Analysis
- max time kernel
129s - max time network
153s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
19/01/2022, 13:55
General
- Target 56d8a969497fe0cf90aa6e71c8f7c1a2e76b621d0b18876db8e3ca198a7b4350.xll
- Size 1.7MB
- Sample220119-q8dclaadf3
- SHA256 56d8a969497fe0cf90aa6e71c8f7c1a2e76b621d0b18876db8e3ca198a7b4350
Malware Config
Signatures
- Bazar Loader
Detected loader normally used to deploy BazarBackdoor malware.
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Bazar/Team9 Loader payload 1 IoCs
- Blocklisted process makes network request 4 IoCs
- Loads dropped DLL 3 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 8 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\56d8a969497fe0cf90aa6e71c8f7c1a2e76b621d0b18876db8e3ca198a7b4350.xll"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\rundll32.exerundll32 C:\Users\Admin\JavaObjectReflectG.dll , dopt2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2112-263-0x0000000180000000-0x000000018003C000-memory.dmp
memory/3596-119-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-129-0x00007FF978E10000-0x00007FF978E20000-memory.dmp
memory/3596-128-0x00007FF978E10000-0x00007FF978E20000-memory.dmp
memory/3596-115-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-118-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-117-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-116-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-301-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-302-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-303-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp
memory/3596-304-0x00007FF97BC30000-0x00007FF97BC40000-memory.dmp