45e9582dce5489528e3f7677f0100b12d2bfd24f855a5c4e9b14169a43fb59df

Resubmissions

18/03/2025, 05:47

250318-ggzxvavzbw 10

18/03/2025, 05:43

250318-gemvhayny5 8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
18/03/2025, 05:43

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General

Target

見積依頼関電プラント向け.exe
Size

677KB
MD5

4049dbcdb6def80c9b333713ed8404d3
SHA1

8be3db13aabb771dd770c2274c4d68de98df8640
SHA256

63ecd873789a7df2f765161957ec16fb9a4bc94b04e8d8521f344794522dc6f1
SHA512

aee9df14bcbf01b6356d54516d890d50bfc4256eaf99558dccc553039d32b37b6c2876042719fdde59f39989239e96d8f6d2cd40ea3fbd8be914227f76e0eadd
SSDEEP

12288:kskNPINJTGMZfUhqmRZwvW3MPN8Fy7RWxW42Akb9fvYgG0Ac+WRW:ENP8Gqshqy69PNWxl2Vb9f3vARg

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3032	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2916	WerFault.exe	29

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	見積依頼関電プラント向け.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2916	見積依頼関電プラント向け.exe
2916	見積依頼関電プラント向け.exe
2916	見積依頼関電プラント向け.exe
3032	powershell.exe
2916	見積依頼関電プラント向け.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	見積依頼関電プラント向け.exe
Token: SeDebugPrivilege	3032	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 3032	2916	見積依頼関電プラント向け.exe	30
PID 2916 wrote to memory of 3032	2916	見積依頼関電プラント向け.exe	30
PID 2916 wrote to memory of 3032	2916	見積依頼関電プラント向け.exe	30
PID 2916 wrote to memory of 3032	2916	見積依頼関電プラント向け.exe	30
PID 2916 wrote to memory of 2796	2916	見積依頼関電プラント向け.exe	32
PID 2916 wrote to memory of 2796	2916	見積依頼関電プラント向け.exe	32
PID 2916 wrote to memory of 2796	2916	見積依頼関電プラント向け.exe	32
PID 2916 wrote to memory of 2796	2916	見積依頼関電プラント向け.exe	32

C:\Users\Admin\AppData\Local\Temp\見積依頼関電プラント向け.exe
"C:\Users\Admin\AppData\Local\Temp\見積依頼関電プラント向け.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\見積依頼関電プラント向け.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3032
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 840
  2⤵
  - Program crash
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/2916-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2916-1-0x0000000000F20000-0x0000000000FCE000-memory.dmp

Filesize
696KB

Download
memory/2916-2-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-3-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/2916-4-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2916-5-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-6-0x0000000000E80000-0x0000000000F0E000-memory.dmp

Filesize
568KB

Download
memory/2916-9-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download