35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96

Analysis

max time kernel
130s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 21:36

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General

Target
35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe
Size 237KB
Sample240613-1f33navcrl
SHA256 35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96
MD5 28fb52808562c1a5e1328bb265792fa3
SHA1 55dc6aa8830742bfb449ddfbb7e151f547011ec9
SHA512 fd980acfc20141b51242963357938d2a7b9b95364f501bd21b2bf60c61b016d656cea4747e2d3737da3e046890d7bda15b79460a7685f587b5b7f09e63aca326
SSDEEP 6144:sA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:sATuTAnKGwUAWVycQqgj
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

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
3988	2540	WerFault.exe	90
64	960	WerFault.exe	81

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3368	Explorer.EXE
Token: SeCreatePagefilePrivilege	3368	Explorer.EXE
Token: SeShutdownPrivilege	3368	Explorer.EXE
Token: SeCreatePagefilePrivilege	3368	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
2540	winver.exe
3368	Explorer.EXE
3368	Explorer.EXE
3368	Explorer.EXE
960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3368	Explorer.EXE
3368	Explorer.EXE
3368	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3368	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 2540	960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe	90
PID 960 wrote to memory of 2540	960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe	90
PID 960 wrote to memory of 2540	960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe	90
PID 960 wrote to memory of 2540	960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe	90
PID 2540 wrote to memory of 3368	2540	winver.exe	56
PID 960 wrote to memory of 3368	960	35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
PID:3368
- C:\Users\Admin\AppData\Local\Temp\35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe
  "C:\Users\Admin\AppData\Local\Temp\35744adc05023612488dde6bf27ab929715683c9bf630b8b25786cf0cd131d96.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:960
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2540
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 300
      4⤵
      Program crash
      PID:3988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 864
    3⤵
    - Program crash
    PID:64

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2540 -ip 2540
1⤵
PID:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 960 -ip 960
1⤵
PID:556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/960-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

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memory/960-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

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memory/960-6-0x0000000000400000-0x000000000043F000-memory.dmp

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memory/960-12-0x0000000004690000-0x0000000004CE8000-memory.dmp

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memory/3368-4-0x0000000000B30000-0x0000000000B36000-memory.dmp

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memory/3368-5-0x0000000000B30000-0x0000000000B36000-memory.dmp

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memory/3368-9-0x0000000002690000-0x0000000002696000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads