dridex | 75254d75c811ceebada8be101dde34427844504247e5bac5408f46fe3305b381

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:49

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General

Target

JaffaCakes118_75254d75c811ceebada8be101dde34427844504247e5bac5408f46fe3305b381.dll
Size

188KB
MD5

45fcc5627e4d453bfba5636decde1f95
SHA1

dfc814423dfad6f05093d5dffdb4a818b25664bd
SHA256

75254d75c811ceebada8be101dde34427844504247e5bac5408f46fe3305b381
SHA512

604a73cc27f54f2e71566ae4946204ac243dc7861f6671e1b4f24f5e1b89d7427082eb80426b25fc82e2f6ea11c0435bbc472b1021ede5ef89d5fb517fe39e13
SSDEEP

3072:OteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:mq7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2372-1-0x0000000074C60000-0x0000000074C90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	2372	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 2372 wrote to memory of 2040	2372	rundll32.exe	32
PID 2372 wrote to memory of 2040	2372	rundll32.exe	32
PID 2372 wrote to memory of 2040	2372	rundll32.exe	32
PID 2372 wrote to memory of 2040	2372	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75254d75c811ceebada8be101dde34427844504247e5bac5408f46fe3305b381.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75254d75c811ceebada8be101dde34427844504247e5bac5408f46fe3305b381.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 300
    3⤵
    - Program crash
    PID:2040

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/2372-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000074C60000-0x0000000074C90000-memory.dmp

Filesize
192KB

Download
memory/2372-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download