aec1b9d9a1d0dfb23ce82acd363f6f2652f7bd5d0a5fd31445b550436aacc5c3

Analysis

max time kernel
118s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/09/2024, 17:58

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General

Target

9a46ea5727981c972b3b6c7ef8f5ed80N.exe
Size

237KB
MD5

9a46ea5727981c972b3b6c7ef8f5ed80
SHA1

5f7c7e1ba85b84a1f213f031b54778c39a122841
SHA256

aec1b9d9a1d0dfb23ce82acd363f6f2652f7bd5d0a5fd31445b550436aacc5c3
SHA512

0f980e93ce404557681f26093c345cd7a0768592a405ce276fd73c9b4d658e32f3200265a01bfdd6be26ccdf87ad11cd0ead074dc224c7de17be0f9bdbf59fab
SSDEEP

6144:MA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:MATuTAnKGwUAWVycQqgj

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
4840	4052	WerFault.exe	91
1336	3268	WerFault.exe	83

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	9a46ea5727981c972b3b6c7ef8f5ed80N.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	3548	Explorer.EXE
Token: SeCreatePagefilePrivilege	3548	Explorer.EXE
Token: SeShutdownPrivilege	3548	Explorer.EXE
Token: SeCreatePagefilePrivilege	3548	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4052	winver.exe
3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3548	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3268 wrote to memory of 4052	3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe	91
PID 3268 wrote to memory of 4052	3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe	91
PID 3268 wrote to memory of 4052	3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe	91
PID 3268 wrote to memory of 4052	3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe	91
PID 4052 wrote to memory of 3548	4052	winver.exe	56
PID 3268 wrote to memory of 3548	3268	9a46ea5727981c972b3b6c7ef8f5ed80N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3548
- C:\Users\Admin\AppData\Local\Temp\9a46ea5727981c972b3b6c7ef8f5ed80N.exe
  "C:\Users\Admin\AppData\Local\Temp\9a46ea5727981c972b3b6c7ef8f5ed80N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3268
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4052
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 300
      4⤵
      Program crash
      PID:4840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 728
    3⤵
    - Program crash
    PID:1336

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4052 -ip 4052
1⤵
PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3268 -ip 3268
1⤵
PID:2864

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/3268-1-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/3268-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3268-3-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/3268-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3268-14-0x00000000045A0000-0x0000000004BF8000-memory.dmp

Filesize
6.3MB

Download
memory/3548-5-0x0000000002400000-0x0000000002406000-memory.dmp

Filesize
24KB

Download
memory/3548-6-0x0000000002400000-0x0000000002406000-memory.dmp

Filesize
24KB

Download
memory/3548-11-0x0000000002410000-0x0000000002416000-memory.dmp

Filesize
24KB

Download