e2a60dd19e8cf1808a1899b479993ec0371e3589f8f9800a179603c1439a3c7f

Resubmissions

04/10/2024, 09:12

241004-k6awsszfjg 10

02/10/2024, 16:19

241002-tshtxsyhrc 8

02/10/2024, 15:59

241002-te38psvdmk 8

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 16:19

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General

Target

見積依頼.exe
Size

618KB
MD5

d506d6578b57ed67971d049b10b8a2e2
SHA1

a58908b4c28b42d1f028466bfc6709a759304904
SHA256

89f6b4e8f4a3ec1fe146f806e4d4ba625a5d3e40d965018184a209d21721192a
SHA512

fc668df4a11cdf5a37e2bbfb672948b8b78fbc57ddeb5dd51ce2034343a0f1d35958ea2e8fddfc4f4aa5591590eeff04d120cac038ee83a7b12c4a57e0bf1c28
SSDEEP

12288:zLuWTG4mCjWA8oPPu8+FRgzYOivHm4o8b/wIVpGPEwkNB9Se:PNTChUu8AR1Q4Tb4IHNB9S

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
2780	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
2384	2644	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.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2644	見積依頼.exe
2644	見積依頼.exe
2644	見積依頼.exe
2780	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2644	見積依頼.exe
Token: SeDebugPrivilege	2780	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2780	2644	見積依頼.exe	30
PID 2644 wrote to memory of 2780	2644	見積依頼.exe	30
PID 2644 wrote to memory of 2780	2644	見積依頼.exe	30
PID 2644 wrote to memory of 2780	2644	見積依頼.exe	30
PID 2644 wrote to memory of 2384	2644	見積依頼.exe	32
PID 2644 wrote to memory of 2384	2644	見積依頼.exe	32
PID 2644 wrote to memory of 2384	2644	見積依頼.exe	32
PID 2644 wrote to memory of 2384	2644	見積依頼.exe	32

C:\Users\Admin\AppData\Local\Temp\見積依頼.exe
"C:\Users\Admin\AppData\Local\Temp\見積依頼.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2644
- 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.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2780
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 860
  2⤵
  - Program crash
  PID:2384

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/2644-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2644-1-0x00000000010F0000-0x0000000001190000-memory.dmp

Filesize
640KB

Download
memory/2644-2-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-3-0x00000000005F0000-0x000000000060A000-memory.dmp

Filesize
104KB

Download
memory/2644-4-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2644-5-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-6-0x0000000005230000-0x0000000005298000-memory.dmp

Filesize
416KB

Download
memory/2644-9-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download