Analysis
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max time kernel
140s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-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
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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 behavioral1/memory/1516-0-0x0000000074FA0000-0x0000000074FD0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2996 1516 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1952 wrote to memory of 1516 1952 rundll32.exe 28 PID 1516 wrote to memory of 2996 1516 rundll32.exe 29 PID 1516 wrote to memory of 2996 1516 rundll32.exe 29 PID 1516 wrote to memory of 2996 1516 rundll32.exe 29 PID 1516 wrote to memory of 2996 1516 rundll32.exe 29
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:1952 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b313f2ad71e89fcf90977ace0d2c09f1.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 3003⤵
- Program crash
PID:2996
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