dridex | 6669b33c4e9cb2d9eef2febde5e31073bb82a18592af99d80b535daed75a770e

Analysis

max time kernel
104s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:28

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General

Target

JaffaCakes118_6669b33c4e9cb2d9eef2febde5e31073bb82a18592af99d80b535daed75a770e.dll
Size

204KB
MD5

d843bdd5b6ccba95ef2b40d4f8f2e4f7
SHA1

7a8ff2dc0a3dafb039e393a321ad574e01194b98
SHA256

6669b33c4e9cb2d9eef2febde5e31073bb82a18592af99d80b535daed75a770e
SHA512

49278d9c00aad56e42505ae46522ed96271974b7b3ae89bc5198d5054f60b2cf776abd0742a59613d9960282755ad52cfed9abaced53377d7b3e07403b81fd8b
SSDEEP

3072:z6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:zZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4496-0-0x00000000750C0000-0x00000000750F5000-memory.dmp	dridex_ldr
behavioral2/memory/4496-3-0x00000000750C0000-0x00000000750F5000-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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 4496	548	rundll32.exe	83
PID 548 wrote to memory of 4496	548	rundll32.exe	83
PID 548 wrote to memory of 4496	548	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6669b33c4e9cb2d9eef2febde5e31073bb82a18592af99d80b535daed75a770e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6669b33c4e9cb2d9eef2febde5e31073bb82a18592af99d80b535daed75a770e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4496-0-0x00000000750C0000-0x00000000750F5000-memory.dmp

Filesize
212KB

Download
memory/4496-2-0x0000000001520000-0x0000000001526000-memory.dmp

Filesize
24KB

Download
memory/4496-3-0x00000000750C0000-0x00000000750F5000-memory.dmp

Filesize
212KB

Download