dridex | 21b3286557f485365baceee4cd38894d34a6205aba4bdb3e67102b6f82c60fac

Analysis

max time kernel
16s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:11

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General

Target

JaffaCakes118_21b3286557f485365baceee4cd38894d34a6205aba4bdb3e67102b6f82c60fac.dll
Size

161KB
MD5

173134f6acadab6c6918011366bce8b7
SHA1

1b9a6093a2909b4d2e08f8ff4c18f6d2e312b013
SHA256

21b3286557f485365baceee4cd38894d34a6205aba4bdb3e67102b6f82c60fac
SHA512

7196a551671f1b650b2a2afb3c5a118cc1993f36aec9d436ec5957758c729afddf0525dd3de72ddc69b2b690f18101243cedfa5c46bfac07e1f9fe8a023f7408
SSDEEP

3072:cZSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd21GkFY:+nS62Fl+pkeJl3CvRStrFl+EY4

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
behavioral1/memory/2340-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2340-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	2340	WerFault.exe	28

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 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21b3286557f485365baceee4cd38894d34a6205aba4bdb3e67102b6f82c60fac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21b3286557f485365baceee4cd38894d34a6205aba4bdb3e67102b6f82c60fac.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 256
    3⤵
    - Program crash
    PID:2456

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/2340-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2340-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2340-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download