dridex | 63f39da11dd65dd4e62d5f13ad597a325d17875a25fe2a9e2cc1f074e61f6526

Analysis

max time kernel
79s
max time network
152s
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 19:20

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General

Target

JaffaCakes118_63f39da11dd65dd4e62d5f13ad597a325d17875a25fe2a9e2cc1f074e61f6526.dll
Size

204KB
MD5

ca3a152eb316be27813adf89e2ad7d4a
SHA1

036c3d07cd5be58086255ec9535272858cb20b57
SHA256

63f39da11dd65dd4e62d5f13ad597a325d17875a25fe2a9e2cc1f074e61f6526
SHA512

8bc10eb269942d491b6151e5fc59e8c485b4eeaff85cc91cf6a970b6bb242b6b7a5302df0d3a2aa4ff0f380efae33fcdc909f13a4fa6e7b7025cf96d7b3dcfc3
SSDEEP

3072:o6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:oZuX6pEaeEDheWa+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/3524-0-0x0000000074EA0000-0x0000000074ED5000-memory.dmp	dridex_ldr
behavioral2/memory/3524-3-0x0000000074EA0000-0x0000000074ED5000-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 2072 wrote to memory of 3524	2072	rundll32.exe	83
PID 2072 wrote to memory of 3524	2072	rundll32.exe	83
PID 2072 wrote to memory of 3524	2072	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63f39da11dd65dd4e62d5f13ad597a325d17875a25fe2a9e2cc1f074e61f6526.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63f39da11dd65dd4e62d5f13ad597a325d17875a25fe2a9e2cc1f074e61f6526.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3524

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/3524-0-0x0000000074EA0000-0x0000000074ED5000-memory.dmp

Filesize
212KB

Download
memory/3524-2-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/3524-3-0x0000000074EA0000-0x0000000074ED5000-memory.dmp

Filesize
212KB

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