11d94654b0ceaa89d59669d26de3914993ab2e1b81a168f8e46265d423d26211

Analysis

max time kernel
300s
max time network
163s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 16:29

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General

Target
Original Bill Copy.js
Size 163KB
Sample260804-tzjpssswbt
SHA256 11d94654b0ceaa89d59669d26de3914993ab2e1b81a168f8e46265d423d26211
MD5 6a06e9e9f483173b8393b2ba94556d69
SHA1 daca2dee5788b0a377853a1525d94372dd2ea98f
SHA512 96be0b6eccfc8ac9b93959e8a941758f7770b835a94dcfcc3a92e2885a99f611b8db9f58f096ebaa408d548c29e0f9b668c828624af8c9fe50d78d2c2dc45ce6
SSDEEP 3072:/ifhrnLLiZv/e4QjyoeVx5lxyyJVF33nvLBzLw8I+ZxP1TP05kNjR0iG:/iJrn3iZerFeVBTVl3No8Nx9TP05CR0J
TLSH
T1E6F3ADD10B5C1EFEFA684F08613E1A5351F3B2436E265A55BD73A8C73E3B90498708AD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution persistence

Malware Config

Signatures

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
5	5692	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
5	5692	powershell.exe

Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs

persistence

Logon Script (Windows)

T1037.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3989226554-2204910950-1522900112-1000\Environment\UserInitMprLogonScript = "\"C:\\Windows\\system32\\wscript.exe\" \"C:\\Users\\Admin\\AppData\\Local\\Microsoft\\Windows\\v3010\\v6317.js\""	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5692 set thread context of 3800	5692	powershell.exe	94

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 1 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
4928	cmd.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
5692	powershell.exe
5692	powershell.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5692	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4396 wrote to memory of 3428	4396	wscript.exe	89
PID 3428 wrote to memory of 1700	3428	conhost.exe	90
PID 1700 wrote to memory of 4928	1700	conhost.exe	91
PID 4928 wrote to memory of 4716	4928	cmd.exe	92
PID 4928 wrote to memory of 5692	4928	cmd.exe	93
PID 5692 wrote to memory of 3800	5692	powershell.exe	94
PID 5692 wrote to memory of 3800	5692	powershell.exe	94
PID 5692 wrote to memory of 3800	5692	powershell.exe	94
PID 5692 wrote to memory of 3800	5692	powershell.exe	94

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Original Bill Copy.js"
1⤵
- Suspicious use of WriteProcessMemory
PID:4396
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" --headless conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YIqsanfD0Se6O','Process'))| powershell.exe -W H -nOP -noNI -"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3428
- - C:\Windows\System32\conhost.exe
    conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YIqsanfD0Se6O','Process'))| powershell.exe -W H -nOP -noNI -"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1700
  - - C:\Windows\System32\cmd.exe
      cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YIqsanfD0Se6O','Process'))| powershell.exe -W H -nOP -noNI -"
      4⤵
      Executes a command shell one-liner
      Suspicious use of WriteProcessMemory
      PID:4928
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('YIqsanfD0Se6O','Process'))"
        5⤵
        
        PID:4716
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -W H -nOP -noNI -
        5⤵
        Badlisted process makes network request
        Downloads MZ/PE file
        Registers new Windows logon scripts automatically executed at logon.
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:5692
      - C:\Windows\SysWow64\svchost.exe
        
        C:\Windows\SysWow64\svchost.exe
        6⤵
        Suspicious behavior: EnumeratesProcesses
        
        PID:3800

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Windows Command Shell

T1059.003

Persistence

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Privilege Escalation

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3800-18-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

Download

memory/3800-17-0x0000000000E80000-0x0000000000EC6000-memory.dmp

Download

memory/5692-10-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

Download

memory/5692-11-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

Download

memory/5692-6-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-7-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-8-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-9-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-0-0x00007FFE4F27F000-0x00007FFE4F280000-memory.dmp

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memory/5692-5-0x0000024859D90000-0x0000024859DB2000-memory.dmp

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memory/5692-12-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-13-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-14-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-15-0x000002485A060000-0x000002485A0B0000-memory.dmp

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memory/5692-16-0x0000024859D20000-0x0000024859D32000-memory.dmp

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memory/5692-2-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

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memory/5692-1-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

Download

memory/5692-22-0x00007FFE4F0F0000-0x00007FFE4FA94000-memory.dmp

Download