Analysis
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max time kernel
141s -
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 08:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b19c45ee4711a610ca9e4c670f1f961b.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b19c45ee4711a610ca9e4c670f1f961b.dll
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Size
188KB
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MD5
b19c45ee4711a610ca9e4c670f1f961b
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SHA1
dcf8fc8594878b2fc8a5fa1c310f7cedce996530
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SHA256
57153c0b7efd070f54fb53ac6a836edc9e6e9bfee6ab51e18270c5300f390d38
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SHA512
9b7acaa51cd7e66993dbb226d641c5603967c9836127964df2af5d539e11cf9220a686c77e3f89d0411c18b675bb02e8c0ccdd08deee4ddc09e4a7bb359bc7a6
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SSDEEP
3072:YA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAooo:YzIqATVfQeV2FZalKq6jtGJWuTmd
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/2204-0-0x0000000075330000-0x0000000075360000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2328 2204 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2184 wrote to memory of 2204 2184 rundll32.exe 28 PID 2204 wrote to memory of 2328 2204 rundll32.exe 29 PID 2204 wrote to memory of 2328 2204 rundll32.exe 29 PID 2204 wrote to memory of 2328 2204 rundll32.exe 29 PID 2204 wrote to memory of 2328 2204 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b19c45ee4711a610ca9e4c670f1f961b.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b19c45ee4711a610ca9e4c670f1f961b.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 3003⤵
- Program crash
PID:2328
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