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
04/05/2026, 00:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_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_31b32324879be5e0e46f0b1a7e2a6246_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_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
- Size 163KB
- Sample260504-awm39set2q
- SHA256 335c587c55e5933cb08ee7d7fd843709c216a87df2613b42fedb0c92111bdf14
- MD5 31b32324879be5e0e46f0b1a7e2a6246
- SHA1 a131ffebc487abd99b2d6ac9d13c326dbcc7bf53
- SHA512 0eecab7973152621868cd47c8dff356e0a3c3198c96a0d74d154bb477ff05aaec32fe29c39150de1e1f02b479d379c0cbb84dbe0c424e2e179b7cc43629aa008
- SSDEEP 3072:n79l86WqGzIfjZwik5tEthK2hiw3mkRqerI:nrzW/zeZhMELKwKSqerI
- TLSH T135F39D1A7949E8F3C5278A305C6493A1973AFC31AF7056C3BAC4479E4DA73E05E2B712
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4928 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_31b32324879be5e0e46f0b1a7e2a6246_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_31b32324879be5e0e46f0b1a7e2a6246_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 3512 2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe Token: SeDebugPrivilege 4928 AhnSvc.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3512 wrote to memory of 4928 3512 2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 78 PID 3512 wrote to memory of 2044 3512 2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_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:3512 -
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:4928
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL2⤵
- System Location Discovery: System Language Discovery
PID:2044
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\AhnLab\AhnSvc.exe
- Size 163KB
- SHA256 b9360a2a941bca44e94639687159fae3aa5f55e04657ba93ab4f887e24fcfced
- MD5 2b66c28c9af5ce75b612ae7c8e10666a
- SHA1 fd29f944f2d7c1b07e27b24dcd6805bd6ae050b8
- SHA512 71fc94980502a15cb46abe82da9ea2d9611b217383d113699595acb3e9074de6f64daa736d87db77d131a2744f7c075bb7e28f5464626e5dc662bc78cfa624ea
- SSDEEP 3072:n79l86WqGzIfjZwik5tEthK2hiw3mkRqerB:nrzW/zeZhMELKwKSqerB
- TLSH T14AF39D1A7949E8F3C5278A305C6493A1973AFC31AF7056C3BAC4479E4DA73E05E2B712
- MD5 SHA1 SHA512 SSDEEP TLSH