dridex | effcc6719e3e7cddbff96c237e2a59af42b337aa3f93feb2644761847cd31c24

Analysis

max time kernel
93s
max time network
139s
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 02:39

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General

Target

JaffaCakes118_effcc6719e3e7cddbff96c237e2a59af42b337aa3f93feb2644761847cd31c24.dll
Size

188KB
MD5

c7d28197f7e0973db54e76fa9123e7e1
SHA1

2f19ad4f2d7a2df05943612c9d3b9d26169668b8
SHA256

effcc6719e3e7cddbff96c237e2a59af42b337aa3f93feb2644761847cd31c24
SHA512

b504e38d34b3da4c643b47c93312d0271b87eb388d32767eb67a93aca51bb591769d25de408e4ba263b1384f70a04a7f597fb4ca6fe5f9b82f18639a648e20c8
SSDEEP

3072:vA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoho:vzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2388-1-0x0000000075440000-0x0000000075470000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	2388	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 3748 wrote to memory of 2388	3748	rundll32.exe	82
PID 3748 wrote to memory of 2388	3748	rundll32.exe	82
PID 3748 wrote to memory of 2388	3748	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_effcc6719e3e7cddbff96c237e2a59af42b337aa3f93feb2644761847cd31c24.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_effcc6719e3e7cddbff96c237e2a59af42b337aa3f93feb2644761847cd31c24.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 688
    3⤵
    - Program crash
    PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2388 -ip 2388
1⤵
PID:1844

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/2388-0-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000075440000-0x0000000075470000-memory.dmp

Filesize
192KB

Download
memory/2388-3-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download