Analysis
- max time kernel
120s - max time network
125s - platform
windows7_x64 - resource
win7v20210410 - submitted
15/04/2021, 19:46
Static task
static1
Behavioral task
behavioral1
Sample
1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target 1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll
- Size 162KB
- Sample210415-ehrgcvkn6s
- SHA256 1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61
- MD5 ccdc0deae2864a2f43ede77e456befbf
- SHA1 3b62e044bfe091f01c4b2e0229cde0682cf2993d
- SHA512 acd24ce2b1a4fbd6bb79a9081b67485f9e5b01251c1b2e80bc4827b34bd994ad8c65f0d70e307f4c31649b2702f76673cb056aee20a41b9bfc24bc4adb8aa11a
- 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/1992-62-0x0000000074750000-0x000000007477E000-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 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26 PID 1096 wrote to memory of 1992 1096 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll,#12⤵
- Checks whether UAC is enabled
PID:1992
-