dridex | c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 00:04

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General

Target

JaffaCakes118_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll
Size

184KB
MD5

6c7032e8f5ec9dd49a9521b1e0638462
SHA1

a2c678b83ab40e3c8bab3be3b6450956a469aa3c
SHA256

c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039
SHA512

a2f0319d6ced46302e259610eca778dad6750d4eddb1b497f4ce53d632fb18fe5812f80cf17cbe4b758479029947da827b9d481bfc9aa7398f8daa7cedf875fa
SSDEEP

3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:7iLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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/2668-1-0x0000000074DF0000-0x0000000074E1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2668	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 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 2668 wrote to memory of 2764	2668	rundll32.exe	31
PID 2668 wrote to memory of 2764	2668	rundll32.exe	31
PID 2668 wrote to memory of 2764	2668	rundll32.exe	31
PID 2668 wrote to memory of 2764	2668	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 220
    3⤵
    - Program crash
    PID:2764

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/2668-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2668-1-0x0000000074DF0000-0x0000000074E1F000-memory.dmp

Filesize
188KB

Download
memory/2668-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download