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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 00:53
Behavioral task
behavioral1
Sample
82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe
Resource
win10v2004-20240508-en
General
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Target
82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe
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Size
137KB
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MD5
3e97f2a7c695073528e1a2c79a9080d4
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SHA1
4e37ad1891c29a0e20c1a1dac896f0df038d9716
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SHA256
82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5
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SHA512
d7a76694b009abc25b5e4d5a6a30f2e6d452d7a12ce1dbe6e91fff653c70a4f81a777b3509f6a5bbd22328876a23d0d1f9e80dadaf1cf0f1947861cd1a827398
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SSDEEP
3072:AE9ByF5wP7Ht99mbaa+vKAzWvSVJSwpi6DsK:7907wTr9mea+i6WKQS
Malware Config
Signatures
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Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/2824-0-0x0000000000400000-0x000000000045E000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2824-2-0x0000000000400000-0x000000000045E000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2824-1-0x0000000000400000-0x000000000045E000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x000d000000023398-6.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/2372-9-0x0000000000400000-0x000000000045E000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/2372-8-0x0000000000400000-0x000000000045E000-memory.dmp INDICATOR_EXE_Packed_ASPack -
Modifies AppInit DLL entries 2 TTPs
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resource yara_rule behavioral2/files/0x000d000000023398-6.dat aspack_v212_v242 -
Executes dropped EXE 1 IoCs
pid Process 2372 ykjyebb.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\PROGRA~3\Mozilla\ykjyebb.exe 82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe File created C:\PROGRA~3\Mozilla\pjitnjk.dll ykjyebb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe"C:\Users\Admin\AppData\Local\Temp\82347e873828be07ca4eb76a971467fa77146f088e6111a82b34b06a55a8b7e5.exe"1⤵
- Drops file in Program Files directory
PID:2824
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C:\PROGRA~3\Mozilla\ykjyebb.exeC:\PROGRA~3\Mozilla\ykjyebb.exe -aryugnm1⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2372
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
137KB
MD550d9452d9e394a0336a6065a9cc2424f
SHA124b4fd80287b8e3fbc3e6ef7643eb08d7d22d2f0
SHA256ec5901b2af0aabedcbae6fdb5d09a093fa0907ae7a04a5a0db088efb5d805634
SHA512662610205d5807032378c41f2b15443244b43d163c12b3fdd455c9ba0d6e2bbd5a2096ca10315a54cb7d7808859035147d71fdf90a8d44800f5afbc0c01a8b28