Analysis
- max time kernel
150s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/09/2026, 02:37
General
- Target 2026-09-04_993fa4767198972d1bd493c483ecc99c_elex_vidar_wannacry.exe
- Size 3.1MB
- Sample260905-c4mhtastax
- SHA256 dfb60cc45fc24f36d077a821a3489d0c6cd19602a1f06eea7b43970bdc057701
Malware Config
Signatures
- Creates new service(s) 2 TTPs
- Executes dropped EXE 3 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 2 IoCs
- Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- 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.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-09-04_993fa4767198972d1bd493c483ecc99c_elex_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-04_993fa4767198972d1bd493c483ecc99c_elex_vidar_wannacry.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_ABCACBCCAAAACAAAACBCCCBCABCCCCCCAAABABACACBBACBBCABCBBBCBCBAABBAACCCBBCABBCCCBBCABACCABBCABBBAABCBBBACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe" /sc minute /mo 30 /ru SYSTEM /f2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn "Microsoft\Windows\MemoryDiagnostic\MicrosoftEdgeUpdateTask_ABCACBCCAAAACAAAACBCCCBCABCCCCCCAAABABACACBBACBBCABCBBBCBCBAABBAACCCBBCABBCCCBBCABACCABBCABBBAABCBBBACB" /tr "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe" /sc minute /mo 30 /ru SYSTEM /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc create "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe" start= auto displayName= "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA"2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\sc.exesc create "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA" binPath= "C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe" start= auto displayName= "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA"3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c sc start "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA"2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\sc.exesc start "UserDataSvc_ACBBBAACBBCBAACCBBCBAACBACBAAACBBBBACBCBBCBABAABCBA"3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
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C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exeC:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\notepad.exe"notepad.exe"2⤵
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C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBACBBBBABABCABCCBAABCBBCBACCCCBBCBBBABCBBBCAACBCACBBCB.exeC:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBACBBBBABABCABCCBAABCBBCBACCCCBBCBBBABCBBBCAACBCACBBCB.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exeC:\Users\Public\Documents\Microsoft\Windows\Logs\svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
qap`g`v~dtlq
qap`g`v~dtlq
qap`g`v~dtlq
RepairUpdate.exe
RepairUpdate.exe
RepairUpdate.exe
RepairUpdate.exe
RepairUpdate.exe
qap`g`v~dtlq
qap`g`v~dtlq
qap`g`v~dtlq
qap`g`v~dtlq
qap`g`v~dtlq
svchost_BBCBBABBCBBACBBACCCBABCBBAABCCABABCAACCABBCBABBCACACACA.exe
virus_log.txt
virus_log.txt
memory/1624-43-0x00000000008A0000-0x00000000008C1000-memory.dmp
memory/1624-260-0x00000000008A0000-0x00000000008C1000-memory.dmp
memory/2408-85-0x00000000006E0000-0x0000000000701000-memory.dmp
memory/2408-962-0x00000000006E0000-0x0000000000701000-memory.dmp
memory/2952-267-0x00000000008A0000-0x00000000008C1000-memory.dmp
memory/5140-86-0x0000000000A90000-0x0000000000AB1000-memory.dmp
memory/5140-0-0x0000000000A90000-0x0000000000AB1000-memory.dmp
memory/5140-63-0x0000000000A90000-0x0000000000AB1000-memory.dmp
memory/5140-44-0x0000000000A90000-0x0000000000AB1000-memory.dmp
memory/5140-22-0x0000000000A90000-0x0000000000AB1000-memory.dmp
memory/5140-11-0x0000000000A90000-0x0000000000AB1000-memory.dmp