Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/05/2026, 23:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win10v2004-20250619-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
- Size 158KB
- Sample260506-264mjsfz2n
- SHA256 1f7fd867d5cfefb537a69a4c2c6358a0119d9c07da643b6d5198ce8de720a53b
- MD5 bcabdb3715c60a1a926e669b7d91e3f1
- SHA1 4514bf4a837516fc036f0a45bc2fae9c0603a129
- SHA512 5093eb3aba7ebdb820a6006b7277404e58e667cac8801fb9e705b48298d41ed6c71e38e0569a1bc904cdd108c03bb0588ad03a34e95c6d38d248828d9d545bae
- SSDEEP 3072:m79l86WqGzIfjZwik5tEiw3mkRqer5+nE3:mrzW/zeZhMEKSqer5+nE3
- TLSH T193F39E1A3959E4F3C4258A34686493A1973FF8317EB06683FBC8135E8E632D45E3B712
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3908 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_bcabdb3715c60a1a926e669b7d91e3f1_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_bcabdb3715c60a1a926e669b7d91e3f1_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 1108 2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe Token: SeDebugPrivilege 3908 AhnSvc.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1108 wrote to memory of 3908 1108 2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 81 PID 1108 wrote to memory of 5240 1108 2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_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:1108 -
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:3908
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-06_bcabdb3715c60a1a926e669b7d91e3f1_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL2⤵
- System Location Discovery: System Language Discovery
PID:5240
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\AhnLab\AhnSvc.exe
- Size 158KB
- SHA256 303c783437555792b96fe7ce1f7482accc41e75ea7dc4ec6770e7cd58e387c19
- MD5 5e2d314cace8b085f4b7927d0c6f9fae
- SHA1 8fc5ff9567a4eaab477d4ce732d1eed1f2e1482b
- SHA512 e2ee4f88ea161753859faf58351d0e53ac8041127db47d35c217550e6be5ac7de2e8f1b30af9e23fcc392968b40b2f7d826e5b6de7d2c378d7a350a4943aad0a
- SSDEEP 3072:m79l86WqGzIfjZwik5tEiw3mkRqer5+nEw:mrzW/zeZhMEKSqer5+nEw
- TLSH T168F39E1A3959E4F3C4258A34686493A1973FF8317EB06683FBC8135E8E632D45E3B712
- MD5 SHA1 SHA512 SSDEEP TLSH