Analysis
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max time kernel
126s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
21-01-2021 18:32
Static task
static1
Behavioral task
behavioral1
Sample
05ea32a0200a33650498158c3af44702.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
05ea32a0200a33650498158c3af44702.dll
-
Size
236KB
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MD5
05ea32a0200a33650498158c3af44702
-
SHA1
704e9cf59612ddba84fe680f198f2170625cfff4
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SHA256
75696d0d13749306f8dbb5818e181ea2093e166189b480b3c58c4ceb8770d064
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SHA512
1834d8ee27ce25bc306aa2b4ee89f963980fccf0498187fd427646872e1ab75c422f4aa7de2f98fd325da16c37730c66fcc08bcbd6872a3d40c31d9453b6337f
Malware Config
Extracted
Family
dridex
Botnet
111
C2
77.220.64.40:443
8.4.9.152:3786
185.246.87.202:3098
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral2/memory/4900-3-0x0000000073E30000-0x0000000073E6D000-memory.dmp dridex_ldr behavioral2/memory/4900-5-0x0000000073E30000-0x0000000073E4F000-memory.dmp dridex_ldr -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 12 4900 rundll32.exe 14 4900 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 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4808 wrote to memory of 4900 4808 rundll32.exe rundll32.exe PID 4808 wrote to memory of 4900 4808 rundll32.exe rundll32.exe PID 4808 wrote to memory of 4900 4808 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\05ea32a0200a33650498158c3af44702.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\05ea32a0200a33650498158c3af44702.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/4900-2-0x0000000000000000-mapping.dmp
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memory/4900-3-0x0000000073E30000-0x0000000073E6D000-memory.dmpFilesize
244KB
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memory/4900-4-0x00000000005E0000-0x00000000005E6000-memory.dmpFilesize
24KB
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memory/4900-5-0x0000000073E30000-0x0000000073E4F000-memory.dmpFilesize
124KB