dridex | 4e72556e7d93b791b157720d47743230085321d7eaf636a07d4664a5ecc70bf0

Analysis

max time kernel
60s
max time network
145s
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, 06:18

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General

Target

JaffaCakes118_4e72556e7d93b791b157720d47743230085321d7eaf636a07d4664a5ecc70bf0.dll
Size

204KB
MD5

264a4eef23e05f3d7273ac87d7a8c369
SHA1

4fd4dc7788185985cafa109ed97bcc717ef78802
SHA256

4e72556e7d93b791b157720d47743230085321d7eaf636a07d4664a5ecc70bf0
SHA512

1a4a067b1a0bc8576db89845617b85b8b1dfea0862ce862ec6658480f75035a4de5467bc33f6ccda6b4e81331247834fbd6874fc090a6385d6b1d47c2bf1ee3c
SSDEEP

3072:O6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:OZuX6pEaeEDheWa+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/2704-1-0x0000000074FE0000-0x0000000075015000-memory.dmp	dridex_ldr
behavioral2/memory/2704-4-0x0000000074FE0000-0x0000000075015000-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 1664 wrote to memory of 2704	1664	rundll32.exe	83
PID 1664 wrote to memory of 2704	1664	rundll32.exe	83
PID 1664 wrote to memory of 2704	1664	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e72556e7d93b791b157720d47743230085321d7eaf636a07d4664a5ecc70bf0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e72556e7d93b791b157720d47743230085321d7eaf636a07d4664a5ecc70bf0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2704

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/2704-0-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/2704-1-0x0000000074FE0000-0x0000000075015000-memory.dmp

Filesize
212KB

Download
memory/2704-3-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/2704-4-0x0000000074FE0000-0x0000000075015000-memory.dmp

Filesize
212KB

Download