dridex | b4ff506f36fd87ef2b815b2a6b1b9b2733b242c4f1ff116db4717e3323af3f7e

Analysis

max time kernel
32s
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 23:52

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General

Target

JaffaCakes118_b4ff506f36fd87ef2b815b2a6b1b9b2733b242c4f1ff116db4717e3323af3f7e.dll
Size

204KB
MD5

419a6b870e8e994794c77549459986a3
SHA1

881ddb93d6a54757a51fcc2c2532df46a5e59e08
SHA256

b4ff506f36fd87ef2b815b2a6b1b9b2733b242c4f1ff116db4717e3323af3f7e
SHA512

9c20ab05bce05e4b94a7a799ca14bda713091afef41d070953679b81627415e1a054fc7b59b541041a281a65a9ab019cf4851c5090630fcd5e49f4ec53b7567e
SSDEEP

3072:e6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:eZuX6pEaeEDheWa+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/2096-1-0x0000000075780000-0x00000000757B5000-memory.dmp	dridex_ldr
behavioral2/memory/2096-4-0x0000000075780000-0x00000000757B5000-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 464 wrote to memory of 2096	464	rundll32.exe	83
PID 464 wrote to memory of 2096	464	rundll32.exe	83
PID 464 wrote to memory of 2096	464	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4ff506f36fd87ef2b815b2a6b1b9b2733b242c4f1ff116db4717e3323af3f7e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:464
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4ff506f36fd87ef2b815b2a6b1b9b2733b242c4f1ff116db4717e3323af3f7e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2096

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/2096-0-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/2096-1-0x0000000075780000-0x00000000757B5000-memory.dmp

Filesize
212KB

Download
memory/2096-3-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/2096-4-0x0000000075780000-0x00000000757B5000-memory.dmp

Filesize
212KB

Download