Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/05/2026, 02:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
x0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target x0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02.exe
- Size 86KB
- Sample260523-c8faasbw9k
- SHA256 0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02
- MD5 6b2b850e5dddac2c56e91c756b46f629
- SHA1 22ef39d61f4745df7ea102b787998d337b5f599d
- SHA512 bceb7f51864e38d56ecf099f34e9c0c25652b2f099d5cfc15c1ad11dbe72edfd599de15eda48a0bf8d6a90981550d93f7be31eb3a2c218d8078c1fe251e7ab72
- SSDEEP 1536:p/bkSyZx2ASdeYp+9r9odp3dunhLOtWByZtR/hsxr26rpFAFWF:p/0ZxXghchydunk4ByNhsxr2ceI
- TLSH T16483AE0FA60AACBDC67551B0B4EF627DD732E91A0B6997351205C43CADC08CFBC98AD4
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xworm
Version
-
XWorm V5.6
C2
-
nightfall-59475.portmap.host:4
-
10.9.222.222:4
-
31.57.97.169:4
Attributes
-
Install_directory
%Temp%
-
install_file
ShellHost.exe
-
localhost
127.0.0.1
Signatures
- Detect Xworm Payload 3 IoCs
resource yara_rule behavioral1/files/0x0008000000024595-2.dat family_xworm behavioral1/memory/1500-4-0x00000000008D0000-0x00000000008E6000-memory.dmp family_xworm behavioral1/memory/4992-9-0x00007FF742FC0000-0x00007FF742FDC000-memory.dmp family_xworm - Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ShellHost.lnk svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ShellHost.lnk svchost.exe - Executes dropped EXE 1 IoCs
pid Process 1500 svchost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1500 svchost.exe Token: SeDebugPrivilege 1500 svchost.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4992 wrote to memory of 1500 4992 x0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\x0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02.exe"C:\Users\Admin\AppData\Local\Temp\x0b5754b8860c324ba6e5b732f8f4462b528c1dbbde450d3a7c2a3adfb5b5df02.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\ProgramData\WindowsUpdate\svchost.exe"C:\ProgramData\WindowsUpdate\svchost.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1500
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\WindowsUpdate\svchost.exe
- Size 66KB
- SHA256 83c6dd2dc54900d749a9903e5e7776e547fd9f517d7a12a8e29ca63a31ac3960
- MD5 58d8e590465320689826452bae138588
- SHA1 4a121310ac0853188447252fb98568b029444e8d
- SHA512 97b41d52eed49b693eca9fe7606f0c49b9f41b4f45d741b7d8db168f216d1063bd02a7790c2ec54135120d21b550d235eae77590d7f6ba18628720d1d65e2ac5
- SSDEEP 1536:ZGwWvclhlYHokHugPjxi16kbeZiO2RpvQkQOdtf60nFt:OK+NPjwkkbe38hQObf9Ft
- TLSH T107636C187BE10125F1FFAFF46DE17266CA79F3222913965F14C901860613ACACE926F9
- MD5 SHA1 SHA512 SSDEEP TLSH