Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
23/04/2026, 18:05
Static task
static1
Behavioral task
behavioral1
Sample
2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe
Resource
win11-20260130-en
General
- Target 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe
- Size 11.5MB
- Sample260423-wpjcdscz9m
- SHA256 06abe6e21f0d05e7f09b3409a578bb3be469bd48bfa2850b4c073122eae83ed5
- MD5 8d0103816e95711bf5481e268f298da9
- SHA1 d986204c7f19b96dde3f7ca3ad34cfb64af1287d
- SHA512 986d044fbcaee11763dd0fcb6bffd447680470a522d4024eabd7a7ff4d7f02d23090fea848b6545e66416944ab916c1b036b2e7fd170088a817a2ec18ce89b69
- SSDEEP 6144:eb/qTWJpjKTI1rFeB4jsVSfnLqS5ICk1hcGPsAza:+xJtKTIpEBc6fP
- TLSH T154C6950442F60D47DE6AFE74766E0A1FCEEE6417605EA31D21A1F42DA972E21CD23732
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
tofsee
-
vanaheim.cn
-
jotunheim.name
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1992 netsh.exe - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wxudgzal\ImagePath = "C:\\Windows\\SysWOW64\\wxudgzal\\uoogjtxj.exe" svchost.exe - Creates new service(s) 2 TTPs
- Deletes itself 1 IoCs
pid Process 492 svchost.exe - Executes dropped EXE 1 IoCs
pid Process 5792 uoogjtxj.exe - Stops running service(s) 4 TTPs
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5792 set thread context of 492 5792 uoogjtxj.exe 96 - Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3312 sc.exe 5612 sc.exe 3672 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe - Program crash 2 IoCs
pid pid_target Process procid_target 1620 616 WerFault.exe 78 1256 5792 WerFault.exe 90 - System Location Discovery: System Language Discovery 1 TTPs 9 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 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uoogjtxj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 616 wrote to memory of 5000 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 79 PID 616 wrote to memory of 2432 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 81 PID 616 wrote to memory of 3312 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 83 PID 616 wrote to memory of 5612 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 85 PID 616 wrote to memory of 3672 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 88 PID 616 wrote to memory of 1992 616 2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe 91 PID 5792 wrote to memory of 492 5792 uoogjtxj.exe 96 PID 5792 wrote to memory of 492 5792 uoogjtxj.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:616 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wxudgzal\2⤵
- System Location Discovery: System Language Discovery
PID:5000
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\uoogjtxj.exe" C:\Windows\SysWOW64\wxudgzal\2⤵
- System Location Discovery: System Language Discovery
PID:2432
-
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create wxudgzal binPath= "C:\Windows\SysWOW64\wxudgzal\uoogjtxj.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3312
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description wxudgzal "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:5612
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start wxudgzal2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3672
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1992
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 616 -s 11002⤵
- Program crash
PID:1620
-
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C:\Windows\SysWOW64\wxudgzal\uoogjtxj.exeC:\Windows\SysWOW64\wxudgzal\uoogjtxj.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-04-23_8d0103816e95711bf5481e268f298da9_amadey_elex_manuscrypt_rhadamanthys_smoke-loader_stop.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5792 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5792 -s 5442⤵
- Program crash
PID:1256
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 616 -ip 6161⤵PID:6064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5792 -ip 57921⤵PID:1608
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\uoogjtxj.exe
- Size 11.9MB
- SHA256 16a80d770a09f29c37df305ab0c75212be9a5aa3988e280b8c7a0185a81cc134
- MD5 29b300e7326f4f0c246e542ee52bdd38
- SHA1 2b80c989dd3101e2981fb0f594f920d8c26d6367
- SHA512 8bd67e8946cb45c42ab5289cb8372118f17c149b212d1e11e6196a1e76adda4eb5e8e3b31d6cd80edf192713ea95cc63f54f7d3388b338c2f26923f18e3f6af2
- SSDEEP 6144:Tb/qTWJpjKTI1rFeB4jsVSfnLqS5ICk1hcGPsAza:/xJtKTIpEBc6fP
- TLSH T131C6950442F60D47DE6AFE74766E0A1FCEEE6417605EA31D21A1F42DA972E21CD23732
- MD5 SHA1 SHA512 SSDEEP TLSH