Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
18/04/2026, 03:47
General
- Target SMT_20260417_Price Request DX FLO-VN.pdf(94KB).exe
- Size 1.0MB
- Sample260418-eb878aav2n
- SHA256 71298dc679ea1a7f863c3c645f008e5ffcf892510bafc1c1fd201fcbf5f41952
Malware Config
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Drops startup file 2 IoCs
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SMT_20260417_Price Request DX FLO-VN.pdf(94KB).exe"C:\Users\Admin\AppData\Local\Temp\SMT_20260417_Price Request DX FLO-VN.pdf(94KB).exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SMT_20260417_Price Request DX FLO-VN.pdf(94KB).exe"C:\Users\Admin\AppData\Local\Temp\SMT_20260417_Price Request DX FLO-VN.pdf(94KB).exe"2⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\VersionUpdate.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\VersionUpdate.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\VersionUpdate.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\VersionUpdate.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
VersionUpdate.exe.log
VersionUpdate.exe
memory/3748-51-0x0000000002850000-0x0000000002868000-memory.dmp
memory/3748-52-0x0000000004E30000-0x0000000004F2A000-memory.dmp
memory/3748-40-0x0000000004E30000-0x0000000004F2A000-memory.dmp
memory/3748-39-0x0000000002850000-0x0000000002868000-memory.dmp
memory/3748-31-0x0000000005080000-0x00000000053D4000-memory.dmp
memory/3748-29-0x0000000004E20000-0x0000000004E30000-memory.dmp
memory/3748-30-0x0000000002810000-0x0000000002811000-memory.dmp
memory/3824-21-0x0000000004B00000-0x0000000004BFA000-memory.dmp
memory/3824-0-0x0000000000110000-0x000000000021C000-memory.dmp
memory/3824-11-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/3824-12-0x0000000002490000-0x00000000024EF000-memory.dmp
memory/3824-13-0x0000000004B00000-0x0000000004BFA000-memory.dmp
memory/3824-16-0x0000000006310000-0x00000000063D8000-memory.dmp
memory/3824-1-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/3824-10-0x00000000087E0000-0x00000000087F2000-memory.dmp
memory/3824-20-0x0000000002490000-0x00000000024EF000-memory.dmp
memory/3824-5-0x0000000004D40000-0x0000000005094000-memory.dmp
memory/3824-2-0x0000000004A10000-0x0000000004A11000-memory.dmp
memory/3824-9-0x0000000008370000-0x000000000844A000-memory.dmp
memory/3824-8-0x0000000005900000-0x000000000599C000-memory.dmp
memory/3824-7-0x0000000005120000-0x000000000512A000-memory.dmp
memory/3824-6-0x00000000050A0000-0x00000000050C2000-memory.dmp
memory/3824-3-0x00000000051B0000-0x0000000005754000-memory.dmp
memory/3824-4-0x0000000004CA0000-0x0000000004D32000-memory.dmp
memory/4640-19-0x0000000005100000-0x0000000005166000-memory.dmp
memory/4640-37-0x0000000005190000-0x000000000519E000-memory.dmp
memory/4640-36-0x00000000050D0000-0x00000000050DB000-memory.dmp
memory/4640-32-0x00000000053A0000-0x00000000059A8000-memory.dmp
memory/4640-35-0x0000000005FF0000-0x0000000006008000-memory.dmp
memory/4640-38-0x0000000005390000-0x00000000053A0000-memory.dmp
memory/4640-34-0x0000000005090000-0x00000000050C0000-memory.dmp
memory/4640-33-0x0000000005070000-0x0000000005089000-memory.dmp
memory/4640-26-0x0000000005390000-0x00000000053A0000-memory.dmp
memory/4640-17-0x0000000000400000-0x0000000000420000-memory.dmp