dridex | 107756c4ee581d3ca70df8e6cb2033261c02926e821604c164daf1dc2d76c458

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2024, 19:21

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General

Target

JaffaCakes118_107756c4ee581d3ca70df8e6cb2033261c02926e821604c164daf1dc2d76c458.dll
Size

184KB
MD5

8e42bef9cf67c23a0929c9f44134304a
SHA1

f6dad73a102094e484accdb896c793d40f02b8ab
SHA256

107756c4ee581d3ca70df8e6cb2033261c02926e821604c164daf1dc2d76c458
SHA512

85cf39e21356de0b543e930f845a66c0fa18d5ed28f028947eba7ebff998177127d35322396e6f527c3bf02ef8240aa0e79093515a01b8c4fa0084651bc10e78
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eaoioC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4600-1-0x0000000075120000-0x000000007514F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	4600	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 2596 wrote to memory of 4600	2596	rundll32.exe	83
PID 2596 wrote to memory of 4600	2596	rundll32.exe	83
PID 2596 wrote to memory of 4600	2596	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_107756c4ee581d3ca70df8e6cb2033261c02926e821604c164daf1dc2d76c458.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_107756c4ee581d3ca70df8e6cb2033261c02926e821604c164daf1dc2d76c458.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 616
    3⤵
    - Program crash
    PID:2660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4600 -ip 4600
1⤵
PID:3732

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/4600-0-0x0000000001280000-0x0000000001286000-memory.dmp

Filesize
24KB

Download
memory/4600-1-0x0000000075120000-0x000000007514F000-memory.dmp

Filesize
188KB

Download
memory/4600-3-0x0000000001280000-0x0000000001286000-memory.dmp

Filesize
24KB

Download