dridex | a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4

Analysis

max time kernel
95s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 21:22

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General

Target

JaffaCakes118_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll
Size

161KB
MD5

62c1736b280eb3c481165b636e47e8fe
SHA1

4e0a6cd1c12d79576f178aeb2826134a3470c501
SHA256

a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4
SHA512

398522b439a195ff0eb791ff9aa92756417d0f360035dee8bbc87b66979c25b915a51fecc2113f766e3f0c185a434d72da9c7c80bc73431dd805f27b40a27b08
SSDEEP

3072:5ySuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2DGkFY:AnS62Fl+pkeJl3CvRStrFl+EYS

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/4372-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4372-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	4372	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 4992 wrote to memory of 4372	4992	rundll32.exe	82
PID 4992 wrote to memory of 4372	4992	rundll32.exe	82
PID 4992 wrote to memory of 4372	4992	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 720
    3⤵
    - Program crash
    PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
1⤵
PID:2724

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/4372-0-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download
memory/4372-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4372-3-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download
memory/4372-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download