dridex | f46e3b2653801c6f45838dd3f5d10aa428243c0a9325cac42a311526fabc76ec

Analysis

max time kernel
80s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:25

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General

Target

JaffaCakes118_f46e3b2653801c6f45838dd3f5d10aa428243c0a9325cac42a311526fabc76ec.dll
Size

204KB
MD5

dbf20d837ffae0cb4ad35b01b6458377
SHA1

9e11892402928d3b658f685e4565d7317dbe0a74
SHA256

f46e3b2653801c6f45838dd3f5d10aa428243c0a9325cac42a311526fabc76ec
SHA512

deba3a7b6e0b1a2f3e51fdf09049dd657f6c09dcc3bbbab2e12f094e628f59e0cf72c292a5dbb21544d5c725654808acdd94f0fd2f400c7d20e1b33d6d97d3e7
SSDEEP

3072:+6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:+ZuX6pEaeEDheWa+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
behavioral1/memory/1804-1-0x0000000074D40000-0x0000000074D75000-memory.dmp	dridex_ldr
behavioral1/memory/1804-4-0x0000000074D40000-0x0000000074D75000-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 7 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30
PID 2172 wrote to memory of 1804	2172	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f46e3b2653801c6f45838dd3f5d10aa428243c0a9325cac42a311526fabc76ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f46e3b2653801c6f45838dd3f5d10aa428243c0a9325cac42a311526fabc76ec.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1804

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

Replay Monitor

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Downloads

memory/1804-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1804-1-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/1804-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1804-4-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

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