dridex | 22863ee385a1cba0d455792fec3c1af61b61eecb3e35b4b2fd68b3fccdef8b4f

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 12:07

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General

Target
22863ee385a1cba0d455792fec3c1af61b61eecb3e35b4b2fd68b3fccdef8b4f.dll
Size 162KB
Sample210420-grq4danvqs
SHA256 22863ee385a1cba0d455792fec3c1af61b61eecb3e35b4b2fd68b3fccdef8b4f
MD5 92f1a98f6ee0daa60ec86be812f1ecc1
SHA1 5f919c91ba68586325987c18bf637bca9fa84ff3
SHA512 c8ad6e073cfa0292bd9447b1dcf3b5fe7b26152e799600b9fc18288b2a6cd93080eb7cf486829a39d5015212555485ac7df5b6869e906f7357b3627930831e5a
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/1864-115-0x00000000735D0000-0x00000000735FE000-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 1496 wrote to memory of 1864	1496	rundll32.exe	71
PID 1496 wrote to memory of 1864	1496	rundll32.exe	71
PID 1496 wrote to memory of 1864	1496	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22863ee385a1cba0d455792fec3c1af61b61eecb3e35b4b2fd68b3fccdef8b4f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\22863ee385a1cba0d455792fec3c1af61b61eecb3e35b4b2fd68b3fccdef8b4f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1864

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/1864-115-0x00000000735D0000-0x00000000735FE000-memory.dmp

Download

memory/1864-117-0x0000000000970000-0x0000000000976000-memory.dmp