dridex | efec09b12cf2eb126e79b3ca5958f10496ab1fc0d8bfc29282558b3de7aeef95

Analysis

max time kernel
97s
max time network
100s
platform
windows10_x64
resource
win10v20210408
submitted
21/04/2021, 06:35

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
efec09b12cf2eb126e79b3ca5958f10496ab1fc0d8bfc29282558b3de7aeef95.dll
Size 162KB
Sample210421-eqm8cja95x
SHA256 efec09b12cf2eb126e79b3ca5958f10496ab1fc0d8bfc29282558b3de7aeef95
MD5 5a790a84b39cf84ba802f9d1b83d1975
SHA1 b3cf1f3b5302f5c204eac8ba5e74656675368632
SHA512 af06da06ec2909164e1548a5f63e0d1573e318e8ef71744feb25886925fe68431c114485faf0ed0b2cb078624cb83b30d1de90b9fd82992e17e1c9effaccbef1
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/1032-115-0x00000000735F0000-0x000000007361E000-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 604 wrote to memory of 1032	604	rundll32.exe	69
PID 604 wrote to memory of 1032	604	rundll32.exe	69
PID 604 wrote to memory of 1032	604	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\efec09b12cf2eb126e79b3ca5958f10496ab1fc0d8bfc29282558b3de7aeef95.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\efec09b12cf2eb126e79b3ca5958f10496ab1fc0d8bfc29282558b3de7aeef95.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1032

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/1032-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Download

memory/1032-117-0x0000000002560000-0x0000000002566000-memory.dmp