c9718b8354f67e040917ac8519dc2f286d53889e6ed7f513cc71e468a3bb3492

Analysis

max time kernel
143s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-10-2024 23:21

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General

Target

308.exe
Size

55KB
MD5

2c39c6018f9aa2c07d1dfa55652ece49
SHA1

30bfd3fe6530657ff257c17e2fb74fd10e1a5aba
SHA256

77e36970aef8cf7a90ea922c3fb8a9c209a1aaf317f26943b6eab5f412e415ae
SHA512

22d5c89b4e3a027595784e851a2eb564efc865a5b5087f9efbb83917627469acabdf5fbbd827eb9d6f904a70f8569282f174c566861ef95882a7de5a5c0e08b8
SSDEEP

768:PdRmDAZhhh6fi/zU2hep/t3hczOXtUcriz:PdgI0i/qv3hgCf

Score

7^/10

discovery persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

308.exe

pid process

3348 308.exe

pid	process
3348	308.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

308.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ajnghir = "rundll32 \"C:\\Users\\Admin\\AppData\\Local\\ajnghir.dll\",ajnghir"	308.exe

Modifies WinLogon 2 TTPs 8 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

308.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\MaxWait = "1"	308.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\ajdbrtyq = 44708a552238c52a04a7	308.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\DllName = "C:\\Users\\Admin\\AppData\\Local\\ajnghir.dll"	308.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\Startup = "ajnghir"	308.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir	308.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	308.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\Impersonate = "1"	308.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\ajnghir\Asynchronous = "1"	308.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

308.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 308.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	308.exe

C:\Users\Admin\AppData\Local\Temp\308.exe
"C:\Users\Admin\AppData\Local\Temp\308.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Modifies WinLogon
- System Location Discovery: System Language Discovery
PID:3348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\ajnghir.dll

Filesize
21KB

MD5
d5a0ddaaa20470ff5c40de871e150eeb

SHA1
df9e059cb2f37647b77f098967936af96cfc6280

SHA256
f935dd7025c8581152ad0ae5d1680d0d207fb90a52d6d2c38b6159d7c467392a

SHA512
87e62a804d3cd946a3783f3b27cfe9d965794d6877ba4a2612f93adb46498b0d713f89c132d4f3df7c5b1386c58079ec1c8457566d5ab85b571ba1b5f115bbaa

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