Analysis
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max time kernel
149s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2024 18:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6dd08149e96e98f83200e8542461c3b88e90b05abe6a28c0a6e3d2a7a02852f8.dll
Resource
win10v2004-20240226-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
6dd08149e96e98f83200e8542461c3b88e90b05abe6a28c0a6e3d2a7a02852f8.dll
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Size
184KB
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MD5
36a4f99f547323eae88f3a8e1919de87
-
SHA1
7771b83193b633798b377a7285d8659b1cd06833
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SHA256
6dd08149e96e98f83200e8542461c3b88e90b05abe6a28c0a6e3d2a7a02852f8
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SHA512
b4150b47c56bf0830d73beebb2ee80771e48e16579d759f83688f73881770d527c3f20ad6e9c5c5cad8db1dd63ee803ae369f2b50ebcadb2935d8c4908f7cfa1
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SSDEEP
3072:TcYhzpn9z75jWpmrL3gA99hXkKsorn+AOr4RljvaT:TcIntom33RDvn+RrKr
Malware Config
Extracted
Family
dridex
Botnet
22203
C2
137.74.112.43:443
216.108.227.55:6225
94.177.176.51:5723
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/4188-0-0x0000000074D70000-0x0000000074DA0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5072 4188 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4572 wrote to memory of 4188 4572 rundll32.exe rundll32.exe PID 4572 wrote to memory of 4188 4572 rundll32.exe rundll32.exe PID 4572 wrote to memory of 4188 4572 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6dd08149e96e98f83200e8542461c3b88e90b05abe6a28c0a6e3d2a7a02852f8.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6dd08149e96e98f83200e8542461c3b88e90b05abe6a28c0a6e3d2a7a02852f8.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 6123⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4188 -ip 41881⤵