Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/10/2026, 05:55
General
- Target jaffacakes118_6f1ecb7b4a4435382cd5b648b548ecf6b6aa1a9e85fdc34844be4b5d7c9d2d2b.exe
- Size 40KB
- Sample261002-gmrtessyfx
- SHA256 6f1ecb7b4a4435382cd5b648b548ecf6b6aa1a9e85fdc34844be4b5d7c9d2d2b
Malware Config
Signatures
- Family: MyDoom
MyDoom is a Worm that is written in C++.
- Detects MyDoom family 3 IoCs
- Executes a file named after a Windows system binary 1 TTPs 2 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
- Executes dropped EXE 5 IoCs
- Adds Run key to start application 2 TTPs 6 IoCs
- UPX packed file 20 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 6 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 12 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6f1ecb7b4a4435382cd5b648b548ecf6b6aa1a9e85fdc34844be4b5d7c9d2d2b.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6f1ecb7b4a4435382cd5b648b548ecf6b6aa1a9e85fdc34844be4b5d7c9d2d2b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
-
-
C:\Windows\services.exeC:\Windows\services.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
-
C:\Windows\java.exeC:\Windows\java.exe1⤵
- Executes a file named after a Windows system binary
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\services.exe"C:\Users\Admin\AppData\Local\Temp\services.exe"2⤵
- Executes a file named after a Windows system binary
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Temp\services.exeC:\Users\Admin\AppData\Local\Temp\services.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Masquerading
1Match Legitimate Name or Location
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
9Hejsk.log
tmp55F7.tmp
zincite.log
zincite.log
zincite.log
zincite.log
zincite.log
zincite.log
zincite.log
zincite.log
zincite.log
java.exe
services.exe
memory/2188-79-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-32-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-233-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-215-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-89-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-95-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-102-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-6-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-137-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-207-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-163-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-179-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-183-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-73-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-195-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2188-31-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2244-37-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-35-0x0000000000400000-0x0000000000408000-memory.dmp
memory/3376-0-0x0000000000500000-0x000000000050D000-memory.dmp
memory/6004-33-0x0000000000400000-0x0000000000408000-memory.dmp