dridex | a4563e49736e4215aaf72fd0d49a5834de1320def6ca0dc52cab03a05cc57df2

Analysis

max time kernel
74s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:46

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General

Target

JaffaCakes118_a4563e49736e4215aaf72fd0d49a5834de1320def6ca0dc52cab03a05cc57df2.dll
Size

188KB
MD5

ba16c0772e82e41ec8f3f4c49543e81e
SHA1

56bad1cb9f9e1c5054c1da25017237ac93d7a55d
SHA256

a4563e49736e4215aaf72fd0d49a5834de1320def6ca0dc52cab03a05cc57df2
SHA512

e43f24dd17788dfeb3b601b1de2fc89bc853fc9656526cbe76ea204d654e8fc6f5fde2cd0aa64a8f04e20bbcadd1e894b7b76ff7bfe7db5fad43a417086460fb
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz59qM: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/1628-1-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2220	1628	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 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1628 wrote to memory of 2220	1628	rundll32.exe	31
PID 1628 wrote to memory of 2220	1628	rundll32.exe	31
PID 1628 wrote to memory of 2220	1628	rundll32.exe	31
PID 1628 wrote to memory of 2220	1628	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4563e49736e4215aaf72fd0d49a5834de1320def6ca0dc52cab03a05cc57df2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4563e49736e4215aaf72fd0d49a5834de1320def6ca0dc52cab03a05cc57df2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 308
    3⤵
    - Program crash
    PID:2220

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/1628-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

Download
memory/1628-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download