05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a

General

Target

05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe
Size

48KB
MD5

60d518b29c525242654cfcb5cda29be0
SHA1

2e5ca6919d4b98d6415feebfc245095dfb3949df
SHA256

05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a
SHA512

f19465c71cafced4f9d17a776c568f87f1041c367c7553ec48e1c496154d03b1a7c72a82c7f50147a2f99457f3ed82feff070f8fd92d840d9e3e73b459c15a3f
SSDEEP

384:6ANIbcTTo1kK2It2SjO6gbtJo+pK7GHQhi+Tv10RMqyI:6Rkk2SjT+tJ5HoRv1EMvI

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

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-1-5-21-0243556031-888888379-781863308-1830\\zaberg.exe"	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\zaber0 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1830\\zaberg.exe"	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-1830\Desktop.ini	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1830\\zaberg.exe"	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 836 set thread context of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1932	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 836 wrote to memory of 1932	836	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	27
PID 1932 wrote to memory of 1384	1932	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	16
PID 1932 wrote to memory of 1384	1932	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	16
PID 1932 wrote to memory of 1384	1932	05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe	16

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1384
- C:\Users\Admin\AppData\Local\Temp\05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe
  "C:\Users\Admin\AppData\Local\Temp\05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:836
- - C:\Users\Admin\AppData\Local\Temp\05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.exe
    "C:\Users\Admin\AppData\Local\Temp\05f905e3167fd99dea250750a500b3a6b750766638b827e9104b9fbe9fdcb85a.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:1932

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/836-54-0x0000000076401000-0x0000000076403000-memory.dmp

Filesize
8KB

Download
memory/836-55-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/836-64-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1932-56-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1932-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1932-59-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1932-60-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1932-61-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1932-65-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads