Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 03:28
Behavioral task
behavioral1
Sample
Skin.dll
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Skin.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
办公室游戏助手v2.3.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
办公室游戏助手v2.3.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
新云软件.url
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
新云软件.url
Resource
win10v2004-20231222-en
General
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Target
办公室游戏助手v2.3.exe
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Size
1.8MB
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MD5
fdfb4890f88432496609922096e9d9a4
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SHA1
5748b55a0d1c6dc71ccb975fe900eaafb9de5dc0
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SHA256
330236e4a8feb1040db15771250e743a90cbfcf9b995573ca78c898ef8f7e0c7
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SHA512
3d2700a34f05ae9e49d661c9800d444799d28efc68f7bc09259ac6107ea2901919e3a25b1f027a4d9c42abd5d234dc9b5267cdb647883f0dbec0d725fbaa890b
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SSDEEP
24576:ieptIiqxy3j+8Pan8wrfVAv9gtHL/2kIwi/zMK28aLWtBkuIkV4rdX3ff9pTMMl:igvqo3jYntev6LOtPdbaqtBjIlHfFNMy
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 办公室游戏助手v2.3.exe -
resource yara_rule behavioral4/memory/4876-11-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-13-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-12-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-10-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-9-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-8-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-7-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral4/memory/4876-6-0x0000000010000000-0x000000001003D000-memory.dmp upx -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4876 办公室游戏助手v2.3.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4876 办公室游戏助手v2.3.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4876 办公室游戏助手v2.3.exe 4876 办公室游戏助手v2.3.exe 4876 办公室游戏助手v2.3.exe