Analysis
- max time kernel
25s - max time network
8s - platform
windows7_x64 - resource
win7v20210410 - submitted
10/05/2021, 00:05
Static task
static1
Behavioral task
behavioral1
Sample
fc763d08_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target fc763d08_by_Libranalysis.dll
- Size 162KB
- Sample210510-hteqa4rn2a
- SHA256 e2d2223e46ce6d002e2383cd2e30262f6a9f2781f68b19830dda646a4ad75f0f
- MD5 fc763d087e3ec043f764c84800f6cf58
- SHA1 0ce421a7ac0e66baa8228b6c311e8ee3581fd494
- SHA512 a956a20edab361ee3de2ee538f1e4120f44c6324375bd9990974a46744d8d3cea77f634c4bc2af612ca2665d67a63fd4c933568bd2effcb4468707ee555956ee
- 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/1532-61-0x00000000747E0000-0x000000007480E000-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 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25 PID 1420 wrote to memory of 1532 1420 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fc763d08_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fc763d08_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1532
-