Analysis
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max time kernel
1577s -
max time network
1178s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05/04/2024, 05:25
Behavioral task
behavioral1
Sample
XClient.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
XClient.exe
Resource
win10v2004-20240226-en
General
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Target
XClient.exe
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Size
41KB
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MD5
4a85a8fd8d30e43227a2eeafb180b649
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SHA1
89c5f32f587eaf749c6b8fc4eaaf890bc0ff6928
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SHA256
ef5cb311599cd04871fa56f516e56af8da03d605013367021d99e1af0db876f1
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SHA512
1a48b86c97ad617839169601cb149b7d823ebfe07b59537c46934a57cb74e067ee36f1365f8dd568364b8fd6c899eecb1023fcaeb4f38715a1e17dda9a8906a7
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SSDEEP
768:nNreDweeLOoHdSgDder3XvggggQLJF5PG9pmOH6vOwhp3Euzl:n4DweQldSgDIjXvvggCFI9A46vOwLNp
Malware Config
Extracted
xworm
5.0
maximum-meet.gl.at.ply.gg:1675
9LQBHUPAUEJEhUPH
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Install_directory
%Temp%
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install_file
blacked.exe
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/memory/1976-0-0x00000000003B0000-0x00000000003C0000-memory.dmp family_xworm behavioral2/files/0x0010000000023123-71.dat family_xworm -
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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation XClient.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\blacked.lnk XClient.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\blacked.lnk XClient.exe -
Executes dropped EXE 20 IoCs
pid Process 460 blacked.exe 1508 blacked.exe 3028 blacked.exe 1196 blacked.exe 392 blacked.exe 928 blacked.exe 944 blacked.exe 3940 blacked.exe 3460 blacked.exe 4320 blacked.exe 2444 blacked.exe 1872 blacked.exe 2768 blacked.exe 3940 blacked.exe 3624 blacked.exe 2636 blacked.exe 4400 blacked.exe 5104 blacked.exe 2664 asrdgl.exe 2840 blacked.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\blacked = "C:\\Users\\Admin\\AppData\\Local\\Temp\\blacked.exe" 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.
flow ioc 14 ip-api.com -
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.
pid Process 4708 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 5096 timeout.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 4144 powershell.exe 4144 powershell.exe 2500 powershell.exe 2500 powershell.exe 3668 powershell.exe 3668 powershell.exe 3904 powershell.exe 3904 powershell.exe 1976 XClient.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1976 XClient.exe -
Suspicious use of AdjustPrivilegeToken 27 IoCs
description pid Process Token: SeDebugPrivilege 1976 XClient.exe Token: SeDebugPrivilege 4144 powershell.exe Token: SeDebugPrivilege 2500 powershell.exe Token: SeDebugPrivilege 3668 powershell.exe Token: SeDebugPrivilege 3904 powershell.exe Token: SeDebugPrivilege 1976 XClient.exe Token: SeDebugPrivilege 460 blacked.exe Token: SeDebugPrivilege 1508 blacked.exe Token: SeDebugPrivilege 3028 blacked.exe Token: SeDebugPrivilege 1196 blacked.exe Token: SeDebugPrivilege 392 blacked.exe Token: SeDebugPrivilege 928 blacked.exe Token: SeDebugPrivilege 944 blacked.exe Token: SeDebugPrivilege 3940 blacked.exe Token: SeDebugPrivilege 3460 blacked.exe Token: SeDebugPrivilege 4320 blacked.exe Token: SeDebugPrivilege 2444 blacked.exe Token: SeDebugPrivilege 1872 blacked.exe Token: SeDebugPrivilege 2768 blacked.exe Token: SeDebugPrivilege 3940 blacked.exe Token: SeDebugPrivilege 3624 blacked.exe Token: SeDebugPrivilege 2636 blacked.exe Token: SeDebugPrivilege 4400 blacked.exe Token: SeDebugPrivilege 5104 blacked.exe Token: 33 3044 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 3044 AUDIODG.EXE Token: SeDebugPrivilege 2840 blacked.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1976 XClient.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1976 wrote to memory of 4144 1976 XClient.exe 92 PID 1976 wrote to memory of 4144 1976 XClient.exe 92 PID 1976 wrote to memory of 2500 1976 XClient.exe 94 PID 1976 wrote to memory of 2500 1976 XClient.exe 94 PID 1976 wrote to memory of 3668 1976 XClient.exe 96 PID 1976 wrote to memory of 3668 1976 XClient.exe 96 PID 1976 wrote to memory of 3904 1976 XClient.exe 98 PID 1976 wrote to memory of 3904 1976 XClient.exe 98 PID 1976 wrote to memory of 4708 1976 XClient.exe 101 PID 1976 wrote to memory of 4708 1976 XClient.exe 101 PID 1976 wrote to memory of 2664 1976 XClient.exe 125 PID 1976 wrote to memory of 2664 1976 XClient.exe 125 PID 1976 wrote to memory of 2664 1976 XClient.exe 125 PID 1976 wrote to memory of 4792 1976 XClient.exe 128 PID 1976 wrote to memory of 4792 1976 XClient.exe 128 PID 1976 wrote to memory of 2420 1976 XClient.exe 130 PID 1976 wrote to memory of 2420 1976 XClient.exe 130 PID 2420 wrote to memory of 5096 2420 cmd.exe 132 PID 2420 wrote to memory of 5096 2420 cmd.exe 132 -
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\XClient.exe"C:\Users\Admin\AppData\Local\Temp\XClient.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976 -
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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4144
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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⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500
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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\Temp\blacked.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3668
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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 'blacked.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3904
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "blacked" /tr "C:\Users\Admin\AppData\Local\Temp\blacked.exe"2⤵
- Creates scheduled task(s)
PID:4708
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C:\Users\Admin\AppData\Local\Temp\asrdgl.exe"C:\Users\Admin\AppData\Local\Temp\asrdgl.exe"2⤵
- Executes dropped EXE
PID:2664
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /delete /f /tn "blacked"2⤵PID:4792
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC6D7.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:5096
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:460
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1508
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3028
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1196
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:392
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:928
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:944
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3940
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3460
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4320
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2444
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1872
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2768
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3940
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3624
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2636
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4400
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5104
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x30c 0x4f81⤵
- Suspicious use of AdjustPrivilegeToken
PID:3044
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C:\Users\Admin\AppData\Local\Temp\blacked.exeC:\Users\Admin\AppData\Local\Temp\blacked.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2840
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
MD571fa55c67a762ba70e40011153e19b3c
SHA1a36d2bb4802a8ec7db1a68de5f0c3d6007987492
SHA256b8be6896ca89d3ebe9ee8a94e3407483f4750badaf7fa33526817cfc926dc291
SHA51232760af7c05e20fec8cbddf56c2df544a69335f930f1d313cd1fdceaa90ed2afe81e54ac1b6770097d6f5ca5f30955f95970171a453579aa19239a17aaefe47f
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Filesize
944B
MD5e2da2d9f90026fdcbf934311a18284a2
SHA156de674db9fb5e29a62562191b498d976228dfd4
SHA256199babd6ffc35f86a277f477aa21cc4242a5650779f79c64928eb469c857183e
SHA512c7ed9f7540a927186f6192c71a18e41d43f87a6b7c578d0bbc63718a9f5ff3e4e597cf4ae18b2cb50ee5730d4360b45994a5931c648291f3250fd0ddfbb70bb3
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Filesize
944B
MD5cae60f0ddddac635da71bba775a2c5b4
SHA1386f1a036af61345a7d303d45f5230e2df817477
SHA256b2dd636b7b0d3bfe44cef5e1175828b1fa7bd84d5563f54342944156ba996c16
SHA51228ed8a8bc132ef56971cfd7b517b17cdb74a7f8c247ef6bff232996210075e06aa58a415825a1e038cfb547ad3dc6882bf1ca1b68c5b360ef0512a1440850253
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Filesize
944B
MD5e3161f4edbc9b963debe22e29658050b
SHA145dbf88dadafe5dd1cfee1e987c8a219d3208cdb
SHA2561359d6daeaed2f254b162914203c891b23139cc236a3bf75c2dfcbe26265c84a
SHA512006ffb8f37d1f77f8ee79b22ffa413819f565d62773c632b70985759572121c6ab4743139d16d885f8c0ff9d0e0b136686741728b3e142ee54aea3bb733dffb2
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
131KB
MD5bd65d387482def1fe00b50406f731763
SHA1d06a2ba2e29228f443f97d1dd3a8da5dd7df5903
SHA2561ab7375550516d7445c47fd9b551ed864f227401a14ff3f1ff0d70caca3bd997
SHA512351ecd109c4d49bc822e8ade73a9516c4a531ebcda63546c155e677dcff19708068dc588b2fcf30cad086238e8b206fc5f349d37dda02d3c3a8d9b570d92e4d9
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Filesize
41KB
MD54a85a8fd8d30e43227a2eeafb180b649
SHA189c5f32f587eaf749c6b8fc4eaaf890bc0ff6928
SHA256ef5cb311599cd04871fa56f516e56af8da03d605013367021d99e1af0db876f1
SHA5121a48b86c97ad617839169601cb149b7d823ebfe07b59537c46934a57cb74e067ee36f1365f8dd568364b8fd6c899eecb1023fcaeb4f38715a1e17dda9a8906a7
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Filesize
159B
MD5882ef581afe28c9178491b6de200957d
SHA1bb51b48dfb870def84ffa5b5bf789410e2b45ac2
SHA256b10cf58e2cf60cc348bdab68e1acafa245f1e9b0a38e5312bd21548f4fa89e6b
SHA512778dd9dbabe1a331515a2c86a74554e37c8ca58f91ebf329f463a2da8e22c6382cfe3c2efbb33a82fc4c231d24d74905e36f4b9646d2c39ebdc25be6ed0e3fd4