dridex | 187c196a55a8b04523a7794eb09d9eb85654d47e763c015c76436988151ee761

Analysis

max time kernel
92s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 05:15

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General

Target

JaffaCakes118_187c196a55a8b04523a7794eb09d9eb85654d47e763c015c76436988151ee761.dll
Size

161KB
MD5

d676b3ad4f531cfb1640c35c9ffa9e7e
SHA1

2efb518fb72388bebd6beceb91955708b1644fdc
SHA256

187c196a55a8b04523a7794eb09d9eb85654d47e763c015c76436988151ee761
SHA512

c8fc9581cef1574cd80e3aab11c0c30b3bc74d72fc7deab184e17b90b1591e800df10383f2746d813449be4d53d7ec2a43f66553268d5cbe5cca68647e36152b
SSDEEP

3072:x1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:LnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/4320-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4320-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4444	4320	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 2972 wrote to memory of 4320	2972	rundll32.exe	83
PID 2972 wrote to memory of 4320	2972	rundll32.exe	83
PID 2972 wrote to memory of 4320	2972	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_187c196a55a8b04523a7794eb09d9eb85654d47e763c015c76436988151ee761.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_187c196a55a8b04523a7794eb09d9eb85654d47e763c015c76436988151ee761.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 712
    3⤵
    - Program crash
    PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4320 -ip 4320
1⤵
PID:3460

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/4320-0-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/4320-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4320-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4320-3-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download