wrote to memory of 1264	852	30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1264

C:\Users\Admin\AppData\Local\Temp\30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
"C:\Users\Admin\AppData\Local\Temp\30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:528

C:\Users\Admin\AppData\Local\Temp\30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.exe
"C:\Users\Admin\AppData\Local\Temp\30058358319717e91d359e4a87fdb81fa252d1e62571fc79479bf7510d8b757f.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:852

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

2

T1004

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/852-54-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/852-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/852-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/852-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/852-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/852-60-0x0000000000401920-mapping.dmp

Download
memory/852-62-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads