dridex | 719bf0e7cd90037d75047577ceae3e511e3ee689a52b2fe29beebf3bb57c9722

Analysis

max time kernel
94s
max time network
148s
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, 06:14

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General

Target

JaffaCakes118_719bf0e7cd90037d75047577ceae3e511e3ee689a52b2fe29beebf3bb57c9722.dll
Size

184KB
MD5

b4a114cb4474b220a7e6d335bde5bd38
SHA1

b161a3d7d741936a8ce59198a39f6d9e2eae61c0
SHA256

719bf0e7cd90037d75047577ceae3e511e3ee689a52b2fe29beebf3bb57c9722
SHA512

3280218edb7e37559e98b4e94b6b2b7405a1cd8679efc01f4a96df918bd84fe69efbde85d368b2be305a6d4fdd8495f50a95eaa9fc8e0b2fb0444a249c5aa8f2
SSDEEP

3072:iJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:DfYOX+wTScR/Xzku9LVwyuG

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/4004-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr
behavioral2/memory/4004-2-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4892	4004	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 1700 wrote to memory of 4004	1700	rundll32.exe	83
PID 1700 wrote to memory of 4004	1700	rundll32.exe	83
PID 1700 wrote to memory of 4004	1700	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719bf0e7cd90037d75047577ceae3e511e3ee689a52b2fe29beebf3bb57c9722.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719bf0e7cd90037d75047577ceae3e511e3ee689a52b2fe29beebf3bb57c9722.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 620
    3⤵
    - Program crash
    PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4004 -ip 4004
1⤵
PID:1464

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/4004-0-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download
memory/4004-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/4004-2-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/4004-3-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download