Analysis
-
max time kernel
39s -
max time network
46s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 17:00
Static task
static1
General
-
Target
b35f2376e0ff745e1395bf2a15fe5d430fe956116cb893d721f2cd00ca87b374.dll
-
Size
162KB
-
MD5
63a3fcf50bf531e517bea9e182a72bdb
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SHA1
72963495607593630948b429b9a0c6f310206c5c
-
SHA256
b35f2376e0ff745e1395bf2a15fe5d430fe956116cb893d721f2cd00ca87b374
-
SHA512
b94aade7a8b0752207b36563d25db04fe75b288ae7d95429a76ac0615d6ff798c8b4af3735d90a246b43470387dfcf4ca1336d030f1f31c3fdd765fdb7729940
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 behavioral1/memory/1912-115-0x0000000073530000-0x000000007355E000-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 4024 wrote to memory of 1912 4024 rundll32.exe rundll32.exe PID 4024 wrote to memory of 1912 4024 rundll32.exe rundll32.exe PID 4024 wrote to memory of 1912 4024 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b35f2376e0ff745e1395bf2a15fe5d430fe956116cb893d721f2cd00ca87b374.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b35f2376e0ff745e1395bf2a15fe5d430fe956116cb893d721f2cd00ca87b374.dll,#12⤵
- Checks whether UAC is enabled
PID:1912