dridex | 366c8c40bdb4c7e668db028c6b7a533c876c257a9fce0d03f0b541df7ebf49f3

Analysis

max time kernel
118s
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 02:19

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General

Target

JaffaCakes118_366c8c40bdb4c7e668db028c6b7a533c876c257a9fce0d03f0b541df7ebf49f3.dll
Size

171KB
MD5

6c82147dd277ac736371f61338eb3bab
SHA1

09d473b02bf525f3e95b825e5fdf12c91bb9ec61
SHA256

366c8c40bdb4c7e668db028c6b7a533c876c257a9fce0d03f0b541df7ebf49f3
SHA512

3372d626b5fabe15057a057b9fd1beccb55e15e6e64b09994eb1698d3b2921f20eaf688269bbb208b03f0363cccd31e390fc376ba199c49b84e60353d80f264d
SSDEEP

3072:li49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:lH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/1212-1-0x0000000074E80000-0x0000000074EB0000-memory.dmp	dridex_ldr
behavioral1/memory/1212-2-0x0000000074E80000-0x0000000074EB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1916	1212	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 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 2504 wrote to memory of 1212	2504	rundll32.exe	30
PID 1212 wrote to memory of 1916	1212	rundll32.exe	31
PID 1212 wrote to memory of 1916	1212	rundll32.exe	31
PID 1212 wrote to memory of 1916	1212	rundll32.exe	31
PID 1212 wrote to memory of 1916	1212	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_366c8c40bdb4c7e668db028c6b7a533c876c257a9fce0d03f0b541df7ebf49f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_366c8c40bdb4c7e668db028c6b7a533c876c257a9fce0d03f0b541df7ebf49f3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 252
    3⤵
    - Program crash
    PID:1916

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/1212-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000074E80000-0x0000000074EB0000-memory.dmp

Filesize
192KB

Download
memory/1212-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000074E80000-0x0000000074EB0000-memory.dmp

Filesize
192KB

Download