dridex | 19a7a281da1ebbb2adab665e8340696a81bd709486ee57da53e577b0b78385e8

Analysis

max time kernel
41s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
17/03/2021, 18:19

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General

Target
19a7a281da1ebbb2adab665e8340696a81bd709486ee57da53e577b0b78385e8.dll
Size 208KB
Sample210317-nbzvrfdacj
SHA256 19a7a281da1ebbb2adab665e8340696a81bd709486ee57da53e577b0b78385e8
MD5 357543c4f7f95054023f4f66d61fcd9a
SHA1 65eccd15a8941a7dd0046ee53e308e620eafe1ad
SHA512 9659a0898aea6db4e93d03d1de68c131b218cd3bb7d170bbff6b35dc8396c963e42b74f4479b5aed9033d4282b31f8eaeb1ecfa624b3423fa3fbf86abd3c5413
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1640-3-0x0000000073F30000-0x0000000073F66000-memory.dmp	dridex_ldr
behavioral2/memory/1640-5-0x0000000073F30000-0x0000000073F51000-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 60 wrote to memory of 1640	60	rundll32.exe	72
PID 60 wrote to memory of 1640	60	rundll32.exe	72
PID 60 wrote to memory of 1640	60	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\19a7a281da1ebbb2adab665e8340696a81bd709486ee57da53e577b0b78385e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:60
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\19a7a281da1ebbb2adab665e8340696a81bd709486ee57da53e577b0b78385e8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1640

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

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Downloads

memory/1640-3-0x0000000073F30000-0x0000000073F66000-memory.dmp

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memory/1640-4-0x0000000004D10000-0x0000000004D16000-memory.dmp

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memory/1640-5-0x0000000073F30000-0x0000000073F51000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads