Analysis
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max time kernel
140s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-03-2024 21:43
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b0789f03524108e4f7d75f9978c41ee2.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b0789f03524108e4f7d75f9978c41ee2.dll
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Size
188KB
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MD5
b0789f03524108e4f7d75f9978c41ee2
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SHA1
d8532a3b3fff670127ec962ab778b6674fa2f488
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SHA256
75489d587b36cf02d3de731eeb56b57e198eea4cbee5631567e642e838d9a050
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SHA512
fe445d1c7172baa737bcea61bc8dc5fcd8dbf35c23a4ca8b1ef0cb8b9ed2a74ba14a485139256598696ac9ab3cf3abb04163d460b74eea892fd8cb52e7639f38
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SSDEEP
3072:OA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoWo:OzIqATVfQeV2FZalKq6jtGJWuTmd
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 behavioral1/memory/2192-0-0x0000000074680000-0x00000000746B0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2500 2192 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2492 wrote to memory of 2192 2492 rundll32.exe 28 PID 2192 wrote to memory of 2500 2192 rundll32.exe 29 PID 2192 wrote to memory of 2500 2192 rundll32.exe 29 PID 2192 wrote to memory of 2500 2192 rundll32.exe 29 PID 2192 wrote to memory of 2500 2192 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0789f03524108e4f7d75f9978c41ee2.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0789f03524108e4f7d75f9978c41ee2.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 3003⤵
- Program crash
PID:2500
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