dridex | 4a90ee37b2a45c11e0d4e86f2970e83be17fd48429284c2970cc66fef0da71eb

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, 14:31

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General

Target

JaffaCakes118_4a90ee37b2a45c11e0d4e86f2970e83be17fd48429284c2970cc66fef0da71eb.dll
Size

184KB
MD5

1df245412c78c6eb11d3c91a95c4a206
SHA1

8ec61aaa61be40692908c9f63a1ddf595fe5f0d6
SHA256

4a90ee37b2a45c11e0d4e86f2970e83be17fd48429284c2970cc66fef0da71eb
SHA512

9d9510f930ca4f53b847ab5d12dfae062bcb77e5c7c30c8746dd5218880badf9a324d5357b62109deac4d992cb85016f42ddd5219a33d8f78ca564f89461096f
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoboC

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
behavioral2/memory/3760-1-0x0000000075450000-0x000000007547F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4068	3760	WerFault.exe	85

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 4944 wrote to memory of 3760	4944	rundll32.exe	85
PID 4944 wrote to memory of 3760	4944	rundll32.exe	85
PID 4944 wrote to memory of 3760	4944	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a90ee37b2a45c11e0d4e86f2970e83be17fd48429284c2970cc66fef0da71eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a90ee37b2a45c11e0d4e86f2970e83be17fd48429284c2970cc66fef0da71eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3760 -s 616
    3⤵
    - Program crash
    PID:4068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3760 -ip 3760
1⤵
PID:1780

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/3760-0-0x0000000000980000-0x0000000000986000-memory.dmp

Filesize
24KB

Download
memory/3760-1-0x0000000075450000-0x000000007547F000-memory.dmp

Filesize
188KB

Download
memory/3760-3-0x0000000000980000-0x0000000000986000-memory.dmp

Filesize
24KB

Download