2e4f9acacd6e23456d64d90287d758a935ac717567391a9d35bd1029c0758b2d

Analysis

max time kernel
118s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16/08/2024, 12:23

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General

Target
13e1a37a9b2a47f0876932d5461e4250N.exe
Size 89KB
Sample240816-pkw95athmf
SHA256 2e4f9acacd6e23456d64d90287d758a935ac717567391a9d35bd1029c0758b2d
MD5 13e1a37a9b2a47f0876932d5461e4250
SHA1 c3bb0306d23265d5daded4b0cf3203cfe3937d05
SHA512 88662df3ebae051314ff9546ee2fdcd1468e484db51364a43c111ceeef1f02132995bfe16bcc49a7c83acac38092d7dac46f73a9c07f5bef5553b06be868e836
SSDEEP 1536:W9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:W9o6fK2XqXQwhnHlqQo8Lvy
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3420	3404	WerFault.exe	84

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	13e1a37a9b2a47f0876932d5461e4250N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3404	winver.exe
3404	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

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

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3404	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3432	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 3404	2528	13e1a37a9b2a47f0876932d5461e4250N.exe	84
PID 2528 wrote to memory of 3404	2528	13e1a37a9b2a47f0876932d5461e4250N.exe	84
PID 2528 wrote to memory of 3404	2528	13e1a37a9b2a47f0876932d5461e4250N.exe	84
PID 2528 wrote to memory of 3404	2528	13e1a37a9b2a47f0876932d5461e4250N.exe	84
PID 3404 wrote to memory of 3432	3404	winver.exe	56
PID 3404 wrote to memory of 2556	3404	winver.exe	44

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3432
- C:\Users\Admin\AppData\Local\Temp\13e1a37a9b2a47f0876932d5461e4250N.exe
  "C:\Users\Admin\AppData\Local\Temp\13e1a37a9b2a47f0876932d5461e4250N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - 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:3404
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3404 -s 640
      4⤵
      Program crash
      PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3404 -ip 3404
1⤵
PID:3000

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/2528-5-0x0000000002350000-0x0000000002D50000-memory.dmp

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memory/2528-14-0x0000000002350000-0x0000000002D50000-memory.dmp

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memory/2528-0-0x00000000009D0000-0x00000000009D2000-memory.dmp

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memory/2528-11-0x0000000000400000-0x000000000041D000-memory.dmp

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

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

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memory/2556-17-0x00007FF9BC6D0000-0x00007FF9BC6D1000-memory.dmp

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memory/3404-7-0x0000000077252000-0x0000000077253000-memory.dmp

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memory/3404-6-0x0000000000460000-0x0000000000466000-memory.dmp

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memory/3404-9-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp

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memory/3404-2-0x0000000000460000-0x0000000000466000-memory.dmp

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memory/3404-15-0x0000000000460000-0x0000000000466000-memory.dmp

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memory/3432-8-0x00007FF9BC54D000-0x00007FF9BC54E000-memory.dmp

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memory/3432-10-0x00007FF9BC6E0000-0x00007FF9BC6E1000-memory.dmp

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

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

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