8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e

Analysis

max time kernel
111s
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
23-01-2025 01:18

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General

Target

8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
Size

238KB
MD5

6a5a62e77eb754bee117d5efefbda0d2
SHA1

bba10f217de2e7f0e6633f05873bae91a2ec45ad
SHA256

8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e
SHA512

4a7b59bfbfb43331edcb98aedcb1075e9b91eb8146b2ad553662e59a1146bdf69cd5d9f3101baf123fbdb24f7bb8f6f693fd193a0c57f2bd097d632bbc779b1d
SSDEEP

6144:6mkLu0Aq9r8q7XMaC4+yPY7HLgZl3MovMfCp5C5:jkLsq9r8q7Xp27rk3MoK

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
1924	1208	WerFault.exe	83
2656	1420	WerFault.exe	82

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	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3580	Explorer.EXE
Token: SeCreatePagefilePrivilege	3580	Explorer.EXE
Token: SeShutdownPrivilege	3580	Explorer.EXE
Token: SeCreatePagefilePrivilege	3580	Explorer.EXE
Token: SeShutdownPrivilege	3580	Explorer.EXE
Token: SeCreatePagefilePrivilege	3580	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1208	winver.exe
1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 1208	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	83
PID 1420 wrote to memory of 1208	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	83
PID 1420 wrote to memory of 1208	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	83
PID 1420 wrote to memory of 1208	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	83
PID 1208 wrote to memory of 3580	1208	winver.exe	56
PID 1420 wrote to memory of 3580	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	56
PID 1420 wrote to memory of 2628	1420	8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2628

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3580
- C:\Users\Admin\AppData\Local\Temp\8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe
  "C:\Users\Admin\AppData\Local\Temp\8c42f7d05da923d9e5ddf7ba268e421634a229b332c037b6cd6a1e81d7d58b6e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1420
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1208
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 300
      4⤵
      Program crash
      PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 1056
    3⤵
    - Program crash
    PID:2656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1208 -ip 1208
1⤵
PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1420 -ip 1420
1⤵
PID:4220

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/1420-11-0x0000000003230000-0x0000000003C30000-memory.dmp

Filesize
10.0MB

Download
memory/1420-1-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/1420-2-0x0000000002A60000-0x0000000002BE0000-memory.dmp

Filesize
1.5MB

Download
memory/1420-3-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/1420-4-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/1420-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1420-0-0x0000000002A60000-0x0000000002BE0000-memory.dmp

Filesize
1.5MB

Download
memory/1420-16-0x0000000003230000-0x0000000003C30000-memory.dmp

Filesize
10.0MB

Download
memory/2628-14-0x00000000006F0000-0x00000000006F7000-memory.dmp

Filesize
28KB

Download
memory/2628-19-0x00000000006F0000-0x00000000006F7000-memory.dmp

Filesize
28KB

Download
memory/3580-6-0x0000000000E20000-0x0000000000E27000-memory.dmp

Filesize
28KB

Download
memory/3580-7-0x0000000000E20000-0x0000000000E27000-memory.dmp

Filesize
28KB

Download
memory/3580-12-0x0000000000E00000-0x0000000000E07000-memory.dmp

Filesize
28KB

Download