Analysis
- max time kernel
27s - max time network
38s - platform
windows7_x64 - resource
win7v20210408 - submitted
13/05/2021, 21:06
Static task
static1
Behavioral task
behavioral1
Sample
2438a719_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 2438a719_by_Libranalysis.dll
- Size 158KB
- Sample210513-1vfd2rn2m2
- SHA256 2e1ae9c5fdee5ecb00183e87e72b9047dc9d1e6ec7ccdd9efcdc37c3b90703cc
- MD5 2438a719ded6c14e2a421daf3d4a40f0
- SHA1 ee86cd9a99b77181d8651b0b37b9d48896dbb785
- SHA512 07e915f1bc9d3e680415cc819fcbf7e39d87bf865018c38a33006f50c394d7830faa32e8db79512c8618c297ee8c5e2c3c1e04265628ef27b7a41a25f3bd9306
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
dridex
Botnet
-
40111
C2
-
8.210.53.215:443
-
72.249.22.245:2303
-
188.40.137.206:8172
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral1/memory/1668-62-0x0000000074F40000-0x0000000074F6D000-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 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27 PID 564 wrote to memory of 1668 564 rundll32.exe 27
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2438a719_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:564 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2438a719_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1668
-