dridex | 2b891018445cbf308a17c0859b09f6e5ee5d8826b460ac65b090ba73a2c1c91c

Analysis

max time kernel
90s
max time network
137s
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 17:47

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General

Target

JaffaCakes118_2b891018445cbf308a17c0859b09f6e5ee5d8826b460ac65b090ba73a2c1c91c.dll
Size

184KB
MD5

45eba4614b44908f96324cb4a4cbdec1
SHA1

0c26549427259a03631bd3ac50cf4ba843f00abc
SHA256

2b891018445cbf308a17c0859b09f6e5ee5d8826b460ac65b090ba73a2c1c91c
SHA512

b9fb544c374153fdc7c051cb4528502a1f99377e1c441f4ad479259aeb0fba4244d218e3bbbc7d5741eea3e57d14060288bb2df5a2af12077cd91cd6298dabc6
SSDEEP

3072:iuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K8lmsb:c7TXYsd9SkONU1jKGlDlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/3660-1-0x0000000074A90000-0x0000000074AC0000-memory.dmp	dridex_ldr
behavioral2/memory/3660-2-0x0000000074A90000-0x0000000074AC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3932	3660	WerFault.exe	85

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 336 wrote to memory of 3660	336	rundll32.exe	85
PID 336 wrote to memory of 3660	336	rundll32.exe	85
PID 336 wrote to memory of 3660	336	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b891018445cbf308a17c0859b09f6e5ee5d8826b460ac65b090ba73a2c1c91c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b891018445cbf308a17c0859b09f6e5ee5d8826b460ac65b090ba73a2c1c91c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 624
    3⤵
    - Program crash
    PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 3660 -ip 3660
1⤵
PID:5024

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/3660-0-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3660-1-0x0000000074A90000-0x0000000074AC0000-memory.dmp

Filesize
192KB

Download
memory/3660-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3660-2-0x0000000074A90000-0x0000000074AC0000-memory.dmp

Filesize
192KB

Download