187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278e

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 14:48

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General

Target

187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe
Size

237KB
MD5

4cca9eeacdf651c98d2d24668099b1a0
SHA1

3b7b356d7b56a61f691933a3c20a93cdc4a1d33d
SHA256

187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278e
SHA512

3d9b27ecc8ecc7f4faa095a413adfb245ba1b5303b0d49e3e00e22b856ee2f4617b0d5c743f3a82f48458a933f9d351e4842d5f10b109aa80fba486072571e1d
SSDEEP

6144:dA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:dATuTAnKGwUAWVycQqgR

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
1052	1040	WerFault.exe	102
3924	2128	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.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	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1040	winver.exe
2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1040	2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe	102
PID 2128 wrote to memory of 1040	2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe	102
PID 2128 wrote to memory of 1040	2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe	102
PID 2128 wrote to memory of 1040	2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe	102
PID 1040 wrote to memory of 3520	1040	winver.exe	56
PID 2128 wrote to memory of 3520	2128	187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe
  "C:\Users\Admin\AppData\Local\Temp\187365b3c1a4e35a06a34017ea11ff68ed9148fe309c79bd17febdffada6278eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1040
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1040 -s 300
      4⤵
      Program crash
      PID:1052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 804
    3⤵
    - Program crash
    PID:3924

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1040 -ip 1040
1⤵
PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2128 -ip 2128
1⤵
PID:1288

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/2128-1-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/2128-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2128-3-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/2128-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2128-5-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2128-6-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2128-10-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2128-17-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/3520-8-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download
memory/3520-9-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download
memory/3520-14-0x0000000001120000-0x0000000001126000-memory.dmp

Filesize
24KB

Download