dridex | ed438c8720662cf6b4c87da9eff0fa141b922938215273d31aeffb6cfb869480

Analysis

max time kernel
149s
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
24-12-2024 00:19

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General

Target

JaffaCakes118_ed438c8720662cf6b4c87da9eff0fa141b922938215273d31aeffb6cfb869480.dll
Size

184KB
MD5

77b00e909616f216662e77e6813928b6
SHA1

c633b2e0ece619173428d3584f4520103b9396e4
SHA256

ed438c8720662cf6b4c87da9eff0fa141b922938215273d31aeffb6cfb869480
SHA512

5e78ae14f0974a4aa031d3e19ee723ba02229e1bd3daff3c3c7410e74f8c58f92f12f7a999e30ea37e2004756aa05f6425fc3d30d36f405235cd49626821850b
SSDEEP

3072:KJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Joa//2uFrSc:LfYOX+wTScR/Xzku9LVwzuG

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/4564-1-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr
behavioral2/memory/4564-2-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1452	4564	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 1172 wrote to memory of 4564	1172	rundll32.exe	83
PID 1172 wrote to memory of 4564	1172	rundll32.exe	83
PID 1172 wrote to memory of 4564	1172	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed438c8720662cf6b4c87da9eff0fa141b922938215273d31aeffb6cfb869480.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed438c8720662cf6b4c87da9eff0fa141b922938215273d31aeffb6cfb869480.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4564 -s 616
    3⤵
    - Program crash
    PID:1452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4564 -ip 4564
1⤵
PID:5104

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

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Downloads

memory/4564-0-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/4564-1-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

Download
memory/4564-3-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/4564-2-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

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