Analysis
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max time kernel
141s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
27/03/2024, 15:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e20bd78da4e94366126269c932de9657.dll
Resource
win7-20240220-en
4 signatures
150 seconds
General
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Target
e20bd78da4e94366126269c932de9657.dll
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Size
184KB
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MD5
e20bd78da4e94366126269c932de9657
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SHA1
11a56337605e2bb55c6eb742048a96b5e9ba7258
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SHA256
fbbbb137be7af7f257c113a996f5d75293006cde041eb80c6fe14002266f473e
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SHA512
7b03c5484d31a9cc7409b3dcc2d0148b6316759eb638ba1c454b204f2140d520a72c49dde5d715007281362ff6b57932ec5f5f20cf37bdeaedc4a1847f3b20a3
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SSDEEP
3072:mhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JGVQcY:m3fOeIv54W6SFKfc9me9v9/JGV
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
51.79.50.122:443
222.124.142.67:10443
138.201.222.158:4664
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/1660-0-0x0000000074970000-0x00000000749A0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2976 1660 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 2904 wrote to memory of 1660 2904 rundll32.exe 28 PID 1660 wrote to memory of 2976 1660 rundll32.exe 29 PID 1660 wrote to memory of 2976 1660 rundll32.exe 29 PID 1660 wrote to memory of 2976 1660 rundll32.exe 29 PID 1660 wrote to memory of 2976 1660 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e20bd78da4e94366126269c932de9657.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e20bd78da4e94366126269c932de9657.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 2803⤵
- Program crash
PID:2976
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