dridex | 99ed146b49b72ec5f2382cccb2324a0fd52e6a066b806186fda7b75c340737b2

Analysis

max time kernel
149s
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
30/12/2024, 22:34

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General

Target

JaffaCakes118_99ed146b49b72ec5f2382cccb2324a0fd52e6a066b806186fda7b75c340737b2.dll
Size

184KB
MD5

6115a9f387f141a9e9bfbf0334cfc1a4
SHA1

3a8063d02a7e3b8457a7223ce3ad86861590a9d4
SHA256

99ed146b49b72ec5f2382cccb2324a0fd52e6a066b806186fda7b75c340737b2
SHA512

dd3c5a28c4577e99de88cdf81ccc699b8c5182f1ad264fd372a2cdc674bffcfd2b685a7e504577b5efeb8445eb7a722d58fad7ad9a2afbe9ea83f489e622d582
SSDEEP

3072:lJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jsa//2uFrSc:OfYOX+wTScR/Xzku9LVwjuG

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
behavioral2/memory/4524-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr
behavioral2/memory/4524-2-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5072	4524	WerFault.exe	83

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 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99ed146b49b72ec5f2382cccb2324a0fd52e6a066b806186fda7b75c340737b2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99ed146b49b72ec5f2382cccb2324a0fd52e6a066b806186fda7b75c340737b2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 616
    3⤵
    - Program crash
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4524 -ip 4524
1⤵
PID:4576

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/4524-0-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/4524-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download
memory/4524-3-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/4524-2-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download