Analysis
- max time kernel
148s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/11/2026, 12:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
General
- Target 2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
- Size 4.5MB
- Sample261107-pg3bzacz2m
- SHA256 9ca5646640e5d7946ab3d71de47517e0c51c6058f10be90b16b5157d4e909107
- MD5 8a72783717af3ecff27339eec03b4d97
- SHA1 3eb0b76d14971dfea1fb5aa5fa6c4a5f436fabcc
- SHA512 d5d3fcb741d6dbe6273223e7fc2f418f61d535103a86ad22814e191c4b443a80f696dcb75e2f472ce109e3cd78064bb71b4aa2b03e09e5e784fff19a08b33950
- SSDEEP 98304:8FGd68EFMIM0f8ARXaxa6kR5XbEgEk4Bt:8BrFxM0f9RK9c5Yl
- TLSH T1BD26F047B89040FAC5AED134896A5222BA707C950F3157D73B51B3F82FB2BE86E79314
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
vshell
C2
-
ws://82.23.246.123
Attributes
-
port
8023
-
salt
gougou
-
type
ws
-
vkey
gougou
Signatures
- Detects VSHELL Backdoor 1 IoCs
resource yara_rule behavioral1/memory/4752-0-0x0000000067D40000-0x0000000068534000-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 2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4752 2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4752 2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-07_8a72783717af3ecff27339eec03b4d97_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-07_8a72783717af3ecff27339eec03b4d97_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:4752