Analysis
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max time kernel
65s -
max time network
82s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-06-2022 16:50
Static task
static1
Behavioral task
behavioral1
Sample
nqdisf.dll
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
nqdisf.dll
-
Size
1.0MB
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MD5
e9aaa1c9f461bac16edc3b886c9cc4fa
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SHA1
1e5760c484f8a4c6797372bbd35059f4547f7dc9
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SHA256
98d114f51b40442fb04c4a1d5d8f52baf7e8b2278ab75a5305fdbf6268bbe45e
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SHA512
521e894f66d56d65cf57282d046641cf24b8651445d4b5470642b6ce8f0d82abc935fd8157e794dad578df618f9d686fdccaebd9f3f234c614428146d568f56c
Malware Config
Extracted
Family
dridex
Botnet
10444
C2
192.46.210.220:443
143.244.140.214:808
45.77.0.96:6891
185.56.219.47:8116
rc4.plain
rc4.plain
Signatures
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Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 3 1972 rundll32.exe 5 1972 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 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe PID 1944 wrote to memory of 1972 1944 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\nqdisf.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\nqdisf.dll,#12⤵
- Blocklisted process makes network request
- 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/1972-54-0x0000000000000000-mapping.dmp
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memory/1972-55-0x0000000076191000-0x0000000076193000-memory.dmpFilesize
8KB
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memory/1972-56-0x0000000074990000-0x0000000074AAB000-memory.dmpFilesize
1.1MB
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memory/1972-57-0x0000000074990000-0x00000000749CD000-memory.dmpFilesize
244KB
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memory/1972-58-0x0000000074990000-0x0000000074AAB000-memory.dmpFilesize
1.1MB
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memory/1972-60-0x0000000074990000-0x0000000074AAB000-memory.dmpFilesize
1.1MB
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memory/1972-61-0x0000000074990000-0x0000000074AAB000-memory.dmpFilesize
1.1MB