dridex | bda8a012199e8a26f16c02be825ac25438720d89f2fc71eb2577b241e9d3f45f

Analysis

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

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 21:44

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General

Target

JaffaCakes118_bda8a012199e8a26f16c02be825ac25438720d89f2fc71eb2577b241e9d3f45f.dll
Size

184KB
MD5

85237a6de9e315ceb1ed863f2ec49e73
SHA1

4a6336a9b52f54c54d01539987fb0f44657d07cf
SHA256

bda8a012199e8a26f16c02be825ac25438720d89f2fc71eb2577b241e9d3f45f
SHA512

48cef1d724cac58055d1b8df21e092db9db131fbc536a0ea2d46d3deeb0f40e5eb6fdf3d78ade99685a5231b4035116f6b14a9128aadb3f3f98a9a1185869a49
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao6lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoQoC

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/2756-1-0x0000000074530000-0x000000007455F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2756	WerFault.exe	31

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 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2668 wrote to memory of 2756	2668	rundll32.exe	31
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bda8a012199e8a26f16c02be825ac25438720d89f2fc71eb2577b241e9d3f45f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bda8a012199e8a26f16c02be825ac25438720d89f2fc71eb2577b241e9d3f45f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -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/2756-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000074530000-0x000000007455F000-memory.dmp

Filesize
188KB

Download
memory/2756-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download