Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-03-2024 02:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b384401b9bf9e661a40425524c82ef41.dll
Resource
win7-20240220-en
4 signatures
150 seconds
General
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Target
b384401b9bf9e661a40425524c82ef41.dll
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Size
188KB
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MD5
b384401b9bf9e661a40425524c82ef41
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SHA1
aa77fb4bebdc8b99da4ba565466cabeb970e372c
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SHA256
a644371754110f018327556967366c80084d8d6ea3d7dbc278a231f54f489398
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SHA512
653535c522e084d09f0155eb10358e7f84272159b5a073483754425e9d52094a60f00c3b9f7d894c9fad2595ae3ef59c2b08a7044a9b64876f4a20ec076755de
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SSDEEP
3072:3A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:3zIqATVfQeV2FZalKq6jtGJWuTmd
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/4564-0-0x00000000757B0000-0x00000000757E0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4852 4564 WerFault.exe 87 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3940 wrote to memory of 4564 3940 rundll32.exe 87 PID 3940 wrote to memory of 4564 3940 rundll32.exe 87 PID 3940 wrote to memory of 4564 3940 rundll32.exe 87
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b384401b9bf9e661a40425524c82ef41.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b384401b9bf9e661a40425524c82ef41.dll,#12⤵PID:4564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4564 -s 6923⤵
- Program crash
PID:4852
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4564 -ip 45641⤵PID:1436