Analysis
-
max time kernel
140s -
max time network
143s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
11-05-2021 12:04
Static task
static1
Behavioral task
behavioral1
Sample
1674c156_by_Libranalysis.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
1674c156_by_Libranalysis.dll
-
Size
158KB
-
MD5
1674c156bcb0840d06db42ec7a591951
-
SHA1
9345f6ac8065e2268173665387565029235d48a6
-
SHA256
72b5db3f418c3775bda8492a76478294222a1aa52aa132a8c2384b6faa903501
-
SHA512
7746ece2f1dce5f2e293ee5510e16a0f35a5f94eafe34fe84c351b8fa74c1c15e32ba6357ae4a8549d43321c226701e6bc03b43e1979bdd2cf40d34035897147
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral2/memory/1084-115-0x0000000074430000-0x000000007445D000-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 808 wrote to memory of 1084 808 rundll32.exe rundll32.exe PID 808 wrote to memory of 1084 808 rundll32.exe rundll32.exe PID 808 wrote to memory of 1084 808 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1674c156_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1674c156_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled