Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
01-03-2024 01:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
affdec88c918eb631425b833b571ecb4.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
affdec88c918eb631425b833b571ecb4.dll
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Size
188KB
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MD5
affdec88c918eb631425b833b571ecb4
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SHA1
4aef8615de5a72c99836c43f402d758cebffac14
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SHA256
3177167d1f10f4349308dccdfc6d4ff45d7d96d57ae69b8bd0a31e9179994e5b
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SHA512
ed90710587b1fd1f8ddf9f4baa991eb85e7b5b362cd6eb2b620e8876f5a4b1a2a72319d37d0e47b96ac56a3ed7e8b528b94bfd3ce5f9ad6978456cbbf2cecae9
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SSDEEP
3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo:ezIqATVfQeV2FZalKq6jtGJWuTmd
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral2/memory/4400-1-0x0000000075470000-0x00000000754A0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2504 4400 WerFault.exe 88 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3176 wrote to memory of 4400 3176 rundll32.exe 88 PID 3176 wrote to memory of 4400 3176 rundll32.exe 88 PID 3176 wrote to memory of 4400 3176 rundll32.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\affdec88c918eb631425b833b571ecb4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\affdec88c918eb631425b833b571ecb4.dll,#12⤵PID:4400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 6643⤵
- Program crash
PID:2504
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4400 -ip 44001⤵PID:2352