0e355dae53a1bbcda45c294b15387f44e85fa4aa41434da8e24709047a6a3069

Analysis

max time kernel
118s
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
15/09/2024, 11:23

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General

Target

50159868102ffa1523c93d91ca9870c0N.exe
Size

89KB
MD5

50159868102ffa1523c93d91ca9870c0
SHA1

85b84d78058b0adabf009e89abdbc9b3701fe234
SHA256

0e355dae53a1bbcda45c294b15387f44e85fa4aa41434da8e24709047a6a3069
SHA512

e56b7cad65179a0976d2bdd86231a42f7d9bfe1a747ffebd61feeee9cb00f5c9e5e37ba80a893eb58a0f825a6187421ecd96397f6d7fb54b2c02d03a65652b73
SSDEEP

1536:49o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:49o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2944	4840	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	50159868102ffa1523c93d91ca9870c0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4840	winver.exe
4840	winver.exe

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4840	winver.exe
3432	Explorer.EXE
3432	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3432	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 4840	3144	50159868102ffa1523c93d91ca9870c0N.exe	83
PID 3144 wrote to memory of 4840	3144	50159868102ffa1523c93d91ca9870c0N.exe	83
PID 3144 wrote to memory of 4840	3144	50159868102ffa1523c93d91ca9870c0N.exe	83
PID 3144 wrote to memory of 4840	3144	50159868102ffa1523c93d91ca9870c0N.exe	83
PID 4840 wrote to memory of 3432	4840	winver.exe	56
PID 4840 wrote to memory of 2556	4840	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

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:3432
- C:\Users\Admin\AppData\Local\Temp\50159868102ffa1523c93d91ca9870c0N.exe
  "C:\Users\Admin\AppData\Local\Temp\50159868102ffa1523c93d91ca9870c0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3144
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4840
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 632
      4⤵
      Program crash
      PID:2944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4840 -ip 4840
1⤵
PID:3356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2556-17-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/2556-13-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/2556-12-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/3144-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3144-0-0x00000000009C0000-0x00000000009C2000-memory.dmp

Filesize
8KB

Download
memory/3144-11-0x0000000002300000-0x0000000002D00000-memory.dmp

Filesize
10.0MB

Download
memory/3144-5-0x0000000002300000-0x0000000002D00000-memory.dmp

Filesize
10.0MB

Download
memory/3432-7-0x00007FF9BC54D000-0x00007FF9BC54E000-memory.dmp

Filesize
4KB

Download
memory/3432-9-0x00007FF9BC6E0000-0x00007FF9BC6E1000-memory.dmp

Filesize
4KB

Download
memory/3432-1-0x0000000003290000-0x0000000003296000-memory.dmp

Filesize
24KB

Download
memory/3432-16-0x00007FF9BC6C0000-0x00007FF9BC6C1000-memory.dmp

Filesize
4KB

Download
memory/3432-4-0x0000000003290000-0x0000000003296000-memory.dmp

Filesize
24KB

Download
memory/4840-8-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp

Filesize
2.0MB

Download
memory/4840-6-0x0000000077252000-0x0000000077253000-memory.dmp

Filesize
4KB

Download
memory/4840-2-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/4840-14-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download