0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923

Analysis

max time kernel
115s
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
02/12/2024, 04:17

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General

Target

0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe
Size

225KB
MD5

a0ac58ea02b61e2ebd1fa26369724d20
SHA1

ce2ad3534b13dd9bd0c0a9d2cb827fc78d3467a9
SHA256

0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923
SHA512

ea972ce3382db01498a34f29f3a406d12e104c92ae587264f11ab07d32954847aa77aa0253648bbed72a53d93e25d880403774b9bb016069fd4c761ea824fef6
SSDEEP

6144:+A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:+ATuTAnKGwUAW3ycQqgf

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
2088	4912	WerFault.exe	106
4480	1628	WerFault.exe	84

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	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.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	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4912	winver.exe
1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 4912	1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe	106
PID 1628 wrote to memory of 4912	1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe	106
PID 1628 wrote to memory of 4912	1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe	106
PID 1628 wrote to memory of 4912	1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe	106
PID 4912 wrote to memory of 3516	4912	winver.exe	56
PID 1628 wrote to memory of 3516	1628	0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Users\Admin\AppData\Local\Temp\0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe
  "C:\Users\Admin\AppData\Local\Temp\0f33aacbdb2e9cceebc470190443a4325c2a254d825eaaa070279cda3dd7f923N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4912
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 300
      4⤵
      Program crash
      PID:2088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 872
    3⤵
    - Program crash
    PID:4480

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4912 -ip 4912
1⤵
PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1628 -ip 1628
1⤵
PID:2696

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/1628-1-0x00000000045C0000-0x0000000004C18000-memory.dmp

Filesize
6.3MB

Download
memory/1628-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1628-3-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1628-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1628-13-0x00000000045C0000-0x0000000004C18000-memory.dmp

Filesize
6.3MB

Download
memory/3516-5-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/3516-6-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/3516-10-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download