dridex | 064bfc3b45b99167c564fe55381c64718fb7fff27c691075bed0ed1ae9f4721e

Analysis

max time kernel
76s
max time network
139s
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 21:10

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General

Target

JaffaCakes118_064bfc3b45b99167c564fe55381c64718fb7fff27c691075bed0ed1ae9f4721e.dll
Size

204KB
MD5

1a08be972e3c848a70964413ab88bd1f
SHA1

32f8555460d9d27f1805db2b131046c21c20ac13
SHA256

064bfc3b45b99167c564fe55381c64718fb7fff27c691075bed0ed1ae9f4721e
SHA512

ce08b7f7442953e4116246d395075bb261818b047f06070a062afea76e02963c6909ed3e3220b79241acbc6c11fef9fe0ecc2487de11d9c8ec9675ad4f267a84
SSDEEP

3072:X6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:XZuX6pEaeEDheWa+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/2232-0-0x0000000074BA0000-0x0000000074BD5000-memory.dmp	dridex_ldr
behavioral2/memory/2232-3-0x0000000074BA0000-0x0000000074BD5000-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 3512 wrote to memory of 2232	3512	rundll32.exe	82
PID 3512 wrote to memory of 2232	3512	rundll32.exe	82
PID 3512 wrote to memory of 2232	3512	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064bfc3b45b99167c564fe55381c64718fb7fff27c691075bed0ed1ae9f4721e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064bfc3b45b99167c564fe55381c64718fb7fff27c691075bed0ed1ae9f4721e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2232

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/2232-0-0x0000000074BA0000-0x0000000074BD5000-memory.dmp

Filesize
212KB

Download
memory/2232-2-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/2232-3-0x0000000074BA0000-0x0000000074BD5000-memory.dmp

Filesize
212KB

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