dridex | 31b60a3e6a6201395fa1caa99b5a05a2799c0f247d5f530b557f78e659c08500

Analysis

max time kernel
148s
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, 03:07

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General

Target

JaffaCakes118_31b60a3e6a6201395fa1caa99b5a05a2799c0f247d5f530b557f78e659c08500.dll
Size

184KB
MD5

0f666c356536af8ed1e9ea09d9bc9586
SHA1

b8d76055992c74a014e4d3f7464d1580be7e6836
SHA256

31b60a3e6a6201395fa1caa99b5a05a2799c0f247d5f530b557f78e659c08500
SHA512

bac6514f627030af94e5f98e7ec184abd90c0c4d93a480ab64687e2ce170566df5f932c8e0ece23e2147ea76712eb5d87ce9ccccadf94e7b4a9d673df40da03f
SSDEEP

3072:DJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J4a//2uFrSc:ofYOX+wTScR/Xzku9LVw3uG

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/3904-0-0x0000000074B40000-0x0000000074B6F000-memory.dmp	dridex_ldr
behavioral2/memory/3904-3-0x0000000074B40000-0x0000000074B6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4500	3904	WerFault.exe	82

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 3692 wrote to memory of 3904	3692	rundll32.exe	82
PID 3692 wrote to memory of 3904	3692	rundll32.exe	82
PID 3692 wrote to memory of 3904	3692	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31b60a3e6a6201395fa1caa99b5a05a2799c0f247d5f530b557f78e659c08500.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31b60a3e6a6201395fa1caa99b5a05a2799c0f247d5f530b557f78e659c08500.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 616
    3⤵
    - Program crash
    PID:4500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3904 -ip 3904
1⤵
PID:3940

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/3904-0-0x0000000074B40000-0x0000000074B6F000-memory.dmp

Filesize
188KB

Download
memory/3904-2-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3904-3-0x0000000074B40000-0x0000000074B6F000-memory.dmp

Filesize
188KB

Download