46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64e

Analysis

max time kernel
117s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 10:13

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General

Target

46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe
Size

237KB
MD5

cabb5080b501051e2f73a9cdd680f4b0
SHA1

9cee60b14ad39667328f7a1fed0083b0a63363c4
SHA256

46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64e
SHA512

2068f670fc1eddb8c47e59799e6efc724aacd8a7d46eb80b390113ac83049c963b40661d9e43888335506a41e9bcaefa68de7dc8e5fd9edb5c48efc200d46814
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:XATuTAnKGwUAWVycQqgL

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2740	2292	WerFault.exe	93
2700	3292	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2292	winver.exe
3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 2292	3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe	93
PID 3292 wrote to memory of 2292	3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe	93
PID 3292 wrote to memory of 2292	3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe	93
PID 3292 wrote to memory of 2292	3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe	93
PID 2292 wrote to memory of 3504	2292	winver.exe	56
PID 3292 wrote to memory of 3504	3292	46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3504
- C:\Users\Admin\AppData\Local\Temp\46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe
  "C:\Users\Admin\AppData\Local\Temp\46cef2be0c4b26d8303e688bfbe20416bf99c5bbe55f5771d45c6334cdb9c64eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3292
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2292
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 300
      4⤵
      Program crash
      PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 860
    3⤵
    - Program crash
    PID:2700

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2292 -ip 2292
1⤵
PID:3752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3292 -ip 3292
1⤵
PID:4952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3292-1-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/3292-2-0x0000000003D80000-0x0000000003D81000-memory.dmp

Filesize
4KB

Download
memory/3292-3-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/3292-4-0x0000000003D80000-0x0000000003D81000-memory.dmp

Filesize
4KB

Download
memory/3292-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3292-14-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/3504-6-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/3504-7-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/3504-11-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download