Analysis
- max time kernel
27s - max time network
22s - platform
windows7_x64 - resource
win7v20210410 - submitted
02/05/2021, 23:01
Static task
static1
Behavioral task
behavioral1
Sample
dd97b9f8_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target dd97b9f8_by_Libranalysis.dll
- Size 162KB
- Sample210502-p7kce2tmva
- SHA256 5c24febbc2ec41f247b577de83548b87cf472b65e36de6215e9369fa18f7b256
- MD5 dd97b9f806170a44c79fed0315843eb7
- SHA1 4f1e3ce6821c318f785c9d51478375e017d4b2d5
- SHA512 e707c3c5d6af5595dabb7dd6f09e0dfdfe69389b5f2d31bd43e0d6a5d0b7f05a8ec27aa73bbdbf93b8c1f7c5a5c63879f5707c703015bc599b96fdf986e5d223
- 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/1904-62-0x0000000074750000-0x000000007477E000-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 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26 PID 1096 wrote to memory of 1904 1096 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dd97b9f8_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dd97b9f8_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1904
-