Analysis
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max time kernel
93s -
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
04-03-2024 01:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b0e4aeb6fe30a56452cc4bda87b5f3cf.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b0e4aeb6fe30a56452cc4bda87b5f3cf.dll
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Size
188KB
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MD5
b0e4aeb6fe30a56452cc4bda87b5f3cf
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SHA1
3919ee992bd8a0141444bd5f303e3f2ffde5ffa9
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SHA256
8b6af50c736ea07895f5e881a51bf5b26c533c739b187d4cf281ea6b61af553f
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SHA512
20635d834ee5dfd28da94be0c5d425fab86e28619e0a8a9968128e6ab4d054f744076db829577c005be21de5c7b5a4c37094e8a1519dabdad087bbd4ced0d6b2
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SSDEEP
3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:uzIqATVfQeV2FZalKq6jtGJWuTmd
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/844-0-0x0000000075010000-0x0000000075040000-memory.dmp dridex_ldr behavioral2/memory/844-2-0x0000000075010000-0x0000000075040000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4940 844 WerFault.exe 87 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4056 wrote to memory of 844 4056 rundll32.exe 87 PID 4056 wrote to memory of 844 4056 rundll32.exe 87 PID 4056 wrote to memory of 844 4056 rundll32.exe 87
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0e4aeb6fe30a56452cc4bda87b5f3cf.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0e4aeb6fe30a56452cc4bda87b5f3cf.dll,#12⤵PID:844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 6643⤵
- Program crash
PID:4940
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 844 -ip 8441⤵PID:2400