Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/05/2026, 00:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
- Size 163KB
- Sample260504-bamfaaay6v
- SHA256 477e53e8d9c80a96840ecdda8f72e6704a2cd42a34f51b34de62e82cdc5f5e39
- MD5 c08ca6a6895f33ce6709daa605bb893e
- SHA1 91fb81c27911abf0b98eab33ffee3dc1d1d9d2b3
- SHA512 5e58ca0c981dfdc565010ecba9c5da9f4963c1f734a82e0d96ecb8cb7f23bfde9132fe939287c52d77901b1398b0595cce824cb30e9c12af2a501b1f08753b91
- SSDEEP 3072:n79l86WqGzIfjZwik5tEthK2hiw3mkRqerI:nrzW/zeZhMELKwKSqerI
- TLSH T188F39D1A7949E8F3C5278A305C6493A1973AFC31AF7056C3BAC4479E4DA73E05E2B712
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2448 AhnSvc.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AhnUpadate = "\"C:\\ProgramData\\AhnLab\\AhnSvc.exe\" /run" 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe - Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AhnSvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2392 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe Token: SeDebugPrivilege 2448 AhnSvc.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2392 wrote to memory of 2448 2392 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 79 PID 2392 wrote to memory of 1452 2392 2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\ProgramData\AhnLab\AhnSvc.exe"C:\ProgramData\AhnLab\AhnSvc.exe" /run2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2448
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-04_c08ca6a6895f33ce6709daa605bb893e_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL2⤵
- System Location Discovery: System Language Discovery
PID:1452
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\AhnLab\AhnSvc.exe
- Size 163KB
- SHA256 c8413eacd9c41e6f0d0cee53dc9f6a828198f8bd44892a72d6e8be4a9f0f6edd
- MD5 d3499a58fb9375235e79a58a3cc8669e
- SHA1 919ec553d77d127394a20499e44857ec15c609a8
- SHA512 2630fabb6a4a155b9fd5add5ef3427828cfba1ffeb52c791bc15e55cdcafa17cc8bdfd65d0a805b3650825ba37bbe2bad1bbb634b49d49368605ce923cf269e0
- SSDEEP 3072:n79l86WqGzIfjZwik5tEthK2hiw3mkRqerG:nrzW/zeZhMELKwKSqerG
- TLSH T14DF39D1A7949E8F3C5278A305C6493A1973AFC31AF7056C3BAC4479E4DA73E05E2B712
- MD5 SHA1 SHA512 SSDEEP TLSH