Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 02:15
Behavioral task
behavioral1
Sample
XClient.exe
Resource
win7-20240419-en
General
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Target
XClient.exe
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Size
179KB
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MD5
48ec861dda66f8a5c4c4abe34bde5533
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SHA1
cc33872e3bac88a5b426e1d44932a60a42e97a3c
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SHA256
126def262910ee46ba3a1210d2c8f71f8348c18f248806abd559ae52d85e584f
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SHA512
b50e3920d80ca5a9301be447c88294660901db1b453967365ed0031edc08e837aac6c351608643cdc0207bac6e3ce4c6ca49321a0641ab0759476db15537ac42
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SSDEEP
3072:NChMbbOhEiNnIbodpABzmONKv3Bz65/M6If+3Js+3JFkKeTno:NCeO5abXUfxBt25
Malware Config
Extracted
xworm
non-activists.gl.at.ply.gg:63701
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install_file
USB.exe
Signatures
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Detect Xworm Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/828-1-0x0000000000F80000-0x0000000000FB2000-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.
Processes:
powershell.exepowershell.exepid process 4136 powershell.exe 3928 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
XClient.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation XClient.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 25 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
XClient.exepid process 828 XClient.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exepowershell.exeXClient.exepid process 4136 powershell.exe 4136 powershell.exe 3928 powershell.exe 3928 powershell.exe 828 XClient.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
XClient.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 828 XClient.exe Token: SeDebugPrivilege 4136 powershell.exe Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 828 XClient.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
XClient.exepid process 828 XClient.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
XClient.exedescription pid process target process PID 828 wrote to memory of 4136 828 XClient.exe powershell.exe PID 828 wrote to memory of 4136 828 XClient.exe powershell.exe PID 828 wrote to memory of 3928 828 XClient.exe powershell.exe PID 828 wrote to memory of 3928 828 XClient.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\XClient.exe"C:\Users\Admin\AppData\Local\Temp\XClient.exe"1⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:828 -
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\XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4136
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD52e907f77659a6601fcc408274894da2e
SHA19f5b72abef1cd7145bf37547cdb1b9254b4efe9d
SHA256385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233
SHA51234fa0fff24f6550f55f828541aaefe5d75c86f8f0842d54b50065e9746f9662bb7209c74c9a9571540b9855bb3851f01db613190024e89b198d485bb5dc07721
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82