dridex | 241b541add0aa356b44beaa18d536da3d44be96f7e178f4dbe77bc3aeec66d11

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 02:36

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General

Target

JaffaCakes118_241b541add0aa356b44beaa18d536da3d44be96f7e178f4dbe77bc3aeec66d11.dll
Size

184KB
MD5

6015e1d00d22e42af2667904d34a6546
SHA1

0f1c6e41a809b690727e0b3109bd0a7ccbc737ab
SHA256

241b541add0aa356b44beaa18d536da3d44be96f7e178f4dbe77bc3aeec66d11
SHA512

03dcdcb0ded3ab0ce4ca10181892aea282845d94d0fce8e328b3e82e6a2c80af6aae7f0e70cc6b2e159f61f27d240bcfdb140fbbd4760ab6ffd02da07011d257
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1664-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	1664	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 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 2636 wrote to memory of 1664	2636	rundll32.exe	30
PID 1664 wrote to memory of 2336	1664	rundll32.exe	32
PID 1664 wrote to memory of 2336	1664	rundll32.exe	32
PID 1664 wrote to memory of 2336	1664	rundll32.exe	32
PID 1664 wrote to memory of 2336	1664	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_241b541add0aa356b44beaa18d536da3d44be96f7e178f4dbe77bc3aeec66d11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_241b541add0aa356b44beaa18d536da3d44be96f7e178f4dbe77bc3aeec66d11.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 220
    3⤵
    - Program crash
    PID:2336

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/1664-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1664-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/1664-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download