Analysis
- max time kernel
29s - max time network
37s - platform
windows7_x64 - resource
win7v20210408 - submitted
24/05/2021, 02:03
Static task
static1
Behavioral task
behavioral1
Sample
59223fda_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 59223fda_by_Libranalysis.dll
- Size 162KB
- Sample210524-paedvb47r2
- SHA256 f2fc0de3bf2b0159763e8712db9a31ec045c86be354622f65b8c9eb1a8dbc73b
- MD5 59223fdaaae819c8e73771c9b17cea41
- SHA1 92bbda8146a51058572abb18714d95862ddad96c
- SHA512 bf3dcabe8d06de3006cb29c5444e8b901cc6a5602994f10db6263fb44aa26bbf2370127dbf476e4a7d20aae85afac754fef7d737a94799aa9d8bab90459ea55c
- MD5 SHA1 SHA512
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
-
resource yara_rule behavioral1/memory/1064-62-0x00000000745E0000-0x000000007460E000-memory.dmp dridex_ldr -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25 PID 1828 wrote to memory of 1064 1828 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\59223fda_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\59223fda_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1064
-