Analysis
- max time kernel
108s - max time network
128s - submitted
01/01/1970, 00:00
General
- Target 25550ccc81a3d52fcdb0399192cb10af.dll
- Size 750KB
- Sample211027-sb6c8ahbfl
- SHA256 05807cb4a338d25da2da063ed242f25d9747d5eaa77bfc8db5b027a710ffffed
Score
10/10
Malware Config
Extracted
Family
-
dridex
Botnet
-
10555
C2
-
192.46.210.220:443
-
143.244.140.214:808
-
45.77.0.96:6891
-
185.56.219.47:8116
rc4.plain
rc4.plain
Signatures
- Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
- Blocklisted process makes network request 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\25550ccc81a3d52fcdb0399192cb10af.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\25550ccc81a3d52fcdb0399192cb10af.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3580-116-0x0000000073E30000-0x0000000073EF9000-memory.dmp
memory/3580-118-0x0000000073E30000-0x0000000073EF9000-memory.dmp
memory/3580-117-0x0000000073E30000-0x0000000073E6D000-memory.dmp
memory/3580-120-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/3580-121-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/3580-122-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/3580-192-0x00000000025E0000-0x00000000025E1000-memory.dmp