dridex | 91b1b780b1422576115cb56c2edc92d1bd0ed87b0e6712167229be333a1ef138

Analysis

max time kernel
91s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 18:27

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General

Target

JaffaCakes118_91b1b780b1422576115cb56c2edc92d1bd0ed87b0e6712167229be333a1ef138.dll
Size

188KB
MD5

03e5ba487a6adcd78ee845c253116871
SHA1

4493121799fd8ae2f241c1c517d805ebcad979db
SHA256

91b1b780b1422576115cb56c2edc92d1bd0ed87b0e6712167229be333a1ef138
SHA512

2c8bf9f90949df17a32d87cd5d8afdfd9710ae03a45ee8dabc4d4897424087cfecfda1b0f4078ada55bfae0b7aa54fe2f082656b624b896e92a1c53a5c49b6b1
SSDEEP

3072:mA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:mzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4356-1-0x0000000074A00000-0x0000000074A30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4688	4356	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 3976 wrote to memory of 4356	3976	rundll32.exe	83
PID 3976 wrote to memory of 4356	3976	rundll32.exe	83
PID 3976 wrote to memory of 4356	3976	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91b1b780b1422576115cb56c2edc92d1bd0ed87b0e6712167229be333a1ef138.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91b1b780b1422576115cb56c2edc92d1bd0ed87b0e6712167229be333a1ef138.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4356
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 692
    3⤵
    - Program crash
    PID:4688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4356 -ip 4356
1⤵
PID:2864

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/4356-0-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/4356-1-0x0000000074A00000-0x0000000074A30000-memory.dmp

Filesize
192KB

Download
memory/4356-3-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download