dridex | 8517e035eb684101c6867ab7b723c81bf9323cf929f8b6cca50efc7ca9ebaabd

Analysis

max time kernel
49s
max time network
150s
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 20:56

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General

Target

JaffaCakes118_8517e035eb684101c6867ab7b723c81bf9323cf929f8b6cca50efc7ca9ebaabd.dll
Size

204KB
MD5

dfcee238f2ca19d73812403e80414e33
SHA1

ee77abc6cfc0720eb38482cf58a5655a8b9f40d0
SHA256

8517e035eb684101c6867ab7b723c81bf9323cf929f8b6cca50efc7ca9ebaabd
SHA512

d1680273ffa4eda5986187874d6f25e96c99548b902daba4b9ca8a26005de00ba89d44d43f09ec8fac31f7d9af245273923222a5e30c26ce1e3aa756ae598ae2
SSDEEP

3072:u6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:uZuX6pEaeEDheWa+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/3508-1-0x0000000075240000-0x0000000075275000-memory.dmp	dridex_ldr
behavioral2/memory/3508-4-0x0000000075240000-0x0000000075275000-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 2968 wrote to memory of 3508	2968	rundll32.exe	83
PID 2968 wrote to memory of 3508	2968	rundll32.exe	83
PID 2968 wrote to memory of 3508	2968	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8517e035eb684101c6867ab7b723c81bf9323cf929f8b6cca50efc7ca9ebaabd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8517e035eb684101c6867ab7b723c81bf9323cf929f8b6cca50efc7ca9ebaabd.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3508

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/3508-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3508-1-0x0000000075240000-0x0000000075275000-memory.dmp

Filesize
212KB

Download
memory/3508-3-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3508-4-0x0000000075240000-0x0000000075275000-memory.dmp

Filesize
212KB

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