dridex | 4930bc2e1b38c00dbc8b11d9e75ecf715a7c0985637e2cbbbf9457603678a7e8

Analysis

max time kernel
76s
max time network
151s
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, 06:10

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General

Target

JaffaCakes118_4930bc2e1b38c00dbc8b11d9e75ecf715a7c0985637e2cbbbf9457603678a7e8.dll
Size

204KB
MD5

7c8dab3d2a22d917ba0b2b2f44144c95
SHA1

520f87eb273ef27617a4c49e0515e2a62cf0bccd
SHA256

4930bc2e1b38c00dbc8b11d9e75ecf715a7c0985637e2cbbbf9457603678a7e8
SHA512

89230b42f9a978d3c53bff31a365b4f7f292330435e1d4301f5f8bd27826f354cc52340d011a50af05bdafe5966c2cdbd1e50a0e03f576bfc3350bd15e69d838
SSDEEP

3072:f6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:fZuX6pEaeEDheWa+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/4840-0-0x0000000075530000-0x0000000075565000-memory.dmp	dridex_ldr
behavioral2/memory/4840-3-0x0000000075530000-0x0000000075565000-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 4268 wrote to memory of 4840	4268	rundll32.exe	82
PID 4268 wrote to memory of 4840	4268	rundll32.exe	82
PID 4268 wrote to memory of 4840	4268	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4930bc2e1b38c00dbc8b11d9e75ecf715a7c0985637e2cbbbf9457603678a7e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4930bc2e1b38c00dbc8b11d9e75ecf715a7c0985637e2cbbbf9457603678a7e8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4840

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/4840-0-0x0000000075530000-0x0000000075565000-memory.dmp

Filesize
212KB

Download
memory/4840-2-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/4840-3-0x0000000075530000-0x0000000075565000-memory.dmp

Filesize
212KB

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