dridex | e16bbafd147684d72e8faac71212436dde5bef99aa56c0c9031f491dd710206b

Analysis

max time kernel
100s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 07:02

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General

Target
21252f4b_by_Libranalysis.dll
Size 162KB
Sample210504-v3nvrtclme
SHA256 e16bbafd147684d72e8faac71212436dde5bef99aa56c0c9031f491dd710206b
MD5 21252f4b3648e898eda537c6f7ae8b2c
SHA1 710d280224707b38ecee9582bfdf91bec11cef40
SHA512 c9bce18b28a172a3851a80159cc12f6a7bff0f6612302c10f646e9f721f470e7dda28670297a4ae175d135b1393da284c5700c7cc9f2cf4da3b70399b2c245a4
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/2216-115-0x0000000073A90000-0x0000000073ABE000-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 512 wrote to memory of 2216	512	rundll32.exe	71
PID 512 wrote to memory of 2216	512	rundll32.exe	71
PID 512 wrote to memory of 2216	512	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\21252f4b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\21252f4b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2216

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/2216-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Download

memory/2216-117-0x00000000003E0000-0x00000000003E6000-memory.dmp