Analysis
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max time kernel
31s -
max time network
12s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-04-2021 17:03
Static task
static1
Behavioral task
behavioral1
Sample
72828271bd884ff2b50ff4bfaa1b4bbbce6ff895e2fda9688c7537dd5458fe0c.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
72828271bd884ff2b50ff4bfaa1b4bbbce6ff895e2fda9688c7537dd5458fe0c.dll
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Size
162KB
-
MD5
71a1a59409e15cf3450b5f58b21ad46f
-
SHA1
ec3281ba24b69e623587eb3b876e012898df5858
-
SHA256
72828271bd884ff2b50ff4bfaa1b4bbbce6ff895e2fda9688c7537dd5458fe0c
-
SHA512
5ae2d0d664bace2ae48edfabc802f1321841e7aa1c92c71cbe770524f567df5ed0d798920f645aff36bf263c9f66f6921fbc0adc7213b058e02d16ae9ee4fe3c
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/2016-62-0x0000000074930000-0x000000007495E000-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 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe PID 1060 wrote to memory of 2016 1060 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\72828271bd884ff2b50ff4bfaa1b4bbbce6ff895e2fda9688c7537dd5458fe0c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\72828271bd884ff2b50ff4bfaa1b4bbbce6ff895e2fda9688c7537dd5458fe0c.dll,#12⤵
- Checks whether UAC is enabled
PID:2016
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2016-60-0x0000000000000000-mapping.dmp
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memory/2016-61-0x0000000075C31000-0x0000000075C33000-memory.dmpFilesize
8KB
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memory/2016-62-0x0000000074930000-0x000000007495E000-memory.dmpFilesize
184KB
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memory/2016-64-0x0000000000180000-0x0000000000186000-memory.dmpFilesize
24KB