dridex | 76c3eb7b66bed7137ee04b7cdb12f2a26b8bd3cac6ef6e41d3b3076ad09bb5c1

Analysis

max time kernel
99s
max time network
149s
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, 18:01

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General

Target

JaffaCakes118_76c3eb7b66bed7137ee04b7cdb12f2a26b8bd3cac6ef6e41d3b3076ad09bb5c1.dll
Size

184KB
MD5

480f63d73d45f590d706475c468e5cec
SHA1

42e0024b05bb19b2a5c2d3948ca0ba0da384c605
SHA256

76c3eb7b66bed7137ee04b7cdb12f2a26b8bd3cac6ef6e41d3b3076ad09bb5c1
SHA512

ff3830af8302be98215d7937ff6b0b3cd04d850c95454e287700dfca2feb4891d27a5f6dec8ddf299ded6c186d0a085e14385a8b4e22bec727e56d263f12b2b8
SSDEEP

3072:yuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kilmsb:s7TXYsd9SkONU1jKGl9lm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/4812-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr
behavioral2/memory/4812-3-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4936	4812	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 1048 wrote to memory of 4812	1048	rundll32.exe	82
PID 1048 wrote to memory of 4812	1048	rundll32.exe	82
PID 1048 wrote to memory of 4812	1048	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76c3eb7b66bed7137ee04b7cdb12f2a26b8bd3cac6ef6e41d3b3076ad09bb5c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76c3eb7b66bed7137ee04b7cdb12f2a26b8bd3cac6ef6e41d3b3076ad09bb5c1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 616
    3⤵
    - Program crash
    PID:4936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4812 -ip 4812
1⤵
PID:2916

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/4812-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/4812-2-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/4812-3-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download