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Analysis
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max time kernel
4s -
max time network
14s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 16:26
General
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Target
WizWorm (Modified XWorm)/WizWorm.exe
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Size
99KB
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MD5
a9b00ac5f9c02e540c61381a5fae62c3
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SHA1
273e272cc73d519c5cba2839de4e6043fd8977b0
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SHA256
3ad4aa1921b844c635bbeef2a492a3d1ff134af6a38a1c31d7d264da3e192a38
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SHA512
924316a6cd0b91617d23010cc031ccbc1a99c4d72f9199fb3215d68ae6ea6cc9c3a4888777bf4c72d920d940e68b828a4ede75c299a5f7b7f804250cea4ae570
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SSDEEP
1536:n1vP5KmktoR0wQNB+QC+ZMh/uFPah6x2C4bFwOL/n6106/Y7FwoOLTrXatVSFayK:VxLCLN06PahfLbFZL/6PWZOL6GPPy
Malware Config
Extracted
xworm
auto-london.gl.at.ply.gg:51655
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Install_directory
%LocalAppData%
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install_file
NigNigRat.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral1/memory/2580-1-0x0000000000C30000-0x0000000000C4E000-memory.dmp family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4688 powershell.exe 2240 powershell.exe 1924 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation WizWorm.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.
flow ioc 18 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4688 powershell.exe 4688 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2580 WizWorm.exe Token: SeDebugPrivilege 4688 powershell.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2580 wrote to memory of 4688 2580 WizWorm.exe 85 PID 2580 wrote to memory of 4688 2580 WizWorm.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\WizWorm (Modified XWorm)\WizWorm.exe"C:\Users\Admin\AppData\Local\Temp\WizWorm (Modified XWorm)\WizWorm.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2580 -
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\WizWorm (Modified XWorm)\WizWorm.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4688
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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 'WizWorm.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:2240
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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\WizWorm.exe'2⤵
- Command and Scripting Interpreter: PowerShell
PID:1924
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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
MD5bd5940f08d0be56e65e5f2aaf47c538e
SHA1d7e31b87866e5e383ab5499da64aba50f03e8443
SHA2562d2f364c75bd2897504249f42cdf1d19374f5230aad68fa9154ea3d03e3031a6
SHA512c34d10c7e07da44a180fae9889b61f08903aa84e8ddfa80c31c272b1ef9d491b8cec6b8a4c836c3cb1583fe8f4955c6a8db872515de3a9e10eae09610c959406
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Filesize
944B
MD5c1b0a9f26c3e1786191e94e419f1fbf9
SHA17f3492f4ec2d93e164f43fe2606b53edcffd8926
SHA256796649641966f606d7217bb94c5c0a6194eef518815dacc86feacdd78d3c1113
SHA512fa0290d77372c26a2f14cb9b0002c222bc757ce7ad02516b884c59a1108f42eb4c76884f9edb6c7149f7c3fac917eda99b72a3b1d72b7e118a1d5a73cadd15a8
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82