0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149

Analysis

max time kernel
146s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 01:05

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General

Target

0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe
Size

225KB
MD5

d87895c34f37cf8d3450cc47541fcc4c
SHA1

f2a854989634cc54de97895af07f7ad0e72c47d8
SHA256

0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149
SHA512

9c038353ebcbc703aecca14777ae7a39b26c61413987474cb7433f68072b5ee73dc59eaaf8a17358c5e281ed9310369b6b71a60c886046a809682f4e639572e4
SSDEEP

6144:QA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:QATuTAnKGwUAW3ycQqgf

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
3312	920	WerFault.exe	98
4376	1472	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	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.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	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
920	winver.exe
1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3488	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 920	1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe	98
PID 1472 wrote to memory of 920	1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe	98
PID 1472 wrote to memory of 920	1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe	98
PID 1472 wrote to memory of 920	1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe	98
PID 920 wrote to memory of 3488	920	winver.exe	56
PID 1472 wrote to memory of 3488	1472	0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3488
- C:\Users\Admin\AppData\Local\Temp\0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe
  "C:\Users\Admin\AppData\Local\Temp\0748cd374d64156fc533b0f10d437fdbb7ccad4e8b697b3cd2eeea252c466149.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1472
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:920
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 920 -s 300
      4⤵
      Program crash
      PID:3312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 768
    3⤵
    - Program crash
    PID:4376

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 920 -ip 920
1⤵
PID:2300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1472 -ip 1472
1⤵
PID:4468

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/1472-1-0x0000000004710000-0x0000000004D68000-memory.dmp

Filesize
6.3MB

Download
memory/1472-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/1472-3-0x0000000004710000-0x0000000004D68000-memory.dmp

Filesize
6.3MB

Download
memory/1472-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/1472-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1472-15-0x0000000004710000-0x0000000004D68000-memory.dmp

Filesize
6.3MB

Download
memory/3488-6-0x0000000000C30000-0x0000000000C36000-memory.dmp

Filesize
24KB

Download
memory/3488-7-0x0000000000C30000-0x0000000000C36000-memory.dmp

Filesize
24KB

Download
memory/3488-12-0x0000000002A60000-0x0000000002A66000-memory.dmp

Filesize
24KB

Download