Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
04-03-2021 20:13
Static task
static1
Behavioral task
behavioral1
Sample
05beaaca0b95a13fe62150388d666ee851c626b8e8862661d3803edbd2ba234a.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
05beaaca0b95a13fe62150388d666ee851c626b8e8862661d3803edbd2ba234a.dll
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Size
196KB
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MD5
91ce646ecb8d5468552f6e66c499e2f8
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SHA1
a88d652aa995be78c66323b443af29bd496b031d
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SHA256
05beaaca0b95a13fe62150388d666ee851c626b8e8862661d3803edbd2ba234a
-
SHA512
4a8de20a4242dd6b76f5e9987ed76dde120c1636b90da813563333fa42a2f1fa8f5d67b3c1e027c27f6f57e79edca6e3b55c4f5dee2b1922178222965abc4b34
Malware Config
Extracted
Family
dridex
Botnet
111
C2
37.247.35.132:443
50.243.30.51:6601
162.241.204.234:6516
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral1/memory/1328-4-0x0000000074990000-0x00000000749C3000-memory.dmp dridex_ldr behavioral1/memory/1328-6-0x0000000074990000-0x00000000749AF000-memory.dmp dridex_ldr -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 6 1328 rundll32.exe 8 1328 rundll32.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe PID 1864 wrote to memory of 1328 1864 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\05beaaca0b95a13fe62150388d666ee851c626b8e8862661d3803edbd2ba234a.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\05beaaca0b95a13fe62150388d666ee851c626b8e8862661d3803edbd2ba234a.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/856-7-0x000007FEF7810000-0x000007FEF7A8A000-memory.dmpFilesize
2.5MB
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memory/1328-2-0x0000000000000000-mapping.dmp
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memory/1328-3-0x00000000760B1000-0x00000000760B3000-memory.dmpFilesize
8KB
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memory/1328-4-0x0000000074990000-0x00000000749C3000-memory.dmpFilesize
204KB
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memory/1328-5-0x0000000000240000-0x0000000000246000-memory.dmpFilesize
24KB
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memory/1328-6-0x0000000074990000-0x00000000749AF000-memory.dmpFilesize
124KB