dridex | 4d8aa5bf0d9bd578360594fe0fa0a5ac796645dfe960d790422b90592f29844d

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27/12/2024, 01:58

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General

Target

JaffaCakes118_4d8aa5bf0d9bd578360594fe0fa0a5ac796645dfe960d790422b90592f29844d.dll
Size

184KB
MD5

e379ed926f4ca671f5a28e4a55fc31fe
SHA1

75d6d408b1226df623e7b2ef6caa6b1dfb101d6e
SHA256

4d8aa5bf0d9bd578360594fe0fa0a5ac796645dfe960d790422b90592f29844d
SHA512

73d0f5182d45dfae6e5570ff5ad21e18e8158bf8e843c58366c77646d01b5bfb97b86be2552b5c317f73502b0420dcaae23a14a1272f4a78b6536af2d84eb92a
SSDEEP

3072:XiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:XiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/2376-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	2376	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 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2484 wrote to memory of 2376	2484	rundll32.exe	30
PID 2376 wrote to memory of 2512	2376	rundll32.exe	32
PID 2376 wrote to memory of 2512	2376	rundll32.exe	32
PID 2376 wrote to memory of 2512	2376	rundll32.exe	32
PID 2376 wrote to memory of 2512	2376	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4d8aa5bf0d9bd578360594fe0fa0a5ac796645dfe960d790422b90592f29844d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4d8aa5bf0d9bd578360594fe0fa0a5ac796645dfe960d790422b90592f29844d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -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/2376-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp

Filesize
188KB

Download
memory/2376-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download