dridex | f658db45f113d7b22c727c3d188054a8ba0e2ef1ec7fcc7fc63dd1e94c8b3569

Analysis

max time kernel
100s
max time network
158s
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 19:53

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General

Target

JaffaCakes118_f658db45f113d7b22c727c3d188054a8ba0e2ef1ec7fcc7fc63dd1e94c8b3569.dll
Size

161KB
MD5

e4f70f21d10070946f1a09a7c56383e4
SHA1

c1a25081c4bf20074495f7e906c9e0043a42a4eb
SHA256

f658db45f113d7b22c727c3d188054a8ba0e2ef1ec7fcc7fc63dd1e94c8b3569
SHA512

0aa3d1d6ba271668eb3bbd11cf7d881f8d21764dd15d52da5699c22b24df8f33ca8fe7c1481f7a70932fef9f092ec8f9324967c5b5a9ecd9225c169f6e95d488
SSDEEP

3072:+aSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:bnS62Fl+pkeJl3CvRStrFl+EYE

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/4792-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4792-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1260	4792	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 1788 wrote to memory of 4792	1788	rundll32.exe	82
PID 1788 wrote to memory of 4792	1788	rundll32.exe	82
PID 1788 wrote to memory of 4792	1788	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f658db45f113d7b22c727c3d188054a8ba0e2ef1ec7fcc7fc63dd1e94c8b3569.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f658db45f113d7b22c727c3d188054a8ba0e2ef1ec7fcc7fc63dd1e94c8b3569.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 720
    3⤵
    - Program crash
    PID:1260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4792 -ip 4792
1⤵
PID:5040

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/4792-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4792-2-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/4792-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download