Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/08/2026, 01:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target 2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
- Size 4.9MB
- Sample260831-bfeydsvyaz
- SHA256 5f8150b5c2d3485837587f0682dada9c24d1420599478fad0297d5fcff98d132
- MD5 f1319088858e6b813f81e4227b1c8eee
- SHA1 2af07d9ba6fea2e61096341dbd35c83f269a2432
- SHA512 b5d1afa397693a797a323aeec21cf269e13b2d766ee7ffc00b78c32ae0b8e1b10d4a8fabbb432cf82e158fc33afe6d1a81e73cd1f8e883458b9a27cd62a21d88
- SSDEEP 98304:CJ/QNLNChxk1EnGpqUeSMBk7ig9nzGqk/UxrstHgC4:CeNLNek1VpqUesOYiqfxrstHv
- TLSH T18B36F047B89000FAD5AAD2348A665662BB717CA50F2117D33B10B7F82F73BE85E39354
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
vshell
C2
-
154.89.152.200
Attributes
-
port
3306
-
salt
aA5aJ0lG0hE4kE2mD1eA0bD2pH8aD0
-
type
tcp
-
vkey
uM0jI2dM0fL2eE1fA0kQ0aB5aF3cF0
Signatures
- Detects VSHELL Backdoor 1 IoCs
resource yara_rule behavioral2/memory/5168-0-0x0000000067700000-0x0000000067ED4000-memory.dmp family_vshell - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 5168 2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5168 2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-30_f1319088858e6b813f81e4227b1c8eee_cobalt-strike_dosia_luca-stealer_quasar-rat.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5168
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:4404