Analysis
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max time kernel
29s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 18:03
Static task
static1
Behavioral task
behavioral1
Sample
f9e0b1573851e9ad408585efb73eb54028385514daa34e04263d00a447f13f92.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
f9e0b1573851e9ad408585efb73eb54028385514daa34e04263d00a447f13f92.dll
-
Size
162KB
-
MD5
9ce4d573b6066d9fa8e6bf25a7ef1a9c
-
SHA1
e4602d539dbfee07a32137add24c978e9a1a9cc8
-
SHA256
f9e0b1573851e9ad408585efb73eb54028385514daa34e04263d00a447f13f92
-
SHA512
1d8130460cf0aee457befe8b6786430ce3351396f6016cc05c011a90f0a765d8747bad25a41652561870518a6b3ab63d76df74e1d194ef5d80ea88419f10bc05
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral2/memory/1800-115-0x0000000073560000-0x000000007358E000-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 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3920 wrote to memory of 1800 3920 rundll32.exe rundll32.exe PID 3920 wrote to memory of 1800 3920 rundll32.exe rundll32.exe PID 3920 wrote to memory of 1800 3920 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f9e0b1573851e9ad408585efb73eb54028385514daa34e04263d00a447f13f92.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f9e0b1573851e9ad408585efb73eb54028385514daa34e04263d00a447f13f92.dll,#12⤵
- Checks whether UAC is enabled
PID:1800