dridex | 064b710f2b2367564b1a0900690c498f75eed296af563b81f3adc44afa81d4ae

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:31

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General

Target

JaffaCakes118_064b710f2b2367564b1a0900690c498f75eed296af563b81f3adc44afa81d4ae.dll
Size

184KB
MD5

40f5d94e33f6a4e13b5c1e2102a69abd
SHA1

9f104f4e30b7e9970ba57c655f65f35ded94c602
SHA256

064b710f2b2367564b1a0900690c498f75eed296af563b81f3adc44afa81d4ae
SHA512

a1c0c5337ce40fae441f646dad0030e28a6a688dc6eea69b4cce4eb2661748834e581fd1fb211846cb11f9d7705d70a4adde8b30aff87c7935cc54dca56c38ab
SSDEEP

3072:yJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J/a//2uFrSc:zfYOX+wTScR/Xzku9LVw8uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1104-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp	dridex_ldr
behavioral1/memory/1104-2-0x0000000074A80000-0x0000000074AAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	1104	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 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 2332 wrote to memory of 1104	2332	rundll32.exe	31
PID 1104 wrote to memory of 2780	1104	rundll32.exe	32
PID 1104 wrote to memory of 2780	1104	rundll32.exe	32
PID 1104 wrote to memory of 2780	1104	rundll32.exe	32
PID 1104 wrote to memory of 2780	1104	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064b710f2b2367564b1a0900690c498f75eed296af563b81f3adc44afa81d4ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064b710f2b2367564b1a0900690c498f75eed296af563b81f3adc44afa81d4ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 224
    3⤵
    - Program crash
    PID:2780

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/1104-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1104-1-0x0000000074A80000-0x0000000074AAF000-memory.dmp

Filesize
188KB

Download
memory/1104-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1104-2-0x0000000074A80000-0x0000000074AAF000-memory.dmp

Filesize
188KB

Download