Analysis
-
max time kernel
39s -
max time network
48s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 23:59
Static task
static1
General
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Target
b4097f699e2906dd5548bd1262b38a073afe9e887b916070ea302b009b331b35.dll
-
Size
162KB
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MD5
559907fb12236bdd365daeffafd24ea4
-
SHA1
5f12e9493f098ca5e4f9a1c80db1ecec0d2e015a
-
SHA256
b4097f699e2906dd5548bd1262b38a073afe9e887b916070ea302b009b331b35
-
SHA512
7af35273ad4dc28927c7fff6f510f96514cf103d9965a11063505a0f213c2e0f6af24ffeecfda83da2d882aa7179bf1a1ef3088416e280ac996584f64bdcd013
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/1200-115-0x0000000074160000-0x000000007418E000-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 908 wrote to memory of 1200 908 rundll32.exe rundll32.exe PID 908 wrote to memory of 1200 908 rundll32.exe rundll32.exe PID 908 wrote to memory of 1200 908 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b4097f699e2906dd5548bd1262b38a073afe9e887b916070ea302b009b331b35.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b4097f699e2906dd5548bd1262b38a073afe9e887b916070ea302b009b331b35.dll,#12⤵
- Checks whether UAC is enabled