Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 07:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
General
- Target 2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
- Size 4.9MB
- Sample261027-jp7c1asvds
- SHA256 43987c82288c095b3ad8529e18f73a17f79e4321a89d4e86303c0295fd3dd350
- MD5 bf642710d96b682f953685892498b932
- SHA1 1331c13dc9d9485ffaf608ded3720b089ce0e935
- SHA512 f1cc0656b9b1f24ab400fadd0e215ac0d3d0e5876595838f22492b4afee9438afbfb590d1ae47d8e87b8aa8d8fa3f202478ddf2e5628bf888ad0e8507c25cfa2
- SSDEEP 98304:CJ/QNLNChxk1EnGpqUeSMBk7ig9nzGqk/UxrstHgC9:CeNLNek1VpqUesOYiqfxrstHv
- TLSH T1F136F047B89000FAD5AAD2348A665662BB713CA50F2157D33B10B7F82F73BE85E39354
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
vshell
C2
-
156.238.224.156
Attributes
-
port
5522
-
salt
qwe123qwe1
-
type
tcp
-
vkey
qwe123qwe1
Signatures
- Detects VSHELL Backdoor 1 IoCs
resource yara_rule behavioral2/memory/5708-0-0x0000000067700000-0x0000000067ED4000-memory.dmp family_vshell - Reads the TCP/IP host and domain name from the registry 1 TTPs 1 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 5708 2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5708 2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_bf642710d96b682f953685892498b932_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5708