a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974

General

Target

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
Size

305KB
MD5

2ec34c5fecf7aa50e9930d8ad0fedea7
SHA1

57db56446cf7262fc475f0035bd8591c30885989
SHA256

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974
SHA512

6334923b5bf698b98cb987a1587d09d216501a17085f3bfda3b3f88fe5d8eab87616e2e0534b18a3060c9d82f720dfd04250e4eaf44b250fe5f4ae97b3be2372
SSDEEP

1536:7njFRTlN18NhnKRfX/DsEq36183wn4+SIFCec4/lgKNOLDQ3sh5DhLrd:7njFDN+na/D+3JDICec4K+eTh55d

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe"	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\abe9vf4 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe"	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	ioc	process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781862308-13056594\Desktop.ini	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe"	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	pid	process	target process
PID 1596 set thread context of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exea14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

pid	process
1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
968	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exea14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe

description	pid	process	target process
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 1596 wrote to memory of 968	1596	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
PID 968 wrote to memory of 1244	968	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	Explorer.EXE
PID 968 wrote to memory of 1244	968	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	Explorer.EXE
PID 968 wrote to memory of 1244	968	a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe	Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
"C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1596

C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
"C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"
2⤵
- 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:968

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1244

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/968-56-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-60-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-64-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/968-61-0x0000000000401920-mapping.dmp

Download
memory/1596-54-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1596-62-0x00000000001B0000-0x00000000001B3000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads