Analysis
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max time kernel
25s -
max time network
66s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
29-06-2021 02:25
Static task
static1
General
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Target
1c75a4bd7e519b953be156bdd8f5437013cae1b0a6d3c29035a552aae244b43b.dll
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Size
162KB
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MD5
2b5a6a2c597643692e3c3bdebf61992d
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SHA1
094d2c23f20fa80bc37d4e3d636bff20502cbdda
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SHA256
1c75a4bd7e519b953be156bdd8f5437013cae1b0a6d3c29035a552aae244b43b
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SHA512
f9cac0a6a4183e53e3fdc588b4ec316d718a2f9e7bf0b34746d803106c3ef55a6111f6d4d8e365a1d7613dbda0539b5c9c95e402e0d5dd3513fbdb6bdc508322
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/1060-115-0x0000000074160000-0x000000007418E000-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 904 wrote to memory of 1060 904 rundll32.exe rundll32.exe PID 904 wrote to memory of 1060 904 rundll32.exe rundll32.exe PID 904 wrote to memory of 1060 904 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1c75a4bd7e519b953be156bdd8f5437013cae1b0a6d3c29035a552aae244b43b.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:904 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1c75a4bd7e519b953be156bdd8f5437013cae1b0a6d3c29035a552aae244b43b.dll,#12⤵
- Checks whether UAC is enabled
PID:1060