Analysis
-
max time kernel
144s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2024 14:06
Static task
static1
Behavioral task
behavioral1
Sample
XWORM-V5.4.exe
Resource
win7-20240903-en
General
-
Target
XWORM-V5.4.exe
-
Size
14.2MB
-
MD5
741b1f2ee5826897af2ba2ec765296e4
-
SHA1
706534d9c6a16354974b3b6fd6d1f620524b7dd1
-
SHA256
0b142a5773fcd9ae5cbb967f748e8da9a89e74aa50a0e1cd52f3aaa313bc749d
-
SHA512
a0b14ab280d906a8ad1681e335d30a457b02355cc941d12208f2ef460a9b1f700b84789749ee2080fb4351cce09e3cceeb9fea94478c3c81ae1fb184892de03a
-
SSDEEP
196608:q1X5v7sGYYHDZH3OrlZPtgLklkC9sSJP/rSzQHvWSpdUorPr/kvmXhJ9aCD:qHqDVgV+9kQH+SfLdrnD
Malware Config
Extracted
xworm
5.0
45.141.26.197:7000
9nYi5R05H806aXaO
-
Install_directory
%AppData%
-
install_file
VLC_Media.exe
Signatures
-
Detect Xworm Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2436-25-0x00000000006A0000-0x00000000006D2000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\VLC_Media.exe.exe family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 4712 powershell.exe 1384 powershell.exe 884 powershell.exe 3244 powershell.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
VLC_Media.exe.exeXWORM-V5.4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation VLC_Media.exe.exe Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation XWORM-V5.4.exe -
Drops startup file 2 IoCs
Processes:
VLC_Media.exe.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\VLC_Media.lnk VLC_Media.exe.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\VLC_Media.lnk VLC_Media.exe.exe -
Executes dropped EXE 2 IoCs
Processes:
XWorm V5.4.exeVLC_Media.exe.exepid process 3056 XWorm V5.4.exe 2436 VLC_Media.exe.exe -
Loads dropped DLL 2 IoCs
Processes:
XWorm V5.4.exeVLC_Media.exe.exepid process 3056 XWorm V5.4.exe 2436 VLC_Media.exe.exe -
Obfuscated with Agile.Net obfuscator 2 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\XWorm V5.4.exe agile_net behavioral2/memory/3056-27-0x00000263D3450000-0x00000263D4230000-memory.dmp agile_net -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 14 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exeVLC_Media.exe.exepid process 4712 powershell.exe 4712 powershell.exe 1384 powershell.exe 1384 powershell.exe 884 powershell.exe 884 powershell.exe 3244 powershell.exe 3244 powershell.exe 2436 VLC_Media.exe.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
VLC_Media.exe.exeXWorm V5.4.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2436 VLC_Media.exe.exe Token: SeDebugPrivilege 3056 XWorm V5.4.exe Token: SeDebugPrivilege 4712 powershell.exe Token: SeDebugPrivilege 1384 powershell.exe Token: SeDebugPrivilege 884 powershell.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 2436 VLC_Media.exe.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
VLC_Media.exe.exepid process 2436 VLC_Media.exe.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
XWORM-V5.4.exeVLC_Media.exe.exedescription pid process target process PID 1528 wrote to memory of 3056 1528 XWORM-V5.4.exe XWorm V5.4.exe PID 1528 wrote to memory of 3056 1528 XWORM-V5.4.exe XWorm V5.4.exe PID 1528 wrote to memory of 2436 1528 XWORM-V5.4.exe VLC_Media.exe.exe PID 1528 wrote to memory of 2436 1528 XWORM-V5.4.exe VLC_Media.exe.exe PID 2436 wrote to memory of 4712 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 4712 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 1384 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 1384 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 884 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 884 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 3244 2436 VLC_Media.exe.exe powershell.exe PID 2436 wrote to memory of 3244 2436 VLC_Media.exe.exe powershell.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\XWORM-V5.4.exe"C:\Users\Admin\AppData\Local\Temp\XWORM-V5.4.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Users\Admin\AppData\Local\Temp\XWorm V5.4.exe"C:\Users\Admin\AppData\Local\Temp\XWorm V5.4.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:3056
-
-
C:\Users\Admin\AppData\Local\Temp\VLC_Media.exe.exe"C:\Users\Admin\AppData\Local\Temp\VLC_Media.exe.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2436 -
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\VLC_Media.exe.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4712
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'VLC_Media.exe.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1384
-
-
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\Roaming\VLC_Media.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:884
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'VLC_Media.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3244
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
-
Filesize
944B
MD577d622bb1a5b250869a3238b9bc1402b
SHA1d47f4003c2554b9dfc4c16f22460b331886b191b
SHA256f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
SHA512d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9
-
Filesize
944B
MD5da5c82b0e070047f7377042d08093ff4
SHA189d05987cd60828cca516c5c40c18935c35e8bd3
SHA25677a94ef8c4258445d538a6006ffadb05afdf888f6f044e1e5466b981a07f16c5
SHA5127360311a3c97b73dd3f6d7179cd979e0e20d69f380d38292447e17e369087d9dd5acb66cd0cbdd95ac4bfb16e5a1b86825f835a8d45b14ea9812102cff59704b
-
Filesize
944B
MD598baf5117c4fcec1692067d200c58ab3
SHA15b33a57b72141e7508b615e17fb621612cb8e390
SHA25630bf8496e9a08f4fdfe4767abcd565f92b6da06ca1c7823a70cb7cab16262e51
SHA512344a70bfc037d54176f12db91f05bf4295bb587a5062fd1febe6f52853571170bd8ef6042cb87b893185bbae1937cf77b679d7970f8cc1c2666b0b7c1b32987d
-
Filesize
176KB
MD5a9376f54dd83bf547f6188f8904ae3af
SHA185bb802b0ade5b2136c83e6217a2aaace3735edc
SHA25644661d9d0df9aa2e03844719c9e6963a738e431c565f0983d309a0e113508d17
SHA51271a4e6251e201441ccc1ae9633790b977a898e6f42b0d25f4c54d66d99311dad5b63e25f7ac703e932db5a526290f95e9abfe2158b72cd21e8564ac1942a48a9
-
Filesize
13.8MB
MD5efb0528d6978337e964d999dacb621df
SHA1244979b8495d3d173a4359d62ad771f99a0033fc
SHA2564786ac3ceb9ecdcb98bdd19a0e93750e6c9c0df460751994840f8ea9733cc491
SHA5124b16aca5638094741a9e5f0e4581b5c3cdbd77835035362468d2a0e077fba0f96b8dd98c4a4ea853b3b623d5b525fe64091daa1b761597b660840a371fbae0df
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
112KB
MD52f1a50031dcf5c87d92e8b2491fdcea6
SHA171e2aaa2d1bb7dbe32a00e1d01d744830ecce08f
SHA25647578a37901c82f66e4dba47acd5c3cab6d09c9911d16f5ad0413275342147ed
SHA5121c66dbe1320c1a84023bdf77686a2a7ab79a3e86ba5a4ea2cda9a37f8a916137d5cfec30b28ceae181355f6f279270465ef63ae90b7e8dcd4c1a8198a7fd36a8
-
Filesize
100KB
MD51b942faa8e8b1008a8c3c1004ba57349
SHA1cd99977f6c1819b12b33240b784ca816dfe2cb91
SHA256555ccb7ecd9ae52a75135fdd81ab443a49d5785b0621ed6468d28c4234e46ccc
SHA5125aee3d59478d41ddd5885c99b394c9c4983064e2b3528db1a3f7fc289662bced4f57d072517bbe7573c6d1789435e987ef1aa9cc91f372bcfd30bc016675fa43