Analysis
- max time kernel
32s - max time network
10s - platform
windows7_x64 - resource
win7v20210408 - submitted
30/04/2021, 06:05
Static task
static1
Behavioral task
behavioral1
Sample
a32997c6_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target a32997c6_by_Libranalysis.dll
- Size 162KB
- Sample210430-64f1ct993e
- SHA256 c1beb34c431936f4f2b8fa5cb9c38330f8c3871d85d4af4b5baabe93191a84ad
- MD5 a32997c6fb1d96c23526f998f031c2d7
- SHA1 fa13632119ef059b04a3ed3a1993e158174291b3
- SHA512 3e5629d841e92d1c97dc5683e720ffaf77c70457ef71427c3c91d65a9b1cfe20a7299b4e30e57bb0adbfb6bbd33df1c0663e93235d62d9b783412fdb2f622f05
- 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/1960-61-0x00000000744E0000-0x000000007450E000-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 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25 PID 940 wrote to memory of 1960 940 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a32997c6_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:940 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a32997c6_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1960
-