8829fa0de57142048046cb4d4ff30599d804d58886a2848b5c78893063cc9331

Analysis

max time kernel
118s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 12:39

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General

Target

731b50a9db00916edf1609775e2f7960N.exe
Size

89KB
MD5

731b50a9db00916edf1609775e2f7960
SHA1

9779f3353c5caf8a7b884403a461ea52d80d4212
SHA256

8829fa0de57142048046cb4d4ff30599d804d58886a2848b5c78893063cc9331
SHA512

2c9586f971b7e471a42e42b31ef07020734359a73ab78b2220bb5c3600d8454970e42aea3c7c0804164804842af2868b4290f319898811fe338d21f240124d39
SSDEEP

1536:C9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:C9o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3300	5020	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	731b50a9db00916edf1609775e2f7960N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5020	winver.exe
5020	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5020	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3516	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 5020	2232	731b50a9db00916edf1609775e2f7960N.exe	84
PID 2232 wrote to memory of 5020	2232	731b50a9db00916edf1609775e2f7960N.exe	84
PID 2232 wrote to memory of 5020	2232	731b50a9db00916edf1609775e2f7960N.exe	84
PID 2232 wrote to memory of 5020	2232	731b50a9db00916edf1609775e2f7960N.exe	84
PID 5020 wrote to memory of 3516	5020	winver.exe	56
PID 5020 wrote to memory of 2556	5020	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:3516
- C:\Users\Admin\AppData\Local\Temp\731b50a9db00916edf1609775e2f7960N.exe
  "C:\Users\Admin\AppData\Local\Temp\731b50a9db00916edf1609775e2f7960N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2232
- - 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:5020
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 632
      4⤵
      Program crash
      PID:3300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5020 -ip 5020
1⤵
PID:4472

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/2232-0-0x00000000004B0000-0x00000000004B2000-memory.dmp

Filesize
8KB

Download
memory/2232-12-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/2232-5-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/2232-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2556-13-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/2556-11-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/3516-7-0x00007FFC1A8CD000-0x00007FFC1A8CE000-memory.dmp

Filesize
4KB

Download
memory/3516-9-0x00007FFC1AA60000-0x00007FFC1AA61000-memory.dmp

Filesize
4KB

Download
memory/3516-1-0x0000000002CB0000-0x0000000002CB6000-memory.dmp

Filesize
24KB

Download
memory/3516-4-0x0000000002CB0000-0x0000000002CB6000-memory.dmp

Filesize
24KB

Download
memory/5020-8-0x00007FFC1A830000-0x00007FFC1AA25000-memory.dmp

Filesize
2.0MB

Download
memory/5020-6-0x0000000077902000-0x0000000077903000-memory.dmp

Filesize
4KB

Download
memory/5020-2-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/5020-15-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/5020-14-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download