Analysis
-
max time kernel
19s -
max time network
136s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
29-06-2021 02:10
Static task
static1
General
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Target
8a9d404591fbccff15a74533204c032a81f37e2972e9345a070052c98fa82a48.dll
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Size
162KB
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MD5
6f3f0ec4c61a419221e92293bfc73055
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SHA1
5ec1eb5dbc7c311c3431ec169b03045305fc9857
-
SHA256
8a9d404591fbccff15a74533204c032a81f37e2972e9345a070052c98fa82a48
-
SHA512
2e789d53ac44cce8911e2b723e4c73e8ac787a4d08e3248fc20cad60d26a90f473c3288a637a14d7c133ab178c7fceba2e6bd95960351e22def1e1483fdb3ea2
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/3800-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 3800 3680 rundll32.exe rundll32.exe PID 3680 wrote to memory of 3800 3680 rundll32.exe rundll32.exe PID 3680 wrote to memory of 3800 3680 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a9d404591fbccff15a74533204c032a81f37e2972e9345a070052c98fa82a48.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a9d404591fbccff15a74533204c032a81f37e2972e9345a070052c98fa82a48.dll,#12⤵
- Checks whether UAC is enabled
PID:3800