dridex | 584b7a3311df446f671abd8df0ff5ab0412fdf5112367319e551a014b04cf621

Analysis

max time kernel
96s
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
24-12-2024 00:05

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General

Target

JaffaCakes118_584b7a3311df446f671abd8df0ff5ab0412fdf5112367319e551a014b04cf621.dll
Size

184KB
MD5

6b376d10ff33140ed1fecb1d6848473f
SHA1

40d459e0bef2e8034325502e1ab6360db58e6bde
SHA256

584b7a3311df446f671abd8df0ff5ab0412fdf5112367319e551a014b04cf621
SHA512

f65214ea5a39747c56fe283a4ffa0dea0aa277b00b1daa962e3dae2b5ce17a5de25cb703a3b3f5dba77a65d8d025a140a04da6ca84ae26710ab3fc1ba7b91627
SSDEEP

3072:TJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JGa//2uFrSc:YfYOX+wTScR/Xzku9LVwBuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1788-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp	dridex_ldr
behavioral2/memory/1788-2-0x0000000074FB0000-0x0000000074FDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	1788	WerFault.exe	83

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 2116 wrote to memory of 1788	2116	rundll32.exe	83
PID 2116 wrote to memory of 1788	2116	rundll32.exe	83
PID 2116 wrote to memory of 1788	2116	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_584b7a3311df446f671abd8df0ff5ab0412fdf5112367319e551a014b04cf621.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_584b7a3311df446f671abd8df0ff5ab0412fdf5112367319e551a014b04cf621.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 616
    3⤵
    - Program crash
    PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1788 -ip 1788
1⤵
PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1788-0-0x0000000000A70000-0x0000000000A76000-memory.dmp

Filesize
24KB

Download
memory/1788-1-0x0000000074FB0000-0x0000000074FDF000-memory.dmp

Filesize
188KB

Download
memory/1788-3-0x0000000000A70000-0x0000000000A76000-memory.dmp

Filesize
24KB

Download
memory/1788-2-0x0000000074FB0000-0x0000000074FDF000-memory.dmp

Filesize
188KB

Download