Analysis
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max time kernel
25s -
max time network
66s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15/06/2021, 11:13
Static task
static1
General
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Target
7ed8fa8203bfd657ac163739f8de5991acb62fd6c08dd1e97aa71ebdd7718167.dll
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Size
162KB
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MD5
2b5df4040a6f52db8a3b1e0551801c5e
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SHA1
022861dd9e0b387338e1e995a2dded1011851498
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SHA256
7ed8fa8203bfd657ac163739f8de5991acb62fd6c08dd1e97aa71ebdd7718167
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SHA512
3eef84eb983a9ef3023b80b94fa2ceed0544cd475ac4d261e1d4932244cc6957e976fc8f7e18ffd64c9864a89f2627b88bd00c5e4fad95476669a8638307a727
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/392-115-0x0000000074350000-0x000000007437E000-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 740 wrote to memory of 392 740 rundll32.exe 68 PID 740 wrote to memory of 392 740 rundll32.exe 68 PID 740 wrote to memory of 392 740 rundll32.exe 68
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7ed8fa8203bfd657ac163739f8de5991acb62fd6c08dd1e97aa71ebdd7718167.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7ed8fa8203bfd657ac163739f8de5991acb62fd6c08dd1e97aa71ebdd7718167.dll,#12⤵
- Checks whether UAC is enabled
PID:392
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