Analysis
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max time kernel
18s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 09:17
Static task
static1
General
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Target
c969b8ee585437ad850a4d37e8b8b974e30321032b85a54080ff1ea54b4fda78.dll
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Size
162KB
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MD5
3896a556c0223b954da6767a72b16d2e
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SHA1
72c1ecb84fd7de84b8427cfb8841a82a8b1aa8d1
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SHA256
c969b8ee585437ad850a4d37e8b8b974e30321032b85a54080ff1ea54b4fda78
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SHA512
5234c9d9931e2f57956adfa2300689f34b11081850724b3200ab546b93b05a4ce38bb6823fa04370c3140a3e82bcced93403d617d0b509f347f67936f0bcd728
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/3984-115-0x0000000073BF0000-0x0000000073C1E000-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 3152 wrote to memory of 3984 3152 rundll32.exe 71 PID 3152 wrote to memory of 3984 3152 rundll32.exe 71 PID 3152 wrote to memory of 3984 3152 rundll32.exe 71
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c969b8ee585437ad850a4d37e8b8b974e30321032b85a54080ff1ea54b4fda78.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c969b8ee585437ad850a4d37e8b8b974e30321032b85a54080ff1ea54b4fda78.dll,#12⤵
- Checks whether UAC is enabled
PID:3984
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