dridex | 6f6d7ea89b09d07402defaa3a911d4191d8613c049d0a887d3ab7c0bf01529c1

Analysis

max time kernel
148s
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
29-12-2024 03:16

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General

Target

JaffaCakes118_6f6d7ea89b09d07402defaa3a911d4191d8613c049d0a887d3ab7c0bf01529c1.dll
Size

184KB
MD5

b4aa4cc1d7172bb613414a261eb5c2f7
SHA1

f54e9804fee17e8cfae57bdafe6048687cef1cc7
SHA256

6f6d7ea89b09d07402defaa3a911d4191d8613c049d0a887d3ab7c0bf01529c1
SHA512

6d776455936d34b717fb4871b0521b8135e8f9cdb7988e8474467007ace33928a14af42514c2fb5c94c7f6b8e1c5a356aaedaa7c9bd74f0c975ed0621558bbae
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eao4oC

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/4924-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4732	4924	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 3556 wrote to memory of 4924	3556	rundll32.exe	83
PID 3556 wrote to memory of 4924	3556	rundll32.exe	83
PID 3556 wrote to memory of 4924	3556	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f6d7ea89b09d07402defaa3a911d4191d8613c049d0a887d3ab7c0bf01529c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f6d7ea89b09d07402defaa3a911d4191d8613c049d0a887d3ab7c0bf01529c1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 616
    3⤵
    - Program crash
    PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4924 -ip 4924
1⤵
PID:4368

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/4924-0-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/4924-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp

Filesize
188KB

Download
memory/4924-3-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download