Analysis
-
max time kernel
27s -
max time network
15s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
11-04-2021 07:53
Static task
static1
Behavioral task
behavioral1
Sample
1056cc046bb7a2cd71ae8e967d0b916d.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
1056cc046bb7a2cd71ae8e967d0b916d.dll
-
Size
192KB
-
MD5
1056cc046bb7a2cd71ae8e967d0b916d
-
SHA1
b853dff2316760fd734e2ace77e8d12bd76c3d32
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SHA256
f5b51125f061ec607147127715038c7d53e012239fbdb119c76a4907e74ff14d
-
SHA512
6965de3ceae82367500e8e4aeebe9d1009fb8d39a31e9111eb2d0e077113736938d19c7a6ca01f199ebc8e21c916f9d3e51bfa42174cc0a834fb4bdaee7c260a
Malware Config
Extracted
Family
dridex
Botnet
111
C2
77.220.64.135:443
107.180.90.10:6601
31.24.158.56:7275
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/1636-62-0x0000000074EF0000-0x0000000074F22000-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 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe PID 1072 wrote to memory of 1636 1072 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1056cc046bb7a2cd71ae8e967d0b916d.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1056cc046bb7a2cd71ae8e967d0b916d.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/1636-60-0x0000000000000000-mapping.dmp
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memory/1636-61-0x0000000075251000-0x0000000075253000-memory.dmpFilesize
8KB
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memory/1636-62-0x0000000074EF0000-0x0000000074F22000-memory.dmpFilesize
200KB
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memory/1636-64-0x00000000001F0000-0x00000000001F6000-memory.dmpFilesize
24KB