dridex | 7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf

Analysis

max time kernel
135s
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
30-12-2024 23:13

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General

Target

JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll
Size

184KB
MD5

4d4abb0c8c4ea45c623ffd8b9d375890
SHA1

bb9f6c10043e310388766d96aed52adc86ca1ba4
SHA256

7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf
SHA512

9bf0457c02e6cdf6b6bbdf85323cd63e6ae0f5914fa3329614f54bd6f829c4d8c0a3960744d84b25355fad3a5a3c1a009b3b9ede34da1e703975539d30b3ffdd
SSDEEP

3072:cJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:hfYOX+wTScR/Xzku9LVwxuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4620-1-0x0000000075530000-0x000000007555F000-memory.dmp	dridex_ldr
behavioral2/memory/4620-2-0x0000000075530000-0x000000007555F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1588	4620	WerFault.exe	84

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 4940 wrote to memory of 4620	4940	rundll32.exe	84
PID 4940 wrote to memory of 4620	4940	rundll32.exe	84
PID 4940 wrote to memory of 4620	4940	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 624
    3⤵
    - Program crash
    PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4620 -ip 4620
1⤵
PID:1184

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/4620-0-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/4620-1-0x0000000075530000-0x000000007555F000-memory.dmp

Filesize
188KB

Download
memory/4620-2-0x0000000075530000-0x000000007555F000-memory.dmp

Filesize
188KB

Download
memory/4620-3-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download