Analysis
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max time kernel
19s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 08:34
Static task
static1
General
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Target
3617dac248e0783b259254812b9da7c2e0424e9b5b3f650a2adb4783fec79ddb.dll
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Size
162KB
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MD5
5506f09baca74721b5009ed12efb1da0
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SHA1
f493f12b42c95d28833b682dab37d0777b131834
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SHA256
3617dac248e0783b259254812b9da7c2e0424e9b5b3f650a2adb4783fec79ddb
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SHA512
6c3e15a5749e9aed7998749b2289192f004c9b3f933b0174c9f6010750d74381cdca06ad1fcc817500e4e686bee95a4ecf1bba13d7bb7ebcc44825a52a8feed0
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/744-115-0x0000000073BF0000-0x0000000073C1E000-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 3176 wrote to memory of 744 3176 rundll32.exe 70 PID 3176 wrote to memory of 744 3176 rundll32.exe 70 PID 3176 wrote to memory of 744 3176 rundll32.exe 70
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3617dac248e0783b259254812b9da7c2e0424e9b5b3f650a2adb4783fec79ddb.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3617dac248e0783b259254812b9da7c2e0424e9b5b3f650a2adb4783fec79ddb.dll,#12⤵
- Checks whether UAC is enabled
PID:744
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