Analysis
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max time kernel
18s -
max time network
125s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 10:54
Static task
static1
General
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Target
2b459189cc4871b2c4c48e178743f65c962284f602070dbab804de647760423b.dll
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Size
162KB
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MD5
bc1ba4899a4090b62966350a912eddda
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SHA1
5518c9eb9c66d309627481863fa9c3d84ac308b2
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SHA256
2b459189cc4871b2c4c48e178743f65c962284f602070dbab804de647760423b
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SHA512
3a8c10073f3d09f619adae40e3f7d36acbed020565fe84970524b34dc4842783d2b66210168cc251d68b67f786204287c79836b834bd2bba5349596b2530f162
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/3488-115-0x0000000074090000-0x00000000740BE000-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 3540 wrote to memory of 3488 3540 rundll32.exe 35 PID 3540 wrote to memory of 3488 3540 rundll32.exe 35 PID 3540 wrote to memory of 3488 3540 rundll32.exe 35
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2b459189cc4871b2c4c48e178743f65c962284f602070dbab804de647760423b.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2b459189cc4871b2c4c48e178743f65c962284f602070dbab804de647760423b.dll,#12⤵
- Checks whether UAC is enabled
PID:3488
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