dridex | 421057220d271d9178f581883323d948db3fbabdcdff91b46327300e40f6b7fe

Analysis

max time kernel
123s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 11:01

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
543282aa_by_Libranalysis.dll
Size 162KB
Sample210508-k5b6pc6zq2
SHA256 421057220d271d9178f581883323d948db3fbabdcdff91b46327300e40f6b7fe
MD5 543282aa6f2fe1058b2e78433838c07a
SHA1 56094255bd16b1270158c2c28803aa60bb7facb6
SHA512 178c954d40d91b3ac036515b4d04d8ac0f85cc72b3fb8f0ec3d5fd84b26abd59a3ccb5a2fecc76857f794d0a9e223c8be962ac05e2946de45028e9aa05428dd6
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/680-115-0x00000000739B0000-0x00000000739DE000-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 508 wrote to memory of 680	508	rundll32.exe	69
PID 508 wrote to memory of 680	508	rundll32.exe	69
PID 508 wrote to memory of 680	508	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\543282aa_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\543282aa_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:680

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

Loading Replay Monitor...

Downloads

memory/680-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/680-117-0x0000000000C90000-0x0000000000C96000-memory.dmp