dridex | 4be3fe82a12b9b3c34676b83ea80b7333ffce135b9b51f75409fdda16f9f5240

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:28

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General

Target

JaffaCakes118_4be3fe82a12b9b3c34676b83ea80b7333ffce135b9b51f75409fdda16f9f5240.dll
Size

188KB
MD5

394b8642716c53094539616193ec43e6
SHA1

cfed960701b2785cfce8c91603dee7b1b4d74205
SHA256

4be3fe82a12b9b3c34676b83ea80b7333ffce135b9b51f75409fdda16f9f5240
SHA512

9aa4d0d54d25aa615a0dcf162d61f58e12f351d181257c2cc545aac1162e48d31bcc51b787a6d51bf96f654263779d68a2b67abc1211615257541264d43b5444
SSDEEP

3072:OA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo9o:OzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1088-1-0x0000000074AB0000-0x0000000074AE0000-memory.dmp	dridex_ldr
behavioral1/memory/1088-2-0x0000000074AB0000-0x0000000074AE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	1088	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 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 1088 wrote to memory of 2788	1088	rundll32.exe	31
PID 1088 wrote to memory of 2788	1088	rundll32.exe	31
PID 1088 wrote to memory of 2788	1088	rundll32.exe	31
PID 1088 wrote to memory of 2788	1088	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4be3fe82a12b9b3c34676b83ea80b7333ffce135b9b51f75409fdda16f9f5240.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4be3fe82a12b9b3c34676b83ea80b7333ffce135b9b51f75409fdda16f9f5240.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 300
    3⤵
    - Program crash
    PID:2788

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/1088-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1088-1-0x0000000074AB0000-0x0000000074AE0000-memory.dmp

Filesize
192KB

Download
memory/1088-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1088-2-0x0000000074AB0000-0x0000000074AE0000-memory.dmp

Filesize
192KB

Download