Analysis
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max time kernel
19s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 13:21
Static task
static1
General
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Target
d6c992c44da5515d10278c02ce742c26bbb419b6174d9dd558aacaf6682c7545.dll
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Size
162KB
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MD5
665ce72609f1f2525467d912875749fb
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SHA1
eaf27681da42fac8c7cd42f3de15ee9f77140d01
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SHA256
d6c992c44da5515d10278c02ce742c26bbb419b6174d9dd558aacaf6682c7545
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SHA512
5d294f4b8da38e8a1ac82c9257e3ec97fd5819eb083a746d067ecda34edafdc79398d6aa4e939f094d2250ec440e9e4ee963eacf9dd7f43c57519c481180b6ed
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/3148-115-0x00000000736D0000-0x00000000736FE000-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 1892 wrote to memory of 3148 1892 rundll32.exe 63 PID 1892 wrote to memory of 3148 1892 rundll32.exe 63 PID 1892 wrote to memory of 3148 1892 rundll32.exe 63
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d6c992c44da5515d10278c02ce742c26bbb419b6174d9dd558aacaf6682c7545.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d6c992c44da5515d10278c02ce742c26bbb419b6174d9dd558aacaf6682c7545.dll,#12⤵
- Checks whether UAC is enabled
PID:3148
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