Analysis
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max time kernel
18s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 16:18
Static task
static1
General
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Target
87dcb9b81332cd9cfad23d716ca126cd91b92eddc1318aebb8d574ef13b7724a.dll
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Size
162KB
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MD5
31d5c035b33b4ab2512a0d93ae5722bb
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SHA1
c6feb37322aaf16c82fe3ee597e37462a28d6f2f
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SHA256
87dcb9b81332cd9cfad23d716ca126cd91b92eddc1318aebb8d574ef13b7724a
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SHA512
b0397649931706189833f0964e1b63a33b03f16d466bb104d5ee9211678ddba8c424216bb8f2421c8fc52a1377d7a49ce7d5d047664280ebe22ac3a23768bf28
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/3748-115-0x00000000739B0000-0x00000000739DE000-memory.dmp dridex_ldr -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 508 wrote to memory of 3748 508 rundll32.exe 51 PID 508 wrote to memory of 3748 508 rundll32.exe 51 PID 508 wrote to memory of 3748 508 rundll32.exe 51
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\87dcb9b81332cd9cfad23d716ca126cd91b92eddc1318aebb8d574ef13b7724a.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:508 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\87dcb9b81332cd9cfad23d716ca126cd91b92eddc1318aebb8d574ef13b7724a.dll,#12⤵
- Checks whether UAC is enabled
PID:3748
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