31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb

Analysis

max time kernel
146s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 21:35

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General

Target

31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe
Size

89KB
MD5

6df830fc32009936358e4aabd4215fc9
SHA1

282193b15b593a6da94291d153ed1b68d50682af
SHA256

31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb
SHA512

b3267a1c5ca8ab13d8fcf17c96bbdb9a6f221f79947bebdebc06c32e3fac694176a72011da7b27d5531132461eafaee7a60089478c057c4a0057e48db6a23f04
SSDEEP

1536:l9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:l9o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3684	1584	WerFault.exe	83

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	31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1584	winver.exe
1584	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1584	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 1584	3948	31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe	83
PID 3948 wrote to memory of 1584	3948	31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe	83
PID 3948 wrote to memory of 1584	3948	31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe	83
PID 3948 wrote to memory of 1584	3948	31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe	83
PID 1584 wrote to memory of 3508	1584	winver.exe	56
PID 1584 wrote to memory of 2584	1584	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2584

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3508
- C:\Users\Admin\AppData\Local\Temp\31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe
  "C:\Users\Admin\AppData\Local\Temp\31d7ac341801cb03931dec45ae0c8470091b21db07b6dd6d341994c819d031cb.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3948
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1584
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1584 -s 580
      4⤵
      Program crash
      PID:3684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1584 -ip 1584
1⤵
PID:1372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/1584-6-0x00000000777A2000-0x00000000777A3000-memory.dmp

Filesize
4KB

Download
memory/1584-13-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1584-2-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1584-8-0x00007FFE341B0000-0x00007FFE343A5000-memory.dmp

Filesize
2.0MB

Download
memory/2584-10-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2584-11-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2584-15-0x00007FFE343D0000-0x00007FFE343D1000-memory.dmp

Filesize
4KB

Download
memory/3508-7-0x00007FFE3424D000-0x00007FFE3424E000-memory.dmp

Filesize
4KB

Download
memory/3508-1-0x0000000000930000-0x0000000000936000-memory.dmp

Filesize
24KB

Download
memory/3508-4-0x0000000000930000-0x0000000000936000-memory.dmp

Filesize
24KB

Download
memory/3948-5-0x00000000022A0000-0x0000000002CA0000-memory.dmp

Filesize
10.0MB

Download
memory/3948-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3948-0-0x0000000000690000-0x0000000000692000-memory.dmp

Filesize
8KB

Download
memory/3948-12-0x00000000022A0000-0x0000000002CA0000-memory.dmp

Filesize
10.0MB

Download