8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 00:41

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General

Target

8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe
Size

89KB
MD5

51b58b58d21db146c235295add50ad7e
SHA1

7b2666892d81413517d5871429d21ff038a35258
SHA256

8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5
SHA512

ebeadee773a6a9f149c34578777452fd3eec13c8f86d2f233ac70b540852d971692d3ed1b969c420eff2aff7bd59e7b5ddcf2ffc9eafd1e608ab7c35680a7f63
SSDEEP

1536:m9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:m9o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4804	3648	WerFault.exe	85

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	8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3648	winver.exe
3648	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3648	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 3648	4608	8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe	85
PID 4608 wrote to memory of 3648	4608	8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe	85
PID 4608 wrote to memory of 3648	4608	8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe	85
PID 4608 wrote to memory of 3648	4608	8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe	85
PID 3648 wrote to memory of 3448	3648	winver.exe	56
PID 3648 wrote to memory of 3016	3648	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3016

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3448
- C:\Users\Admin\AppData\Local\Temp\8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe
  "C:\Users\Admin\AppData\Local\Temp\8d77f6b051156efc90de2e27453c94e82eb89690e35a78bd32e88b42fb2ca0d5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4608
- - 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:3648
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 632
      4⤵
      Program crash
      PID:4804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3648 -ip 3648
1⤵
PID:3780

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/3016-9-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/3016-10-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/3448-1-0x0000000001140000-0x0000000001146000-memory.dmp

Filesize
24KB

Download
memory/3448-7-0x00007FF927E0D000-0x00007FF927E0E000-memory.dmp

Filesize
4KB

Download
memory/3448-4-0x0000000001140000-0x0000000001146000-memory.dmp

Filesize
24KB

Download
memory/3448-16-0x00007FF927FA0000-0x00007FF927FA1000-memory.dmp

Filesize
4KB

Download
memory/3648-6-0x00000000775E2000-0x00000000775E3000-memory.dmp

Filesize
4KB

Download
memory/3648-8-0x00007FF927D70000-0x00007FF927F65000-memory.dmp

Filesize
2.0MB

Download
memory/3648-2-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download
memory/3648-13-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download
memory/4608-0-0x00000000004C0000-0x00000000004C2000-memory.dmp

Filesize
8KB

Download
memory/4608-5-0x0000000002310000-0x0000000002D10000-memory.dmp

Filesize
10.0MB

Download
memory/4608-11-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4608-12-0x0000000002310000-0x0000000002D10000-memory.dmp

Filesize
10.0MB

Download