dridex | b5361902399e2ba5f7756589a99f75bed84c89391bf22455492c393d48896859

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:06

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General

Target

JaffaCakes118_b5361902399e2ba5f7756589a99f75bed84c89391bf22455492c393d48896859.dll
Size

188KB
MD5

093f1f10e4d2fa04db2d60c633434124
SHA1

a139c247228c8660752553f4a40276c7cb207eb9
SHA256

b5361902399e2ba5f7756589a99f75bed84c89391bf22455492c393d48896859
SHA512

f8e44bc5b4189d7ae8d77cd7ae281cd14470b69ed0cd51c5b6b0a798c8970655a735955ab2370fc761e5109998b48be546492a60dc16b6c586027f05d868354b
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzj9qM:1q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2124-1-0x00000000751B0000-0x00000000751E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2124	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2124 wrote to memory of 2732	2124	rundll32.exe	31
PID 2124 wrote to memory of 2732	2124	rundll32.exe	31
PID 2124 wrote to memory of 2732	2124	rundll32.exe	31
PID 2124 wrote to memory of 2732	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b5361902399e2ba5f7756589a99f75bed84c89391bf22455492c393d48896859.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b5361902399e2ba5f7756589a99f75bed84c89391bf22455492c393d48896859.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 300
    3⤵
    - Program crash
    PID:2732

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/2124-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x00000000751B0000-0x00000000751E0000-memory.dmp

Filesize
192KB

Download
memory/2124-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download