Analysis
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max time kernel
93s -
max time network
156s -
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 20:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b313f2ad71e89fcf90977ace0d2c09f1.dll
Resource
win7-20240215-en
4 signatures
150 seconds
General
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Target
b313f2ad71e89fcf90977ace0d2c09f1.dll
-
Size
188KB
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MD5
b313f2ad71e89fcf90977ace0d2c09f1
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SHA1
a263f11fc9f560ff73b38545fc8bd68ea01f5ec0
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SHA256
bb465907bf57c1fe6ff0308ccd5f0a1a04b3a57a808ce13ec5eedc64675dc225
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SHA512
3e12dfa673f10893f20241c1d02c7b02e0f7b5537ea24d9a4638d2c5f6f91e099e77deb316edeac618bf2fb522800042aa8f8aa98ef8ca03dfc22887148f053b
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SSDEEP
3072:0A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoao:0zIqATVfQeV2FZalKq6jtGJWuTmd
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/1136-0-0x0000000075900000-0x0000000075930000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3944 1136 WerFault.exe 86 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2344 wrote to memory of 1136 2344 rundll32.exe 86 PID 2344 wrote to memory of 1136 2344 rundll32.exe 86 PID 2344 wrote to memory of 1136 2344 rundll32.exe 86
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b313f2ad71e89fcf90977ace0d2c09f1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b313f2ad71e89fcf90977ace0d2c09f1.dll,#12⤵PID:1136
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 6883⤵
- Program crash
PID:3944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 1136 -ip 11361⤵PID:4476