Analysis
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max time kernel
32s -
max time network
11s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-04-2021 20:03
Static task
static1
Behavioral task
behavioral1
Sample
e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll
-
Size
154KB
-
MD5
35663abda80ae9f58cfa665293d64128
-
SHA1
5e08bf591918c67bfb6b98b0b6c8c7cb3d82211b
-
SHA256
e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471
-
SHA512
ce5dbb97a1902ed624dd5ec2f19ba4760f2477c0a309091827409440eebbb55b428559c74ac077df461b827e182cbf163bc852410c55c99b904619e693f54ff5
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/1988-62-0x0000000074930000-0x000000007495D000-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 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe PID 1924 wrote to memory of 1988 1924 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.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/1988-60-0x0000000000000000-mapping.dmp
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memory/1988-61-0x00000000760B1000-0x00000000760B3000-memory.dmpFilesize
8KB
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memory/1988-62-0x0000000074930000-0x000000007495D000-memory.dmpFilesize
180KB
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memory/1988-64-0x00000000001E0000-0x00000000001E6000-memory.dmpFilesize
24KB