dridex | 4366c52495f1b66b139cb773f622b50a958a985c0c68b8c63a18587ab41283b4

Analysis

max time kernel
84s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 13:21

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General

Target

JaffaCakes118_4366c52495f1b66b139cb773f622b50a958a985c0c68b8c63a18587ab41283b4.dll
Size

184KB
MD5

4616ed2eb45b6873f8724260a1e29e91
SHA1

dcac11743e6b3170b685c166d985e41a50287386
SHA256

4366c52495f1b66b139cb773f622b50a958a985c0c68b8c63a18587ab41283b4
SHA512

56d108b95307cb0a9fee820c187131e6aa8bf7f06e3243322809dcc59f1f2f8733e5eb373d7a54200fddf01435886fe9a6920f55395b2d32c54ea1432470c02a
SSDEEP

3072:OiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:OiLVCIT4WK2z1W+CUHZj4Skq/eaoooC

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/2340-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2340	WerFault.exe	29

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 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2336 wrote to memory of 2340	2336	rundll32.exe	29
PID 2340 wrote to memory of 2752	2340	rundll32.exe	30
PID 2340 wrote to memory of 2752	2340	rundll32.exe	30
PID 2340 wrote to memory of 2752	2340	rundll32.exe	30
PID 2340 wrote to memory of 2752	2340	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4366c52495f1b66b139cb773f622b50a958a985c0c68b8c63a18587ab41283b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4366c52495f1b66b139cb773f622b50a958a985c0c68b8c63a18587ab41283b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2752

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/2340-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp

Filesize
188KB

Download
memory/2340-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download