dridex | c8fb346842fa080727ba49adfc9caa40f81af58ac6c2bca340708fd0e519d66c

Analysis

max time kernel
75s
max time network
147s
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, 04:09

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General

Target

JaffaCakes118_c8fb346842fa080727ba49adfc9caa40f81af58ac6c2bca340708fd0e519d66c.dll
Size

204KB
MD5

69cf2cd33f4cf46810b17da301650947
SHA1

7770640e97a3e6c5b0112d740ebb3f2b04a949f0
SHA256

c8fb346842fa080727ba49adfc9caa40f81af58ac6c2bca340708fd0e519d66c
SHA512

00b21e5e184919a965111b988807a70e246ffb4a4f8fe4f34e0433ffc871e4b5d9c8e02093b6791a953b8ccf45b9c25a8ce70b4b9c191f58a0a59d6bc35af59b
SSDEEP

3072:66FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:6ZuX6pEaeEDheWa+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/3292-0-0x0000000074A80000-0x0000000074AB5000-memory.dmp	dridex_ldr
behavioral2/memory/3292-3-0x0000000074A80000-0x0000000074AB5000-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 756 wrote to memory of 3292	756	rundll32.exe	82
PID 756 wrote to memory of 3292	756	rundll32.exe	82
PID 756 wrote to memory of 3292	756	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8fb346842fa080727ba49adfc9caa40f81af58ac6c2bca340708fd0e519d66c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8fb346842fa080727ba49adfc9caa40f81af58ac6c2bca340708fd0e519d66c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3292

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/3292-0-0x0000000074A80000-0x0000000074AB5000-memory.dmp

Filesize
212KB

Download
memory/3292-2-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/3292-3-0x0000000074A80000-0x0000000074AB5000-memory.dmp

Filesize
212KB

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