dridex | f3f3b6371c47834f1879b3bfc6b2a8ee5b1b412d70f91de3add67a4617ea0f81

Analysis

max time kernel
52s
max time network
146s
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, 20:59

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General

Target

JaffaCakes118_f3f3b6371c47834f1879b3bfc6b2a8ee5b1b412d70f91de3add67a4617ea0f81.dll
Size

204KB
MD5

1ee46322382926ce7d16c52b631ce099
SHA1

8d325f19e01c95e9cc9d8864e4422cac8347ed8c
SHA256

f3f3b6371c47834f1879b3bfc6b2a8ee5b1b412d70f91de3add67a4617ea0f81
SHA512

e37960bb22cb862f636c52884679633f06e81cdf2710f579be6ae3318d4791d39ca8d5a744d7bed0f242a078077ab6af0461b8368d8fe6abd64f08dad3a9ffdc
SSDEEP

3072:y6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:yZuX6pEaeEDheWa+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/4744-1-0x0000000074B60000-0x0000000074B95000-memory.dmp	dridex_ldr
behavioral2/memory/4744-4-0x0000000074B60000-0x0000000074B95000-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 1372 wrote to memory of 4744	1372	rundll32.exe	83
PID 1372 wrote to memory of 4744	1372	rundll32.exe	83
PID 1372 wrote to memory of 4744	1372	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3f3b6371c47834f1879b3bfc6b2a8ee5b1b412d70f91de3add67a4617ea0f81.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3f3b6371c47834f1879b3bfc6b2a8ee5b1b412d70f91de3add67a4617ea0f81.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4744

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/4744-0-0x00000000010A0000-0x00000000010A6000-memory.dmp

Filesize
24KB

Download
memory/4744-1-0x0000000074B60000-0x0000000074B95000-memory.dmp

Filesize
212KB

Download
memory/4744-3-0x00000000010A0000-0x00000000010A6000-memory.dmp

Filesize
24KB

Download
memory/4744-4-0x0000000074B60000-0x0000000074B95000-memory.dmp

Filesize
212KB

Download