5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/08/2024, 21:40

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General

Target

5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe
Size

237KB
MD5

a87e9503421c4c3ceb050c13b9a5f566
SHA1

68a3b6059a25aca1d7be6a201bacc1aff8e82c0d
SHA256

5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992
SHA512

5eb06ba91fa3943662c16e8592e19a1004351da619600e264104744020a8486ce66a446863bdf588c580343340ff04776510b28cbb51e4279833a5de51f3a436
SSDEEP

6144:PA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:PATuTAnKGwUAWVycQqgj

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
3392	4076	WerFault.exe	97
4292	2408	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	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4076	winver.exe
3440	Explorer.EXE
3440	Explorer.EXE
2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4076	2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe	97
PID 2408 wrote to memory of 4076	2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe	97
PID 2408 wrote to memory of 4076	2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe	97
PID 2408 wrote to memory of 4076	2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe	97
PID 4076 wrote to memory of 3440	4076	winver.exe	56
PID 2408 wrote to memory of 3440	2408	5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3440
- C:\Users\Admin\AppData\Local\Temp\5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe
  "C:\Users\Admin\AppData\Local\Temp\5135d938508319d26bc4d148a3c23b8b25a7abe8fc96a980f957184e34daa992.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4076
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 300
      4⤵
      Program crash
      PID:3392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 872
    3⤵
    - Program crash
    PID:4292

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4076 -ip 4076
1⤵
PID:4752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 2408 -ip 2408
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

Replay Monitor

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Downloads

memory/2408-1-0x0000000004800000-0x0000000004E58000-memory.dmp

Filesize
6.3MB

Download
memory/2408-2-0x0000000003D90000-0x0000000003D91000-memory.dmp

Filesize
4KB

Download
memory/2408-3-0x0000000004800000-0x0000000004E58000-memory.dmp

Filesize
6.3MB

Download
memory/2408-4-0x0000000003D90000-0x0000000003D91000-memory.dmp

Filesize
4KB

Download
memory/2408-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2408-14-0x0000000004800000-0x0000000004E58000-memory.dmp

Filesize
6.3MB

Download
memory/3440-6-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3440-7-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3440-11-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download