Analysis
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max time kernel
91s -
max time network
113s -
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 01:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
aff178ec6f6a0acec1ffc0e90649e5eb.dll
Resource
win7-20240220-en
4 signatures
150 seconds
General
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Target
aff178ec6f6a0acec1ffc0e90649e5eb.dll
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Size
188KB
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MD5
aff178ec6f6a0acec1ffc0e90649e5eb
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SHA1
e52ac2c12589f68e58419faa13e1c707ab7420b3
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SHA256
fbc91648d1624752f379cba89c1a99e7377391ef8e6e1eafa41d81f3aaa8bd9a
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SHA512
dff3798ae09d457891f3d14b9fb2f5fff5d0a9a1c5879b71fcf41e26355aa27d14a689a00e970466466a628a74eed2113fbba8d99c953cb4742658a8aa9b4bc4
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SSDEEP
3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoVo:dzIqATVfQeV2FZalKq6jtGJWuTmd
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/4076-0-0x00000000752A0000-0x00000000752D0000-memory.dmp dridex_ldr behavioral2/memory/4076-2-0x00000000752A0000-0x00000000752D0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 804 4076 WerFault.exe 89 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2120 wrote to memory of 4076 2120 rundll32.exe 89 PID 2120 wrote to memory of 4076 2120 rundll32.exe 89 PID 2120 wrote to memory of 4076 2120 rundll32.exe 89
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aff178ec6f6a0acec1ffc0e90649e5eb.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aff178ec6f6a0acec1ffc0e90649e5eb.dll,#12⤵PID:4076
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 6643⤵
- Program crash
PID:804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4076 -ip 40761⤵PID:4284