Analysis
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max time kernel
21s -
max time network
111s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
04-03-2021 22:27
Static task
static1
Behavioral task
behavioral1
Sample
0ae09aa6c01a64e121af0d0c1a91c32d9e232e3d1334a83b90e5b36702426a4e.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
0ae09aa6c01a64e121af0d0c1a91c32d9e232e3d1334a83b90e5b36702426a4e.dll
-
Size
168KB
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MD5
7b5079631af6063161abebaab19517b6
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SHA1
f385dc8db60e53e960010d19d66432f1a6222702
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SHA256
0ae09aa6c01a64e121af0d0c1a91c32d9e232e3d1334a83b90e5b36702426a4e
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SHA512
19db6575231927d1ff4b02943a5d14f311093bd864521b840bb3122dfc61eb3b2017c07f5dc88db3631537854bb6d0010c37074983f77c80e575656aa0383868
Malware Config
Extracted
Family
dridex
Botnet
111
C2
173.203.78.138:443
217.160.107.189:6601
77.220.64.150:5037
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral2/memory/1188-3-0x0000000073F00000-0x0000000073F2C000-memory.dmp dridex_ldr behavioral2/memory/1188-5-0x0000000073F00000-0x0000000073F1F000-memory.dmp dridex_ldr -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 14 1188 rundll32.exe 16 1188 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 1176 wrote to memory of 1188 1176 rundll32.exe rundll32.exe PID 1176 wrote to memory of 1188 1176 rundll32.exe rundll32.exe PID 1176 wrote to memory of 1188 1176 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0ae09aa6c01a64e121af0d0c1a91c32d9e232e3d1334a83b90e5b36702426a4e.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0ae09aa6c01a64e121af0d0c1a91c32d9e232e3d1334a83b90e5b36702426a4e.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1188-2-0x0000000000000000-mapping.dmp
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memory/1188-3-0x0000000073F00000-0x0000000073F2C000-memory.dmpFilesize
176KB
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memory/1188-4-0x0000000000F50000-0x0000000000F56000-memory.dmpFilesize
24KB
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memory/1188-5-0x0000000073F00000-0x0000000073F1F000-memory.dmpFilesize
124KB