8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f

Analysis

max time kernel
105s
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
02/12/2024, 03:17

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General

Target

8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe
Size

610KB
MD5

5f01ba39f7a443a9161a4447f16d554b
SHA1

3e2efd184af5b9078638b91b61eecf3815705a5d
SHA256

8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f
SHA512

c488077ebaa75499be232d23f08a2374e611c23ea94ae0033fb7325a144709319e8e29661414b6a7c01a1dcdad9e4672f51dda0b5dd253aa46e6c74988e7783b
SSDEEP

12288:YATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:GT+KjUdQqboyyWoK1NGqzuhZ

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
1596	2708	WerFault.exe	102
4572	2572	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	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.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	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE
Token: SeShutdownPrivilege	3556	Explorer.EXE
Token: SeCreatePagefilePrivilege	3556	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2708	winver.exe
2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 2708	2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe	102
PID 2572 wrote to memory of 2708	2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe	102
PID 2572 wrote to memory of 2708	2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe	102
PID 2572 wrote to memory of 2708	2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe	102
PID 2708 wrote to memory of 3556	2708	winver.exe	56
PID 2572 wrote to memory of 3556	2572	8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3556
- C:\Users\Admin\AppData\Local\Temp\8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe
  "C:\Users\Admin\AppData\Local\Temp\8eff8eec245ac2cc46ecc5ad94d15fc19424b63cde29b3b655bb5dac82e3616f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2708
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 300
      4⤵
      Program crash
      PID:1596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 956
    3⤵
    - Program crash
    PID:4572

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2708 -ip 2708
1⤵
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2572 -ip 2572
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

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Downloads

memory/2572-1-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/2572-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2572-3-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/2572-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2572-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-15-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/3556-6-0x0000000001420000-0x0000000001426000-memory.dmp

Filesize
24KB

Download
memory/3556-7-0x0000000001420000-0x0000000001426000-memory.dmp

Filesize
24KB

Download
memory/3556-12-0x0000000001430000-0x0000000001436000-memory.dmp

Filesize
24KB

Download