dridex | 983042cb341a81a739b07822f421f98034a908c4bb8aa58de9ee62f7fcf7d7ab

Analysis

max time kernel
52s
max time network
149s
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, 04:16

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General

Target

JaffaCakes118_983042cb341a81a739b07822f421f98034a908c4bb8aa58de9ee62f7fcf7d7ab.dll
Size

204KB
MD5

352a58d84d5a576212f48d0abae397f3
SHA1

42f87a45d43cb1037db3a4e32ec54602a490fd93
SHA256

983042cb341a81a739b07822f421f98034a908c4bb8aa58de9ee62f7fcf7d7ab
SHA512

53ceffa69a9cd1d2f63589c0998d43b20e1da89484703695aa465c2b77ebc19fcd7d30d1a92d99a1a143fa54a94252f29130d1920a1b849b813db556cda8ed68
SSDEEP

3072:k6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:kZuX6pEaeEDheWa+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/3608-1-0x0000000074BE0000-0x0000000074C15000-memory.dmp	dridex_ldr
behavioral2/memory/3608-4-0x0000000074BE0000-0x0000000074C15000-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 2676 wrote to memory of 3608	2676	rundll32.exe	83
PID 2676 wrote to memory of 3608	2676	rundll32.exe	83
PID 2676 wrote to memory of 3608	2676	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_983042cb341a81a739b07822f421f98034a908c4bb8aa58de9ee62f7fcf7d7ab.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_983042cb341a81a739b07822f421f98034a908c4bb8aa58de9ee62f7fcf7d7ab.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3608

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/3608-0-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/3608-1-0x0000000074BE0000-0x0000000074C15000-memory.dmp

Filesize
212KB

Download
memory/3608-3-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/3608-4-0x0000000074BE0000-0x0000000074C15000-memory.dmp

Filesize
212KB

Download