d5941c64e562641077190060c556ff40f0a643014e7fa6a38ab4d9de686757d2

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31/08/2024, 07:48

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General

Target

2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe
Size

135KB
MD5

eff8f73d4e5ffbfd8cb4a8f509e7b5e8
SHA1

bedbda380d25eaa952738340b3d3c3a6b9cc03f2
SHA256

2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d
SHA512

e6e236f195ed860f35bb2ec0fb830744f1f14b4ee00b7f14ae120fc083d3b9461532178e14c0aed38c1070b2326387018e7283d14f64f17d11ac0aef6afa0fb8
SSDEEP

3072:8ir6VutmzgApobYr1fpCjeAaacVoh3EYvp3zoodIy:8E6sEgAmYhfpCCAjNBXd7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5024	4784	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	2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4784	winver.exe
4784	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3392	Explorer.EXE
Token: SeCreatePagefilePrivilege	3392	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4784	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3392	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 4784	4968	2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe	84
PID 4968 wrote to memory of 4784	4968	2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe	84
PID 4968 wrote to memory of 4784	4968	2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe	84
PID 4968 wrote to memory of 4784	4968	2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe	84
PID 4784 wrote to memory of 3392	4784	winver.exe	55
PID 4784 wrote to memory of 2604	4784	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2604

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3392
- C:\Users\Admin\AppData\Local\Temp\2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe
  "C:\Users\Admin\AppData\Local\Temp\2909051344dd80a33dfd47d1cf60372ba535aa3745ed0df8434681a3e715f32d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4968
- - 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:4784
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 640
      4⤵
      Program crash
      PID:5024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4784 -ip 4784
1⤵
PID:116

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/2604-18-0x00007FFE83270000-0x00007FFE83271000-memory.dmp

Filesize
4KB

Download
memory/2604-13-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/2604-11-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/3392-10-0x00007FFE83280000-0x00007FFE83281000-memory.dmp

Filesize
4KB

Download
memory/3392-4-0x00000000015D0000-0x00000000015D6000-memory.dmp

Filesize
24KB

Download
memory/3392-1-0x00000000015D0000-0x00000000015D6000-memory.dmp

Filesize
24KB

Download
memory/3392-8-0x00007FFE830ED000-0x00007FFE830EE000-memory.dmp

Filesize
4KB

Download
memory/4784-9-0x00007FFE83050000-0x00007FFE83245000-memory.dmp

Filesize
2.0MB

Download
memory/4784-6-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/4784-7-0x00000000771A2000-0x00000000771A3000-memory.dmp

Filesize
4KB

Download
memory/4784-15-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/4784-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/4968-0-0x0000000000890000-0x0000000000892000-memory.dmp

Filesize
8KB

Download
memory/4968-12-0x0000000000400000-0x000000000079D000-memory.dmp

Filesize
3.6MB

Download
memory/4968-5-0x0000000002760000-0x0000000003160000-memory.dmp

Filesize
10.0MB

Download
memory/4968-14-0x0000000002760000-0x0000000003160000-memory.dmp

Filesize
10.0MB

Download