Analysis
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max time kernel
123s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-04-2021 18:11
Static task
static1
Behavioral task
behavioral1
Sample
e185372305ef5600219aed56262b1872a9c90ba1c5144422d8504f44f33aeb17.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
e185372305ef5600219aed56262b1872a9c90ba1c5144422d8504f44f33aeb17.dll
-
Size
157KB
-
MD5
cb77defbec328e1bd3b242d56f4a05f9
-
SHA1
8693ff331bc44d376ff1613e259772534574d74a
-
SHA256
e185372305ef5600219aed56262b1872a9c90ba1c5144422d8504f44f33aeb17
-
SHA512
c85b0a2162c398c845b57cd5fa39e3650ec190c15022e1395f63608950a0bbb6c87fbd4c166d9368015c72952fc7666a547e7cff0b1a4322eb4cfd911eacdef3
Malware Config
Extracted
Family
dridex
Botnet
40112
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/1904-61-0x0000000074C90000-0x0000000074CBD000-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 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 1904 1100 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e185372305ef5600219aed56262b1872a9c90ba1c5144422d8504f44f33aeb17.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e185372305ef5600219aed56262b1872a9c90ba1c5144422d8504f44f33aeb17.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/1904-59-0x0000000000000000-mapping.dmp
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memory/1904-60-0x00000000753B1000-0x00000000753B3000-memory.dmpFilesize
8KB
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memory/1904-61-0x0000000074C90000-0x0000000074CBD000-memory.dmpFilesize
180KB
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memory/1904-63-0x0000000000150000-0x0000000000156000-memory.dmpFilesize
24KB