Analysis
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max time kernel
144s -
max time network
178s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-06-2022 16:48
Static task
static1
Behavioral task
behavioral1
Sample
mfgoslt.dll
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
mfgoslt.dll
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Size
373KB
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MD5
7a70daa887ac97836e0d605a4fad7014
-
SHA1
22dd2a1c409b2068ad0091d5e339f58345f829e1
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SHA256
61253883f2cbdebcdc0cd51556d98435a5966b1ecb02a3c52a1f083a466157d8
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SHA512
d58b682d466c9de3e28bb79ac56146c76bb2bd31505e579676480d9772f53ab00ceebd8acce2073ec27134960cddbdbd074b7d0a14a1aabfae0ae6abe3f2593f
Malware Config
Extracted
Family
dridex
Botnet
10444
C2
210.65.244.179:443
37.247.35.130:6601
103.18.108.116:6601
rc4.plain
rc4.plain
Signatures
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Blocklisted process makes network request 5 IoCs
Processes:
rundll32.exeflow pid process 3 1324 rundll32.exe 5 1324 rundll32.exe 7 1324 rundll32.exe 9 1324 rundll32.exe 11 1324 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 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe PID 2036 wrote to memory of 1324 2036 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mfgoslt.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mfgoslt.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/1324-54-0x0000000000000000-mapping.dmp
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memory/1324-55-0x0000000076461000-0x0000000076463000-memory.dmpFilesize
8KB
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memory/1324-57-0x0000000075370000-0x000000007542C000-memory.dmpFilesize
752KB
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memory/1324-56-0x0000000075370000-0x00000000753AD000-memory.dmpFilesize
244KB
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memory/1324-59-0x0000000075370000-0x000000007542C000-memory.dmpFilesize
752KB
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memory/1324-60-0x0000000075370000-0x000000007542C000-memory.dmpFilesize
752KB