Analysis
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max time kernel
28s -
max time network
141s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
11-05-2021 13:42
Static task
static1
Behavioral task
behavioral1
Sample
ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll
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Size
162KB
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MD5
c91baa6a8bfe300484906a2988fc64e8
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SHA1
565fe97103fcd9347255dc30ae87563b5a7c6e77
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SHA256
ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376
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SHA512
98a856f5df97ad908db043c0c0a4fccdc9a13ae4fc69fcfa21419fba4974eeddfa0b3787a4b36e567994a0b00e341c6de9bf25094e8e80cda3ea201d0fa6488b
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/1840-62-0x0000000075220000-0x000000007524E000-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 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1840 484 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll,#12⤵
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1840-60-0x0000000000000000-mapping.dmp
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memory/1840-61-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
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memory/1840-62-0x0000000075220000-0x000000007524E000-memory.dmpFilesize
184KB
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memory/1840-64-0x0000000000140000-0x0000000000146000-memory.dmpFilesize
24KB