Analysis
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max time kernel
26s -
max time network
10s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-04-2021 16:03
Static task
static1
Behavioral task
behavioral1
Sample
1f25d16934a430dd692340d71db00a8944c50fbad25f111b88e471d67e3c2b70.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
1f25d16934a430dd692340d71db00a8944c50fbad25f111b88e471d67e3c2b70.dll
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Size
158KB
-
MD5
045091c7f065f9228fc9de63f4a35e34
-
SHA1
92a772d52c632cab7b215eac6d8cacc906d168af
-
SHA256
1f25d16934a430dd692340d71db00a8944c50fbad25f111b88e471d67e3c2b70
-
SHA512
d7def41a6dce10376ef37a031f0b3deac306b4fe53012707cc636d940287612152d2907326390dff51969fb74f619c91753cf0f230a46cf71e18ecc412bf378b
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
94.247.168.64:443
159.203.93.122:8172
50.116.27.97:2303
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/2036-62-0x00000000752A0000-0x00000000752CD000-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 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe PID 1116 wrote to memory of 2036 1116 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f25d16934a430dd692340d71db00a8944c50fbad25f111b88e471d67e3c2b70.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f25d16934a430dd692340d71db00a8944c50fbad25f111b88e471d67e3c2b70.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/2036-60-0x0000000000000000-mapping.dmp
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memory/2036-61-0x00000000767B1000-0x00000000767B3000-memory.dmpFilesize
8KB
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memory/2036-62-0x00000000752A0000-0x00000000752CD000-memory.dmpFilesize
180KB
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memory/2036-64-0x0000000000100000-0x0000000000106000-memory.dmpFilesize
24KB