f52838f5f189931d25475e690bb9c91f0c841a6c5b7c4d119381af774995be4c

Analysis

user interaction
yes
max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
15/07/2026, 00:46

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General

Target
WHATSAPPIMG0017256.pdf.js
Size 205KB
Sample260715-a41z4abs21
SHA256 f52838f5f189931d25475e690bb9c91f0c841a6c5b7c4d119381af774995be4c
MD5 91436dbd9f20bdbf2b66cccecc8ade52
SHA1 1dc8a83a5fcc2eb53ad732cc2e420f97c1815536
SHA512 67d7aae34cf2b44696b8f86d0a7cfbcbb5b87e0ab5e8caa67d29a033e53842ec2b0b3aaf62438aa22fc7c16118ad268be3d21d1666aff44237b2b7e116e9ffe0
SSDEEP 3072:MgF3bwz1rfq4UgOfujKKvn0JGg7R29oz5Ep2wL:kq45rjKKvn4Gg7WL
TLSH
T1082456C5A6E86C4403976F7B379FB0E9FF6B0AD978444607C598F860B0A4A03F9E1935
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution

Malware Config

Extracted

Credentials

Protocol
smtp
Host
mail.blueandsky.co.id
Port
587
Username
[email protected]
Password
C!pta4321#

Signatures

Badlisted process makes network request 6 IoCs

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

flow	pid	Process
4	3648	wscript.exe
6	3648	wscript.exe
8	3648	wscript.exe
15	3648	wscript.exe
19	3648	wscript.exe
21	3648	wscript.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
46	116	aspnet_compiler.exe

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-1-5-21-1074038928-2032447174-945360078-1000\Control Panel\International\Geo\Nation	wscript.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1074038928-2032447174-945360078-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2116 set thread context of 116	2116	powershell.exe	96

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2116	powershell.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	aspnet_compiler.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wermgr.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	wermgr.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
2116	powershell.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
2116	powershell.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe
116	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	powershell.exe
Token: SeDebugPrivilege	116	aspnet_compiler.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
116	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 2116	3648	wscript.exe	88
PID 2116 wrote to memory of 4112	2116	powershell.exe	90
PID 2116 wrote to memory of 2348	2116	powershell.exe	91
PID 2116 wrote to memory of 4172	2116	powershell.exe	92
PID 2116 wrote to memory of 4664	2116	powershell.exe	93
PID 2116 wrote to memory of 4236	2116	powershell.exe	94
PID 2116 wrote to memory of 204	2116	powershell.exe	95
PID 2116 wrote to memory of 116	2116	powershell.exe	96
PID 2116 wrote to memory of 116	2116	powershell.exe	96
PID 2116 wrote to memory of 116	2116	powershell.exe	96
PID 2116 wrote to memory of 116	2116	powershell.exe	96
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 116 wrote to memory of 2464	116	aspnet_compiler.exe	101
PID 2116 wrote to memory of 1640	2116	powershell.exe	105

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1074038928-2032447174-945360078-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\WHATSAPPIMG0017256.pdf.js
1⤵
- Badlisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -ep bypass -file "C:\Temp\8YWULCWS.ps1"
  2⤵
  - Suspicious use of SetThreadContext
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4112
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2348
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4172
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4664
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4236
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:204
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Downloads MZ/PE file
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    - outlook_office_path
    PID:116
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe" all --output-path "C:\Users\Admin\AppData\Local\Temp\8b97afb97a4bcb80cbd9705c783312bf"
      4⤵
      PID:2464
- - C:\Windows\system32\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "0" "2116" "2360" "2312" "2364" "0" "0" "2368" "0" "0" "0" "0" "0"
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:1640

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

8YWULCWS.ps1

Path C:\Temp\8YWULCWS.ps1
Size 1.7MB
SHA256 060bcd83f52648475e53eb068f0b78541ec22a8f9c58f15aa0d28ad7700ac7da
MD5 b97ec9b6f293ced90e850343a3fe80c7
SHA1 a4ac11413027aa087bf85fcb3ffe146219a8daf4
SHA512 0552b4d2bea4dd98a4567d875eea2b7fe1257e5540c0454a222d9122193b3846c633f0e09535798cf27672e65351cab2fd4a7d26a437d7f8b0e5bdd7d7779377
SSDEEP 24576:3xwsMdNrt/yvZulQhvuZDbz+QSUN8ee/MVOhVzJEglPACWmpUCW/Fa885q+haq0h:3YgvZulrBbK31/jYC7W9+AF
TLSH
T1B2852378890A57EE0C11D177F141F855B4E837CB0E42572362AEC2BA77AC078CBB7996
MD5 SHA1 SHA512 SSDEEP TLSH

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__PSScriptPolicyTest_orzrvucp.bec.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_orzrvucp.bec.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/116-23-0x0000000005550000-0x00000000055B6000-memory.dmp

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memory/116-48-0x0000000001180000-0x00000000011F6000-memory.dmp

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memory/116-47-0x0000000006D60000-0x0000000006F22000-memory.dmp

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memory/116-27-0x0000000006590000-0x000000000659A000-memory.dmp

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memory/116-26-0x0000000006100000-0x0000000006192000-memory.dmp

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memory/116-21-0x0000000000400000-0x0000000000466000-memory.dmp

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memory/116-22-0x0000000005910000-0x0000000005EB4000-memory.dmp

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memory/2116-24-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2116-7-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2116-25-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2116-18-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2116-17-0x000001B53E240000-0x000001B53E258000-memory.dmp

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memory/2116-29-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2116-28-0x000001B53E0F0000-0x000001B53E23E000-memory.dmp

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memory/2116-30-0x000001B53E0F0000-0x000001B53E23E000-memory.dmp

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memory/2116-46-0x000001B53E0F0000-0x000001B53E23E000-memory.dmp

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memory/2116-13-0x000001B524CE0000-0x000001B524D02000-memory.dmp

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memory/2116-6-0x000001B524CD0000-0x000001B524CE0000-memory.dmp

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memory/2464-35-0x000001DC67A90000-0x000001DC67AA0000-memory.dmp

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