Analysis
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max time kernel
140s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04-03-2024 18:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b2daf82dd95a394574fda5e605357f77.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b2daf82dd95a394574fda5e605357f77.dll
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Size
188KB
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MD5
b2daf82dd95a394574fda5e605357f77
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SHA1
929726cd9b5fe3004af6ffec4c6561e46ac4ae95
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SHA256
f3249f46a32ef3c6c9f4dbf7b71f7c0f4f7be010c671d44f510233cc0e1e453c
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SHA512
e1b02253a7fbf4bc0cf3309e25a5f297b2fc10093da135e4474501e48da54ea56321be78c073e5dce391d31bb44920480bc793c3c95184e673bf77f71596a93b
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SSDEEP
3072:DA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo3o: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 behavioral1/memory/1740-0-0x00000000747B0000-0x00000000747E0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2728 1740 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 2400 wrote to memory of 1740 2400 rundll32.exe 28 PID 1740 wrote to memory of 2728 1740 rundll32.exe 29 PID 1740 wrote to memory of 2728 1740 rundll32.exe 29 PID 1740 wrote to memory of 2728 1740 rundll32.exe 29 PID 1740 wrote to memory of 2728 1740 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b2daf82dd95a394574fda5e605357f77.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b2daf82dd95a394574fda5e605357f77.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 3003⤵
- Program crash
PID:2728
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