Analysis
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max time kernel
127s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2022 18:01
Behavioral task
behavioral1
Sample
herts.uk.document.12.23.2022.docm
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
herts.uk.document.12.23.2022.docm
Resource
win10v2004-20221111-en
General
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Target
herts.uk.document.12.23.2022.docm
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Size
1.3MB
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MD5
8c8f206c903ee4b4561592a473d7a13e
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SHA1
f6522e0d59c81c19076ca634eb892c4aca33d992
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SHA256
a074a4b714a0db7d33a60eef8796605efcb2b41c109370231dc8b972bb6c45fe
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SHA512
f340da930c0f923480ee832a0c060fb499095a4a0e39620e11846cdf7fd953772190779393b763a1a48fa8187815bd5d19885151e60e05cc7948fe277583feb3
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SSDEEP
24576:/qpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRDYG7EzqHm+Bmcn:/qpJmgf3zliFppTKqG+H
Malware Config
Extracted
icedid
1212497363
trbiriumpa.com
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5048 4592 rundll32.exe -
Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 17 5048 rundll32.exe 50 5048 rundll32.exe 55 5048 rundll32.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 5048 rundll32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4092 WINWORD.EXE 4092 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 5048 rundll32.exe 5048 rundll32.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
WINWORD.EXEpid process 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE 4092 WINWORD.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\herts.uk.document.12.23.2022.docm" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\rundll32.exerundll32 C:\ProgramData\KBGR4.DLL,init1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\KBGR4.DLLFilesize
740KB
MD5404584ebbd5392ae611636e83c80df07
SHA14215876dbb1d8b9d617e35a305ac1d9c03c3c138
SHA256d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215
SHA5127358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c
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C:\ProgramData\KBGR4.DLLFilesize
740KB
MD5404584ebbd5392ae611636e83c80df07
SHA14215876dbb1d8b9d617e35a305ac1d9c03c3c138
SHA256d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215
SHA5127358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c
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memory/4092-138-0x00007FFB49200000-0x00007FFB49210000-memory.dmpFilesize
64KB
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memory/4092-135-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-136-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-137-0x00007FFB49200000-0x00007FFB49210000-memory.dmpFilesize
64KB
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memory/4092-132-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-134-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-133-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-148-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-149-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-150-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/4092-151-0x00007FFB4B6D0000-0x00007FFB4B6E0000-memory.dmpFilesize
64KB
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memory/5048-141-0x0000000180000000-0x0000000180009000-memory.dmpFilesize
36KB