Analysis
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max time kernel
142s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04-03-2024 01:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b0d7ecf502625c6a27719ebb6b1b1a09.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b0d7ecf502625c6a27719ebb6b1b1a09.dll
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Size
188KB
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MD5
b0d7ecf502625c6a27719ebb6b1b1a09
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SHA1
c59bfb918a0152b15b71a799b6b24cc06a53565c
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SHA256
6592f2469a2d7bbcdae6e06d67ae83f49443ba7fe9f864320da8a7305e022359
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SHA512
143906dd9b9114bb483b8f92cfc55f89641e5ebfb6780d0cb865133aaf2de24758f1eb89dcd1d92d305783b690ca1dfaf22860d6ec3ae019b6539c9a916f2444
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SSDEEP
3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:/zIqATVfQeV2FZalKq6jtGJWuTmd
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/2748-0-0x0000000075390000-0x00000000753C0000-memory.dmp dridex_ldr behavioral1/memory/2748-2-0x0000000075390000-0x00000000753C0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2820 2748 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2624 wrote to memory of 2748 2624 rundll32.exe 28 PID 2748 wrote to memory of 2820 2748 rundll32.exe 29 PID 2748 wrote to memory of 2820 2748 rundll32.exe 29 PID 2748 wrote to memory of 2820 2748 rundll32.exe 29 PID 2748 wrote to memory of 2820 2748 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0d7ecf502625c6a27719ebb6b1b1a09.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0d7ecf502625c6a27719ebb6b1b1a09.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 3083⤵
- Program crash
PID:2820
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