Analysis
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max time kernel
1778s -
max time network
1796s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 20:08
Behavioral task
behavioral1
Sample
XClient.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
XClient.exe
Resource
win7-20240419-en
Behavioral task
behavioral3
Sample
XClient.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral4
Sample
XClient.exe
Resource
win11-20240508-en
General
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Target
XClient.exe
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Size
59KB
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MD5
d172c0a4ae3e8cef6a0a910bde62e195
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SHA1
51139fc633fe81a66c8ed55081f92ec5256bd0bd
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SHA256
94b65da2b5cc3728547f892a46e9c48c5d54477d10ea8e210304593acd3568e7
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SHA512
d82c930a42fd623aeee51007453d201e96110b546f1fb34080fc6d4c1488d71b3828f5f1833d347993444e4d332aa00fbb7b8922fce676d220375470ad0fa467
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SSDEEP
1536:9vv68xQQodoW8YTK6uDkbrfSVxwXSOqQ+k:1vjWQoGJYTK6CkbrfHSOqQ+k
Malware Config
Extracted
xworm
length-desert.gl.at.ply.gg:58023
%AppData%:9
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Install_directory
%AppData%
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install_file
USB.exe
Signatures
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Detect Xworm Payload 2 IoCs
Processes:
resource yara_rule behavioral3/memory/1836-1-0x0000000000C70000-0x0000000000C86000-memory.dmp family_xworm C:\Users\Admin\AppData\Roaming\9 family_xworm -
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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation XClient.exe -
Drops startup file 2 IoCs
Processes:
XClient.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9.lnk XClient.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9.lnk XClient.exe -
Executes dropped EXE 30 IoCs
Processes:
999999999999999999999999999999pid process 3644 9 2904 9 4720 9 3088 9 3620 9 5072 9 4648 9 1340 9 3568 9 4888 9 3064 9 3956 9 2780 9 4724 9 4640 9 3756 9 2928 9 3796 9 2020 9 4208 9 4392 9 3016 9 4448 9 3092 9 5100 9 620 9 3800 9 2536 9 1800 9 1432 9 -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
XClient.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9 = "C:\\Users\\Admin\\AppData\\Roaming\\9" XClient.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 use of AdjustPrivilegeToken 32 IoCs
Processes:
XClient.exe999999999999999999999999999999description pid process Token: SeDebugPrivilege 1836 XClient.exe Token: SeDebugPrivilege 1836 XClient.exe Token: SeDebugPrivilege 3644 9 Token: SeDebugPrivilege 2904 9 Token: SeDebugPrivilege 4720 9 Token: SeDebugPrivilege 3088 9 Token: SeDebugPrivilege 3620 9 Token: SeDebugPrivilege 5072 9 Token: SeDebugPrivilege 4648 9 Token: SeDebugPrivilege 1340 9 Token: SeDebugPrivilege 3568 9 Token: SeDebugPrivilege 4888 9 Token: SeDebugPrivilege 3064 9 Token: SeDebugPrivilege 3956 9 Token: SeDebugPrivilege 2780 9 Token: SeDebugPrivilege 4724 9 Token: SeDebugPrivilege 4640 9 Token: SeDebugPrivilege 3756 9 Token: SeDebugPrivilege 2928 9 Token: SeDebugPrivilege 3796 9 Token: SeDebugPrivilege 2020 9 Token: SeDebugPrivilege 4208 9 Token: SeDebugPrivilege 4392 9 Token: SeDebugPrivilege 3016 9 Token: SeDebugPrivilege 4448 9 Token: SeDebugPrivilege 3092 9 Token: SeDebugPrivilege 5100 9 Token: SeDebugPrivilege 620 9 Token: SeDebugPrivilege 3800 9 Token: SeDebugPrivilege 2536 9 Token: SeDebugPrivilege 1800 9 Token: SeDebugPrivilege 1432 9 -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
XClient.exedescription pid process target process PID 1836 wrote to memory of 4892 1836 XClient.exe schtasks.exe PID 1836 wrote to memory of 4892 1836 XClient.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\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 use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "9" /tr "C:\Users\Admin\AppData\Roaming\9"2⤵
- Creates scheduled task(s)
PID:4892
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3644
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2904
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4720
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3088
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3620
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5072
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4648
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1340
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3568
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4888
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3064
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3956
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2780
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4724
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4640
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3756
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2928
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3796
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2020
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4208
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4392
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3016
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4448
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3092
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5100
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:620
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3800
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2536
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1800
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C:\Users\Admin\AppData\Roaming\9C:\Users\Admin\AppData\Roaming\91⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1432
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
59KB
MD5d172c0a4ae3e8cef6a0a910bde62e195
SHA151139fc633fe81a66c8ed55081f92ec5256bd0bd
SHA25694b65da2b5cc3728547f892a46e9c48c5d54477d10ea8e210304593acd3568e7
SHA512d82c930a42fd623aeee51007453d201e96110b546f1fb34080fc6d4c1488d71b3828f5f1833d347993444e4d332aa00fbb7b8922fce676d220375470ad0fa467