dridex | c8fef2d6ea61a98f3f39e98598223dc77d928d79a72df4a96e67888f6bb9f035

Analysis

max time kernel
112s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 20:41

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General

Target

JaffaCakes118_c8fef2d6ea61a98f3f39e98598223dc77d928d79a72df4a96e67888f6bb9f035.dll
Size

204KB
MD5

e2b344684fa45ca0e3e5b4b6d53040e9
SHA1

bfdc21306afb943feb2f78884fe1da919dff4a7a
SHA256

c8fef2d6ea61a98f3f39e98598223dc77d928d79a72df4a96e67888f6bb9f035
SHA512

6b8bfd08a1268f07d0380c49b96d55ac50fc907afb08d71defe446c5ec3ca7d2b7b348fef57191359b9690ced36d669046e0af1cbe670b8613a4c1c9d94515c2
SSDEEP

3072:46FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:4ZuX6pEaeEDheWa+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/1488-1-0x0000000074530000-0x0000000074565000-memory.dmp	dridex_ldr
behavioral1/memory/1488-2-0x0000000074530000-0x0000000074565000-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 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31
PID 388 wrote to memory of 1488	388	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8fef2d6ea61a98f3f39e98598223dc77d928d79a72df4a96e67888f6bb9f035.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8fef2d6ea61a98f3f39e98598223dc77d928d79a72df4a96e67888f6bb9f035.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1488

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/1488-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1488-1-0x0000000074530000-0x0000000074565000-memory.dmp

Filesize
212KB

Download
memory/1488-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1488-2-0x0000000074530000-0x0000000074565000-memory.dmp

Filesize
212KB

Download