dridex | 6f4de2ca39eaba52340dcd781b45b3558486f0d2ab5af093a6649888f8849f2c

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 10:23

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General

Target

JaffaCakes118_6f4de2ca39eaba52340dcd781b45b3558486f0d2ab5af093a6649888f8849f2c.dll
Size

184KB
MD5

258509c1c9ddf596b79ebe0f5b6477a0
SHA1

90c8a9adf57145f4888d9e9e71953dca23a5e005
SHA256

6f4de2ca39eaba52340dcd781b45b3558486f0d2ab5af093a6649888f8849f2c
SHA512

a445771aedafb023e4b28b7eeed598223cab471ed86c6821d4c703c3598ef91b83c17d97bde0a2c6491e4e5da6a53ec59854b9566c5d8c24ffeab015760a3a11
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoilzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eaoIoC

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/2064-1-0x00000000753B0000-0x00000000753DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	2064	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 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2672 wrote to memory of 2064	2672	rundll32.exe	30
PID 2064 wrote to memory of 2512	2064	rundll32.exe	31
PID 2064 wrote to memory of 2512	2064	rundll32.exe	31
PID 2064 wrote to memory of 2512	2064	rundll32.exe	31
PID 2064 wrote to memory of 2512	2064	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f4de2ca39eaba52340dcd781b45b3558486f0d2ab5af093a6649888f8849f2c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f4de2ca39eaba52340dcd781b45b3558486f0d2ab5af093a6649888f8849f2c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 220
    3⤵
    - Program crash
    PID:2512

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/2064-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2064-1-0x00000000753B0000-0x00000000753DF000-memory.dmp

Filesize
188KB

Download
memory/2064-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download