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Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
22/08/2023, 07:32
Static task
static1
Behavioral task
behavioral1
Sample
mcu!!.docm
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
mcu!!.docm
Resource
win10v2004-20230703-en
General
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Target
mcu!!.docm
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Size
785KB
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MD5
81cfff743ca68149c276a0cf604fa637
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SHA1
ff61b306c4ae486cef2ca3952076a827bbf3f893
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SHA256
46407f5e5e23560a43bed427ed3306439c23626eb71de48832a56abc8bede3ab
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SHA512
280db74e778c7736785f5506df7a11af72c5854f869aba75180e5fdd593ff99b60238badd15094d7993a7b27dcdc1bf3662b6e4ab2e151a4f50a6887b39c6936
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SSDEEP
12288:0Jt0+45H/5SYg1mmWvt7ZYRpzyMt+Y9HYys7y8VJuXVWg0f8KgOVwYnA0etQfJ+A:20B/5U4t7ZEEIcJuXlA8KDA0etKAhy
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2804 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2804 WINWORD.EXE 2804 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2804 wrote to memory of 2768 2804 WINWORD.EXE 32 PID 2804 wrote to memory of 2768 2804 WINWORD.EXE 32 PID 2804 wrote to memory of 2768 2804 WINWORD.EXE 32 PID 2804 wrote to memory of 2768 2804 WINWORD.EXE 32
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\mcu!!.docm"1⤵
- Drops file in Windows directory
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2768
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
20KB
MD53f27f641940f953b63780d46a56942e6
SHA1d73c8c26aa72b8967d272c562967a30043e6df1a
SHA25686d33f5a101ebe0c03b5902aa8648305d101d92737b92b0f5b9fad6beca2c110
SHA512d4464f4aae49d8f5e467771cd387b8dc912cab0d083ba257ddeefb023153fe6cb88a1c5eb745095991bae55d4cd35268a73f052b3c01ee38959efe88f8370a1c