dridex | 3b059ff195ff9463354da04cda56d636a2a183f8e58f1f769f9ce62ce6f5529e

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:55

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General

Target

JaffaCakes118_3b059ff195ff9463354da04cda56d636a2a183f8e58f1f769f9ce62ce6f5529e.dll
Size

184KB
MD5

a368f0a50c1f5872b0673d278ee6664f
SHA1

c9266e4f19d2a50a2ad229a48c2d72816b61fd34
SHA256

3b059ff195ff9463354da04cda56d636a2a183f8e58f1f769f9ce62ce6f5529e
SHA512

b7053f7d5e1f7a87f40c9d9673e1ef2eb9228050bf90a6f3c9a66892d853a1e4184e059210adebeb911e2eafd9a1e150772a545adeaf7c4e4f932917e5a280bd
SSDEEP

3072:fiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:fiLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

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
behavioral1/memory/2672-1-0x0000000074FF0000-0x000000007501F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2672	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2188 wrote to memory of 2672	2188	rundll32.exe	30
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31
PID 2672 wrote to memory of 2728	2672	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b059ff195ff9463354da04cda56d636a2a183f8e58f1f769f9ce62ce6f5529e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b059ff195ff9463354da04cda56d636a2a183f8e58f1f769f9ce62ce6f5529e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 220
    3⤵
    - Program crash
    PID:2728

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/2672-0-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074FF0000-0x000000007501F000-memory.dmp

Filesize
188KB

Download
memory/2672-3-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download