dridex | 8be82d5c3524f39ade316e9062b9851b06b09795123e50f1158dbc47acc93978

Analysis

max time kernel
93s
max time network
144s
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, 16:18

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General

Target

JaffaCakes118_8be82d5c3524f39ade316e9062b9851b06b09795123e50f1158dbc47acc93978.dll
Size

184KB
MD5

390e080a838e249bd63eb1d9d9c3726d
SHA1

a39f7a50591630ec54a486e14951224032e45817
SHA256

8be82d5c3524f39ade316e9062b9851b06b09795123e50f1158dbc47acc93978
SHA512

66927996e8218af67071931834fe1281f67e744e10dd6bd4f139b4b0d7d8846089dcd9692507b00589695307a561e6e71adc08fe950a7f87f2bbc45801d80631
SSDEEP

3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:7iLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/4620-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4580	4620	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 1644 wrote to memory of 4620	1644	rundll32.exe	82
PID 1644 wrote to memory of 4620	1644	rundll32.exe	82
PID 1644 wrote to memory of 4620	1644	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8be82d5c3524f39ade316e9062b9851b06b09795123e50f1158dbc47acc93978.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8be82d5c3524f39ade316e9062b9851b06b09795123e50f1158dbc47acc93978.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 616
    3⤵
    - Program crash
    PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4620 -ip 4620
1⤵
PID:956

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/4620-0-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/4620-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp

Filesize
188KB

Download
memory/4620-3-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download