Analysis
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max time kernel
135s -
max time network
136s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-04-2021 15:19
Static task
static1
Behavioral task
behavioral1
Sample
54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll
-
Size
162KB
-
MD5
401e63ca9f5c064f3d03a4c89c202fa2
-
SHA1
57df09ce24e235d69030e26655c7aaa3bbe6069c
-
SHA256
54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f
-
SHA512
2f5cd58eb1089a1887d88086b5777954b1d5104d6ce41084085d15eda56851e0dc1c0f178008924bb45a4ce4c1f454d4680e98981cc3703ce147aa538684945b
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/1456-61-0x0000000074DF0000-0x0000000074E1E000-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 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe PID 1948 wrote to memory of 1456 1948 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll,#12⤵
- Checks whether UAC is enabled
PID:1456