Analysis
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max time kernel
151s -
max time network
54s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2022 08:10
Behavioral task
behavioral1
Sample
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe
Resource
win10v2004-20220901-en
General
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Target
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe
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Size
751KB
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MD5
b4110a0f1fe62fb02d7304d04688034e
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SHA1
4d13d72314fcd6fcf509037b1203d5bd65d163fc
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SHA256
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd
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SHA512
c731c271c5fa6f63475be2709cdcf5e1bcfc7c846b47d87bec879ce0b6767cc73178259e52bc7938eb3e99ce6f27857c30796ff7bd89a8e1240d3002fab0dfd8
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SSDEEP
12288:UrrpL7OiC1OtQOsCd+gjSSAeyaLu/Wrb057BPA2H++iPvZNXJ79xoSP5E:A1LCiC1OuCdd+Suaq/WrQ59PA1XZNXJs
Malware Config
Signatures
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BazarBackdoor
Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.
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Bazar/Team9 Backdoor payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4400-132-0x0000000000400000-0x0000000000633000-memory.dmp BazarBackdoorVar3 behavioral2/memory/4400-133-0x0000000000400000-0x0000000000633000-memory.dmp BazarBackdoorVar3 -
Processes:
resource yara_rule behavioral2/memory/4400-132-0x0000000000400000-0x0000000000633000-memory.dmp upx behavioral2/memory/4400-133-0x0000000000400000-0x0000000000633000-memory.dmp upx -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exepid process 4400 b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exepid process 4400 b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe -
Suspicious use of SendNotifyMessage 1 IoCs
Processes:
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exepid process 4400 b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exepid process 4400 b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe 4400 b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe"C:\Users\Admin\AppData\Local\Temp\b860f97451b1f31b279acc83e7fcf469426fc04b8ed9a5f3b313c07d301c1afd.exe"1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx