Analysis
- max time kernel
58s - max time network
50s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/09/2026, 04:31
Behavioral task
behavioral1
Sample
R3.exe
Resource
win10v2004-20260911-en
8 signatures
60 seconds
General
- Target R3.exe
- Size 47KB
- Sample260924-e5pexa1x2k
- SHA256 76a5fc4c9d6a37d031574f418a4e39ee89b3845652245b2f7b8d2f21688020ba
- MD5 7f0a4724e31c9d5f3a78cf9beb5cdefd
- SHA1 4b277bdb6c19bbdfb32539db47d6403c83cd2307
- SHA512 fd2bdd8c39ffcd17b2ed5b4a982cd147132d5d8e55c36755a262990b8eb1bed8a5ed3e03682c424d87fb128e482e2e2f5bb0e216dc85dc3d8d378dfe5c60a6ad
- SSDEEP 768:YjdPC8xkvd0vnil8jx5XPOewC3CffnzZ5SbuDDhmIHCPW2FD:YxNSd4igvP3ufnt5SbuhmIk
- TLSH T1CB23D64C676D8527E6AF5ABD5872428387B3F326A532E38F08DCC4E8378738549453A7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xenorat
C2
-
xoso6684.com
Mutex
-
S8
Attributes
-
delay
5000
-
install_path
temp
-
port
8080
-
startup_name
nothingset
Signatures
- Detect XenoRat Payload 4 IoCs
resource yara_rule behavioral1/memory/864-0-0x0000000000150000-0x0000000000162000-memory.dmp family_xenorat behavioral1/memory/864-2-0x0000000004980000-0x0000000004990000-memory.dmp family_xenorat behavioral1/files/0x000a000000024247-7.dat family_xenorat behavioral1/memory/3900-16-0x0000000004FE0000-0x0000000004FF0000-memory.dmp family_xenorat - 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-1-5-21-2101206053-1414382737-268919432-1000\Control Panel\International\Geo\Nation R3.exe - Executes dropped EXE 1 IoCs
pid Process 3900 R3.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R3.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 864 R3.exe Token: SeDebugPrivilege 3900 R3.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 864 wrote to memory of 3900 864 R3.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\R3.exe"C:\Users\Admin\AppData\Local\Temp\R3.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Users\Admin\AppData\Local\Temp\XenoManager\R3.exe"C:\Users\Admin\AppData\Local\Temp\XenoManager\R3.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3900
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\R3.exe.log
- Size 847B
- SHA256 38ef57aec780edd2c8dab614a85ce87351188fce5896ffebc9f69328df2056ed
- MD5 f8ec7f563d06ccddddf6c96b8957e5c8
- SHA1 73bdc49dcead32f8c29168645a0f080084132252
- SHA512 8830821ac9edb4cdf4d8a3d7bc30433987ae4c158cf81b705654f54aaeba366c5fa3509981aceae21e193dd4483f03b9d449bc0a32545927d3ca94b0f9367684
- TLSH T1330166702322B5D589023F43195D658516FF4758A660FE2CB999225FD92A0272F362E3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\XenoManager\R3.exe
- Size 47KB
- SHA256 76a5fc4c9d6a37d031574f418a4e39ee89b3845652245b2f7b8d2f21688020ba
- MD5 7f0a4724e31c9d5f3a78cf9beb5cdefd
- SHA1 4b277bdb6c19bbdfb32539db47d6403c83cd2307
- SHA512 fd2bdd8c39ffcd17b2ed5b4a982cd147132d5d8e55c36755a262990b8eb1bed8a5ed3e03682c424d87fb128e482e2e2f5bb0e216dc85dc3d8d378dfe5c60a6ad
- SSDEEP 768:YjdPC8xkvd0vnil8jx5XPOewC3CffnzZ5SbuDDhmIHCPW2FD:YxNSd4igvP3ufnt5SbuhmIk
- TLSH T1CB23D64C676D8527E6AF5ABD5872428387B3F326A532E38F08DCC4E8378738549453A7
- MD5 SHA1 SHA512 SSDEEP TLSH