dridex | bf66ba47e25d9b86d7f8dff0e38a6163c1e02a8119a19ef94ae6cb0359d3cdeb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:21

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General

Target

JaffaCakes118_bf66ba47e25d9b86d7f8dff0e38a6163c1e02a8119a19ef94ae6cb0359d3cdeb.dll
Size

188KB
MD5

d5980a30d3e9ab0858d82ae1757009fe
SHA1

f2cd99205e3cd398481afc5e8c36ed95d3c03e6c
SHA256

bf66ba47e25d9b86d7f8dff0e38a6163c1e02a8119a19ef94ae6cb0359d3cdeb
SHA512

cb9642fe020086c7d791941dec533a6984fd568a74bd4b6e98ec0368121136ec6ce1283ff708aa3260031168adcfb7366b012693609d2d6e2dde382935aacb66
SSDEEP

3072:pteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz49qM:lq7fYIHBZkTB6DWruUCOwjt

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/1552-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	1552	WerFault.exe	31

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 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 2232 wrote to memory of 1552	2232	rundll32.exe	31
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32
PID 1552 wrote to memory of 2896	1552	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf66ba47e25d9b86d7f8dff0e38a6163c1e02a8119a19ef94ae6cb0359d3cdeb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bf66ba47e25d9b86d7f8dff0e38a6163c1e02a8119a19ef94ae6cb0359d3cdeb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 300
    3⤵
    - Program crash
    PID:2896

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/1552-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1552-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/1552-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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