Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/06/2026, 04:20
Behavioral task
behavioral1
Sample
BFFGG.exe
Resource
win10ltsc2021-20260513-en
10 signatures
150 seconds
General
- Target BFFGG.exe
- Size 80KB
- Sample260601-ex3mkaev6m
- SHA256 60b35cb123bb23647b06acab4bf9006aaf5ed6ffcdf0faa027ef9383b89ccda8
- MD5 9d0936b243851ea89d39ea35f78beaa4
- SHA1 29fa790dbf54b6d96cc0be737bc4f46b9b9624f9
- SHA512 1b0c0d33a5227b9eda71ffd77dd7cb0d9388c8669a49869714c24ab3ba1fcdeb4f08073767db8c800fcd43a45d4cc212f56edf85c4d2a247b39a1a91bf9af50a
- SSDEEP 1536:S8+9XX3Ogffy7QwOCfwHEdqjQiR4WWYbiPmPpD9bmTA4IauHAvZy6H+2YrOO4uyH:SD9XX3OgS7VOqwmqjQq4hmPpD9bmEad/
- TLSH T136836B287BE54419D5FF5FB109F23292CB3BB7126932A65F348D028A1723A88CD517F9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xworm
C2
-
7326.info:2686
Attributes
-
install_file
USB.exe
-
localhost
127.0.0.1
Signatures
- Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/2508-0-0x00000000000C0000-0x00000000000DA000-memory.dmp family_xworm - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3288 powershell.exe 5004 powershell.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2508 BFFGG.exe - Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3288 powershell.exe 3288 powershell.exe 5004 powershell.exe 5004 powershell.exe 2508 BFFGG.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2508 BFFGG.exe Token: SeDebugPrivilege 3288 powershell.exe Token: SeDebugPrivilege 5004 powershell.exe Token: SeDebugPrivilege 2508 BFFGG.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2508 BFFGG.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2508 wrote to memory of 3288 2508 BFFGG.exe 81 PID 2508 wrote to memory of 5004 2508 BFFGG.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\BFFGG.exe"C:\Users\Admin\AppData\Local\Temp\BFFGG.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\BFFGG.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3288
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'BFFGG.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5004
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 4KB
- SHA256 e27390d57580e3dfba07bec3d8e430203bbc91e90f6937079b3fd52abc721bd4
- MD5 dbbd2d4458d7e8094846420da595dfc3
- SHA1 267cb47b904f14a519d2bd73abfdb30e1a06e1a6
- SHA512 480e7ca865b811f79f35fcfe7a9ac0280b48d1f9459873d18f000db55c72d53345cf3a10075c1ac407439545f699ce2a7bef38b00b4e19439edf384b00045531
- SSDEEP 96:iq4uYqGEo9xx+incqKXq3qotzYNYr7aqCiNLm7RIz+cBPzQh0nRAy6FcxZcosQSm:iq4uYqGEUdncqKXq3qotzYuWq2Iz+wx
- TLSH T11D91EE323375E0D5C8263F07192C19C463AF439AEA54AF48B258620EED2714BDF122F7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 1KB
- SHA256 93fd3c992521cef182e6847f4f6658c58cfd5bdde16d4732d1c055b3c9e34398
- MD5 00a393b7ba301744fef3e6a7618aa4b7
- SHA1 1e59132dfae5fc1b1f8cfdbd3b0aa281903ff743
- SHA512 af1c75b62ab48ea5be32ba7ddca5e8f5afed1aba52a9f0fa8f7133b71f7fd3010b13f0dc692e218eac1057d4dcbcfdfa8b2a4ce284c246d9845819ea88b63516
- TLSH T18B218633B7ACC235C8D911BA208CAD01B2B5C3C7449ECE8B7B84C508A57F99ADB645E4
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eyh3xdbq.jel.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH