Analysis
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max time kernel
19s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 04:31
Static task
static1
General
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Target
aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll
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Size
162KB
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MD5
cfe3d90a2f73b5f920e427d0054bfeed
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SHA1
15f037179abcffd5bb83725ae7baf03c4fc9415c
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SHA256
aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42
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SHA512
1e69d9d54ba325497c95011532fe9c7e184d175eb896abb2a4ac10d608e528f53d8d7b781744bbf1e23b1b9e7df2ecc2db2b3b6db529eaf695d1599411c13179
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/4080-115-0x00000000755E0000-0x000000007560E000-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 4064 wrote to memory of 4080 4064 rundll32.exe 43 PID 4064 wrote to memory of 4080 4064 rundll32.exe 43 PID 4064 wrote to memory of 4080 4064 rundll32.exe 43
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aea34c613b92688b1991d135bb6d170fe74f5a0c3296b1c3a780365d4ceb3b42.dll,#12⤵
- Checks whether UAC is enabled
PID:4080
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