Analysis
-
max time kernel
19s -
max time network
114s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
24-06-2021 07:01
Static task
static1
General
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Target
b53f5b595a038f61c04ef5771f9e3bf590a125a6488fb81ed9acdb1531f6f47e.dll
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Size
162KB
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MD5
bfad5d0c5dee086764aa5fe13f248b55
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SHA1
fca20e091ba41bc21a39a7312e6fdc7a8935b6c3
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SHA256
b53f5b595a038f61c04ef5771f9e3bf590a125a6488fb81ed9acdb1531f6f47e
-
SHA512
c5782ca1f26379ffb4b6929bbfbe250f805e4760654ba2955f437f20b5dc09c2e80e434d29d9f0f1f190bcb5c35300dafdc847618fdef0308d08f1a96ef8438e
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
-
Processes:
resource yara_rule behavioral1/memory/4068-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4060 wrote to memory of 4068 4060 rundll32.exe rundll32.exe PID 4060 wrote to memory of 4068 4060 rundll32.exe rundll32.exe PID 4060 wrote to memory of 4068 4060 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b53f5b595a038f61c04ef5771f9e3bf590a125a6488fb81ed9acdb1531f6f47e.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b53f5b595a038f61c04ef5771f9e3bf590a125a6488fb81ed9acdb1531f6f47e.dll,#12⤵
- Checks whether UAC is enabled