dridex | 1752b7e3520d7c4123699e3ab629bd0a76d02b800b6e8dc81980e72b3a66e89c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:35

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General

Target

JaffaCakes118_1752b7e3520d7c4123699e3ab629bd0a76d02b800b6e8dc81980e72b3a66e89c.dll
Size

204KB
MD5

6b0af9209fdf4bbc825f1b11c0b3f42c
SHA1

4ccb5f09bcd52fdb1a1513c1dae359288055e424
SHA256

1752b7e3520d7c4123699e3ab629bd0a76d02b800b6e8dc81980e72b3a66e89c
SHA512

5f801ffaf5138caadea9d9b95562e35943db6b743f84293f1450722125ce8764204ea31d492e5c12da89c0096ee81a4abafdc5264857d1414551621e248a05eb
SSDEEP

3072:d6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:dZuX6pEaeEDheWa+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/2280-1-0x00000000746A0000-0x00000000746D5000-memory.dmp	dridex_ldr
behavioral1/memory/2280-2-0x00000000746A0000-0x00000000746D5000-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 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1752b7e3520d7c4123699e3ab629bd0a76d02b800b6e8dc81980e72b3a66e89c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1752b7e3520d7c4123699e3ab629bd0a76d02b800b6e8dc81980e72b3a66e89c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2280

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/2280-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x00000000746A0000-0x00000000746D5000-memory.dmp

Filesize
212KB

Download
memory/2280-2-0x00000000746A0000-0x00000000746D5000-memory.dmp

Filesize
212KB

Download
memory/2280-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download