dridex | 6a760fb51096b2b35fe21bdeb6ac932b23969e529bf0f4cd7a0d3800c460991b

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
30-12-2024 20:36

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General

Target

JaffaCakes118_6a760fb51096b2b35fe21bdeb6ac932b23969e529bf0f4cd7a0d3800c460991b.dll
Size

184KB
MD5

076ca5a8efa1779e29a3eacc35ea2d82
SHA1

4844d612da95c31e8fda6afa756174feb8653a3c
SHA256

6a760fb51096b2b35fe21bdeb6ac932b23969e529bf0f4cd7a0d3800c460991b
SHA512

ffa38f6923145114c39de27c156b0eef7ee817365631fc740868d1d192706453c2a523eb6732afc379e3de69ef9f6cf60ece94e40978010706d7146250633e7e
SSDEEP

3072:YJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JCa//2uFrSc:1fYOX+wTScR/Xzku9LVwpuG

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/1432-1-0x0000000074BE0000-0x0000000074C0F000-memory.dmp	dridex_ldr
behavioral2/memory/1432-2-0x0000000074BE0000-0x0000000074C0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4760	1432	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 3408 wrote to memory of 1432	3408	rundll32.exe	83
PID 3408 wrote to memory of 1432	3408	rundll32.exe	83
PID 3408 wrote to memory of 1432	3408	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a760fb51096b2b35fe21bdeb6ac932b23969e529bf0f4cd7a0d3800c460991b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a760fb51096b2b35fe21bdeb6ac932b23969e529bf0f4cd7a0d3800c460991b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1432 -s 616
    3⤵
    - Program crash
    PID:4760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1432 -ip 1432
1⤵
PID:4900

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/1432-0-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/1432-1-0x0000000074BE0000-0x0000000074C0F000-memory.dmp

Filesize
188KB

Download
memory/1432-3-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/1432-2-0x0000000074BE0000-0x0000000074C0F000-memory.dmp

Filesize
188KB

Download