dridex | eb7dbb26857f96b9afbaa686dfe8761511e636840913d3be6f32ae9ccdafd47e

Analysis

max time kernel
124s
max time network
127s
platform
windows10_x64
resource
win10v20210408
submitted
05/05/2021, 17:07

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General

Target
8b67511c_by_Libranalysis.dll
Size 162KB
Sample210505-v4ws5jgaqa
SHA256 eb7dbb26857f96b9afbaa686dfe8761511e636840913d3be6f32ae9ccdafd47e
MD5 8b67511ce3bd8f674eea909e652520d9
SHA1 f77ef5a17f70b3170646d61deb17363876bb98bd
SHA512 a506d5bd6d96a8350ebb5d8628fd4d0a9aeff68a711c7211fa4727c62070563c6b7b1832ab2e80197d37fe6565cce9fb1843f0e042b46857d87be75010778219
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1472-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 1472	1108	rundll32.exe	71
PID 1108 wrote to memory of 1472	1108	rundll32.exe	71
PID 1108 wrote to memory of 1472	1108	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b67511c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b67511c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1472-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp

Download

memory/1472-117-0x00000000011D0000-0x00000000011D6000-memory.dmp