Analysis
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max time kernel
103s -
max time network
134s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-04-2021 00:02
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Heur.25915.5476.xlsm
Resource
win7v20210410
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Heur.25915.5476.xlsm
Resource
win10v20210410
General
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Target
SecuriteInfo.com.Heur.25915.5476.xlsm
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Size
180KB
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MD5
49055909211c6794fc44c85e3e8b8619
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SHA1
b2f5c0d57600ca127b0ea203a47ea49de366665e
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SHA256
d56353051b3256c74c2e0df4d907f955ded8482f8cb8610f69916f80bc49eb67
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SHA512
a86200d37edd45e10cb10996f2ebe34721f223cc99001743ee443f844b592aed6c60093bdcec5d7f3c1184c812d899fd223b664bdc72aa2d80fc939f56d65598
Malware Config
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:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3336 3916 rundll32.exe EXCEL.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 16 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3916 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
Processes:
EXCEL.EXEpid process 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE 3916 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 3916 wrote to memory of 3336 3916 EXCEL.EXE rundll32.exe PID 3916 wrote to memory of 3336 3916 EXCEL.EXE rundll32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.25915.5476.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Roaming\62923..dll" JsVarAddRef2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\62923..dllMD5
7d51d4567e895ae06adf3a92ca983d08
SHA15dc8ffe5c09168541b94953f5cfbf6c4b7a69845
SHA256f6fe7d311a498ca504aee3b94a38957ab3779e6187ff23e0e033785634b73864
SHA51202c43bda043a818bf9cdec2ef7622862d38a130d225c050a79d177e605cfb29046a94d9b66111da2bd589a9ccc40c9bbff6aadb00aa28841dda46053900ec891
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memory/3336-179-0x0000000000000000-mapping.dmp
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memory/3916-114-0x00007FF754480000-0x00007FF757A36000-memory.dmpFilesize
53.7MB
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memory/3916-115-0x00007FFB4C800000-0x00007FFB4C810000-memory.dmpFilesize
64KB
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memory/3916-116-0x00007FFB4C800000-0x00007FFB4C810000-memory.dmpFilesize
64KB
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memory/3916-117-0x00007FFB4C800000-0x00007FFB4C810000-memory.dmpFilesize
64KB
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memory/3916-118-0x00007FFB4C800000-0x00007FFB4C810000-memory.dmpFilesize
64KB
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memory/3916-121-0x00007FFB6CDD0000-0x00007FFB6DEBE000-memory.dmpFilesize
16.9MB
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memory/3916-123-0x00007FFB4C800000-0x00007FFB4C810000-memory.dmpFilesize
64KB
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memory/3916-122-0x00007FFB6AA80000-0x00007FFB6C975000-memory.dmpFilesize
31.0MB