Analysis
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max time kernel
148s -
max time network
154s -
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 21:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b32f20aaff1cfa63f42af9a327e25f0d.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b32f20aaff1cfa63f42af9a327e25f0d.dll
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Size
188KB
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MD5
b32f20aaff1cfa63f42af9a327e25f0d
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SHA1
e40008d288b3cfcd76516b738e430d9014158a94
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SHA256
3364507539c9d1b3f976174f03e4120d03e93602d895e9493a5bbed8e96e86b4
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SHA512
b6dd21d8c5e60226dc44700640b66289f23d2503f857bee58376c723b5e07865782e866f7a6916690e48b589e13300ec435958ff74e2d97ec189acbee3187828
-
SSDEEP
3072:vA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:vzIqATVfQeV2FZalKq6jtGJWuTmd
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
-
resource yara_rule behavioral2/memory/3236-0-0x0000000074B40000-0x0000000074B70000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4920 3236 WerFault.exe 87 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2748 wrote to memory of 3236 2748 rundll32.exe 87 PID 2748 wrote to memory of 3236 2748 rundll32.exe 87 PID 2748 wrote to memory of 3236 2748 rundll32.exe 87
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b32f20aaff1cfa63f42af9a327e25f0d.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b32f20aaff1cfa63f42af9a327e25f0d.dll,#12⤵PID:3236
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 6643⤵
- Program crash
PID:4920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3236 -ip 32361⤵PID:2152