Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system - submitted
06/05/2026, 03:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win11-20250619-en
7 signatures
150 seconds
General
- Target 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
- Size 150KB
- Sample260506-eesdwaas2x
- SHA256 738e26ebf094c7995b5631fad57fcd1fb70e0f281e9198cb115f61ccb712a527
- MD5 61a6307235bbd7de03f1f6cccbe5a424
- SHA1 6745be02e400d652823f87af3d89b4c2c589a1cd
- SHA512 9a6806cbd0f5f71a34236e625017e88e4d80789a885ee2dc6414845d39b4377d5878a144382f81ef85b481bb667d0c7c0cbccd852cbd538f513c435353e2fac2
- SSDEEP 1536:CE3qz4ayX9ioT5Xl8lQWj1vTo5G6kvBzodfjZw4jk5tGwtsJ4WvLKb7TQdL31Aqy:/79l86WqGzIfjZwik5tEiw3mkRqezS
- TLSH T1D3E38D1A7959E4F3C5258A305868D7B2973AB8317E706683FBC4036E8DB72D05E3B712
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5444 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" 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_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 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_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 1132 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe Token: SeDebugPrivilege 5444 AhnSvc.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1132 wrote to memory of 5444 1132 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 79 PID 1132 wrote to memory of 5692 1132 2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_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:1132 -
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:5444
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-06_61a6307235bbd7de03f1f6cccbe5a424_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL2⤵
- System Location Discovery: System Language Discovery
PID:5692
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\AhnLab\AhnSvc.exe
- Size 150KB
- SHA256 38a09d0d0dc29f2429f2da17917c7787aeba39231a3597990acd2c748d172bda
- MD5 7c70cabaa08cb031b5a7a061b088291a
- SHA1 176fe38137ba6081a13dd21755bf5f1531b7fa4c
- SHA512 11943e09fb728f3352f25c6f015d2be67be8bea99af8f744ecf150b8c260a27abb25ab0f21a1bca1c577a8b1b88582be4be201a43a316d47096ec11c0eb37e8d
- SSDEEP 1536:CE3qz4ayX9ioT5Xl8lQWj1vTo5G6kvBzodfjZw4jk5tGwtsJ4WvLKb7TQdL31Aqz:/79l86WqGzIfjZwik5tEiw3mkRqezT
- TLSH T12AE38D1A7959E4F3C5258A305868D7B2973AB8317E706683FBC4036E8DB72D05E3B712
- MD5 SHA1 SHA512 SSDEEP TLSH