dridex | 634d248f8934b7679fd9b24b0655eef49778939f3ded5e16ffcf6c9747d4e518

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:40

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General

Target

JaffaCakes118_634d248f8934b7679fd9b24b0655eef49778939f3ded5e16ffcf6c9747d4e518.dll
Size

171KB
MD5

b2711c3f1d28d1ae694fc8975738979e
SHA1

283b9a59de76334804a2cc1a9a07b42a3014f0c8
SHA256

634d248f8934b7679fd9b24b0655eef49778939f3ded5e16ffcf6c9747d4e518
SHA512

816ce5bc009faf194556dd1da9ae0d157dfa7d07af27dca6cbc2584d8ce2a84378d4d9d900e0c78141c8df52280022076a76678929cdb5543b48539370e518f5
SSDEEP

3072:di49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:dH9RVaPEmsdHdbQUbd2H3

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
behavioral2/memory/1808-1-0x0000000074BD0000-0x0000000074C00000-memory.dmp	dridex_ldr
behavioral2/memory/1808-2-0x0000000074BD0000-0x0000000074C00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3304	1808	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 1808	4088	rundll32.exe	82
PID 4088 wrote to memory of 1808	4088	rundll32.exe	82
PID 4088 wrote to memory of 1808	4088	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634d248f8934b7679fd9b24b0655eef49778939f3ded5e16ffcf6c9747d4e518.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_634d248f8934b7679fd9b24b0655eef49778939f3ded5e16ffcf6c9747d4e518.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 664
    3⤵
    - Program crash
    PID:3304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1808 -ip 1808
1⤵
PID:3208

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/1808-0-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/1808-1-0x0000000074BD0000-0x0000000074C00000-memory.dmp

Filesize
192KB

Download
memory/1808-2-0x0000000074BD0000-0x0000000074C00000-memory.dmp

Filesize
192KB

Download
memory/1808-3-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download