Analysis
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max time kernel
32s -
max time network
9s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-04-2021 18:43
Static task
static1
Behavioral task
behavioral1
Sample
8001d988ece4f6e6c8e2a964ffe11d957dd5bc2a9bff423dba683f04430385e5.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
8001d988ece4f6e6c8e2a964ffe11d957dd5bc2a9bff423dba683f04430385e5.dll
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Size
154KB
-
MD5
0c5337f576f70bcb25b54ddc405e74ef
-
SHA1
e9632a4a524d9db173dbdbe87a0fe051dda21b9b
-
SHA256
8001d988ece4f6e6c8e2a964ffe11d957dd5bc2a9bff423dba683f04430385e5
-
SHA512
d8bd405c09838fa2aca86a7c6f3b2486c965c9ee631bd94f1029289d2fce8fe1318e26fd158741f597168d6fd87fc160859424d0a04e51ee5b01217ac29891c5
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/2016-62-0x00000000752C0000-0x00000000752ED000-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 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe PID 1200 wrote to memory of 2016 1200 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8001d988ece4f6e6c8e2a964ffe11d957dd5bc2a9bff423dba683f04430385e5.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8001d988ece4f6e6c8e2a964ffe11d957dd5bc2a9bff423dba683f04430385e5.dll,#12⤵
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2016-60-0x0000000000000000-mapping.dmp
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memory/2016-61-0x00000000768B1000-0x00000000768B3000-memory.dmpFilesize
8KB
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memory/2016-62-0x00000000752C0000-0x00000000752ED000-memory.dmpFilesize
180KB
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memory/2016-64-0x0000000000150000-0x0000000000156000-memory.dmpFilesize
24KB