6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3

Analysis

max time kernel
110s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2024 13:06

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General

Target

6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe
Size

610KB
MD5

f281e061d7e9c9db937392d838633010
SHA1

3e96e7a7b0bebc9cf08bbc413e33b6da22822aad
SHA256

6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3
SHA512

4779ef9e08a501a49d9b1b4cb6e27f60e8be018db6f33607d7844af3e5fcf05516a3c97d28554ddf1040521b11ae54b580b489d21f667393db3ad613c1f67f7e
SSDEEP

12288:iATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:cT+KjUdQqboyyWoK1NGqzuhb

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
2244	2660	WerFault.exe	103
2604	1904	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	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.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	3360	Explorer.EXE
Token: SeCreatePagefilePrivilege	3360	Explorer.EXE
Token: SeShutdownPrivilege	3360	Explorer.EXE
Token: SeCreatePagefilePrivilege	3360	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2660	winver.exe
1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 2660	1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe	103
PID 1904 wrote to memory of 2660	1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe	103
PID 1904 wrote to memory of 2660	1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe	103
PID 1904 wrote to memory of 2660	1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe	103
PID 2660 wrote to memory of 3360	2660	winver.exe	55
PID 1904 wrote to memory of 3360	1904	6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3360
- C:\Users\Admin\AppData\Local\Temp\6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe
  "C:\Users\Admin\AppData\Local\Temp\6a1e566c2e9ba28afc7f8fb9af56f9320c21884d36edd1ff58446ddd555d40f3N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2660
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 300
      4⤵
      Program crash
      PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 708
    3⤵
    - Program crash
    PID:2604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2660 -ip 2660
1⤵
PID:1784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1904 -ip 1904
1⤵
PID:4576

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/1904-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/1904-2-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1904-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1904-13-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/3360-4-0x0000000001000000-0x0000000001006000-memory.dmp

Filesize
24KB

Download
memory/3360-5-0x0000000001000000-0x0000000001006000-memory.dmp

Filesize
24KB

Download
memory/3360-10-0x0000000001010000-0x0000000001016000-memory.dmp

Filesize
24KB

Download