Analysis
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max time kernel
146s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 14:18
Behavioral task
behavioral1
Sample
2031gojosatoru.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2031gojosatoru.exe
Resource
win10v2004-20240426-en
General
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Target
2031gojosatoru.exe
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Size
79KB
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MD5
f686daf477cd61c3eb72515148c22e05
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SHA1
a3689bf018dd135b924a4a98f82613ea2cc83b3a
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SHA256
552395ebc69975a174f299e3fac4909585eda51ed1554281165ba640f53f9679
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SHA512
cd6af2ebccfb7671965c255ad54f0e651c2c1f6ffb9ce832f39ac8998adb2bae42df6251730be2c884d75485890c30801d173675259e113b30c782ec7cccf153
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SSDEEP
1536:cqdGeH5wKOnDvi9r3JP7FiXqbU4s29iobdAJ6QOBWoFEBqPoUC:iP9D4317FkqbUzKdWOBWoF6Hj
Malware Config
Extracted
xworm
19.ip.gl.ply.gg:45758
ads-enabled.gl.at.ply.gg:45758
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Install_directory
%AppData%
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install_file
XClient.exe
Signatures
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Detect Xworm Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/388-1-0x0000000000810000-0x000000000082A000-memory.dmp family_xworm C:\Users\Admin\AppData\Roaming\XClient.exe family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 4632 powershell.exe 3332 powershell.exe 3136 powershell.exe 4928 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2031gojosatoru.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation 2031gojosatoru.exe -
Drops startup file 2 IoCs
Processes:
2031gojosatoru.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk 2031gojosatoru.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\XClient.lnk 2031gojosatoru.exe -
Executes dropped EXE 2 IoCs
Processes:
XClient.exeXClient.exepid process 532 XClient.exe 4560 XClient.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2031gojosatoru.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe" 2031gojosatoru.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exe2031gojosatoru.exepid process 4928 powershell.exe 4928 powershell.exe 4632 powershell.exe 4632 powershell.exe 3332 powershell.exe 3332 powershell.exe 3136 powershell.exe 3136 powershell.exe 388 2031gojosatoru.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
Processes:
2031gojosatoru.exepowershell.exepowershell.exepowershell.exepowershell.exeXClient.exeXClient.exedescription pid process Token: SeDebugPrivilege 388 2031gojosatoru.exe Token: SeDebugPrivilege 4928 powershell.exe Token: SeDebugPrivilege 4632 powershell.exe Token: SeDebugPrivilege 3332 powershell.exe Token: SeDebugPrivilege 3136 powershell.exe Token: SeDebugPrivilege 388 2031gojosatoru.exe Token: SeDebugPrivilege 532 XClient.exe Token: SeDebugPrivilege 4560 XClient.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
2031gojosatoru.exepid process 388 2031gojosatoru.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
2031gojosatoru.exedescription pid process target process PID 388 wrote to memory of 4928 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 4928 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 4632 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 4632 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 3332 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 3332 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 3136 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 3136 388 2031gojosatoru.exe powershell.exe PID 388 wrote to memory of 2948 388 2031gojosatoru.exe schtasks.exe PID 388 wrote to memory of 2948 388 2031gojosatoru.exe schtasks.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\2031gojosatoru.exe"C:\Users\Admin\AppData\Local\Temp\2031gojosatoru.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:388 -
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\2031gojosatoru.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4928
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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 '2031gojosatoru.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4632
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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\Roaming\XClient.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3332
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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:3136
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"2⤵
- Creates scheduled task(s)
PID:2948
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C:\Users\Admin\AppData\Roaming\XClient.exeC:\Users\Admin\AppData\Roaming\XClient.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:532
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C:\Users\Admin\AppData\Roaming\XClient.exeC:\Users\Admin\AppData\Roaming\XClient.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4560
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
654B
MD52ff39f6c7249774be85fd60a8f9a245e
SHA1684ff36b31aedc1e587c8496c02722c6698c1c4e
SHA256e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
SHA5121d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD5cadef9abd087803c630df65264a6c81c
SHA1babbf3636c347c8727c35f3eef2ee643dbcc4bd2
SHA256cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438
SHA5127278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085
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Filesize
944B
MD5a7cc007980e419d553568a106210549a
SHA1c03099706b75071f36c3962fcc60a22f197711e0
SHA256a5735921fc72189c8bf577f3911486cf031708dc8d6bc764fe3e593c0a053165
SHA512b9aaf29403c467daef80a1ae87478afc33b78f4e1ca16189557011bb83cf9b3e29a0f85c69fa209c45201fb28baca47d31756eee07b79c6312c506e8370f7666
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Filesize
944B
MD52524e72b0573fa94e9cb8089728a4b47
SHA13d5c4dfd6e7632153e687ee866f8ecc70730a0f1
SHA256fafde5bec1db5e838e0a43603714686f9911b7aaa8d8ff0fe40f9496a7b38747
SHA51299a7593a82353f792a58ea99196330aaa8c34ac2f616f0be4b4ca4f76388485866ba96dc62d9b8e7627c1df6a1f74111342307ba82400adce5adac68b47a6fa8
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
79KB
MD5f686daf477cd61c3eb72515148c22e05
SHA1a3689bf018dd135b924a4a98f82613ea2cc83b3a
SHA256552395ebc69975a174f299e3fac4909585eda51ed1554281165ba640f53f9679
SHA512cd6af2ebccfb7671965c255ad54f0e651c2c1f6ffb9ce832f39ac8998adb2bae42df6251730be2c884d75485890c30801d173675259e113b30c782ec7cccf153