dridex | 723b98fd187ae3de73f5973cda8561726a9b2c27124d6f30292251df3d8a1f9b

Analysis

max time kernel
93s
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 09:45

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General

Target

JaffaCakes118_723b98fd187ae3de73f5973cda8561726a9b2c27124d6f30292251df3d8a1f9b.dll
Size

188KB
MD5

286eef159db9e2e665910ae4353cf824
SHA1

011b0ff4e945789b1d89536ebddb5c66132cd560
SHA256

723b98fd187ae3de73f5973cda8561726a9b2c27124d6f30292251df3d8a1f9b
SHA512

2499048f48032956c8ddcb74e9c7157454e13c8bc3495e99b3468648842857054906b3a2574dbe2eb2609807ef1a858dc50192284d87392e464eed480dc81e79
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzy9qM:Qq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4676-1-0x00000000750A0000-0x00000000750D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4372	4676	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 4988 wrote to memory of 4676	4988	rundll32.exe	83
PID 4988 wrote to memory of 4676	4988	rundll32.exe	83
PID 4988 wrote to memory of 4676	4988	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_723b98fd187ae3de73f5973cda8561726a9b2c27124d6f30292251df3d8a1f9b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_723b98fd187ae3de73f5973cda8561726a9b2c27124d6f30292251df3d8a1f9b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4676 -s 692
    3⤵
    - Program crash
    PID:4372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4676 -ip 4676
1⤵
PID:1468

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/4676-0-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/4676-1-0x00000000750A0000-0x00000000750D0000-memory.dmp

Filesize
192KB

Download
memory/4676-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

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