dridex | 2f5158561af103b3b03295882c39cb1f08664d6e804327eb9a778e7cbda30bfa

Analysis

max time kernel
149s
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 01:53

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General

Target

JaffaCakes118_2f5158561af103b3b03295882c39cb1f08664d6e804327eb9a778e7cbda30bfa.dll
Size

184KB
MD5

2290579d590410b2fad34d1c96af9353
SHA1

2f4fdf36e43748c8555747b05a660d7399c472d4
SHA256

2f5158561af103b3b03295882c39cb1f08664d6e804327eb9a778e7cbda30bfa
SHA512

d0c62e4d80b831f362e2b82c702e567b32cc388f5f562c8e158debfd197924ed50f68216dd705ae276c04fbef3cda1adc2727ea9fb7e0ed09a41f57b444103b0
SSDEEP

3072:N1JzSxp5PpRh7phfrv/6jC5KHWnzD7xC3/o1WXDCFUBUL1iMhmDEwmuFWwQF:N1JGz5pX7fz+C5kUzDA36bFUc1i7EwRE

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/3100-1-0x0000000075610000-0x000000007563F000-memory.dmp	dridex_ldr
behavioral2/memory/3100-2-0x0000000075610000-0x000000007563F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5004	3100	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 880 wrote to memory of 3100	880	rundll32.exe	82
PID 880 wrote to memory of 3100	880	rundll32.exe	82
PID 880 wrote to memory of 3100	880	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f5158561af103b3b03295882c39cb1f08664d6e804327eb9a778e7cbda30bfa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f5158561af103b3b03295882c39cb1f08664d6e804327eb9a778e7cbda30bfa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 616
    3⤵
    - Program crash
    PID:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3100 -ip 3100
1⤵
PID:2824

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/3100-0-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/3100-1-0x0000000075610000-0x000000007563F000-memory.dmp

Filesize
188KB

Download
memory/3100-2-0x0000000075610000-0x000000007563F000-memory.dmp

Filesize
188KB

Download
memory/3100-3-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download