dridex | 2a8d897c2250686caee74495c9c2ce4c7c0dbd8342307737417014c3c7954062

Analysis

max time kernel
97s
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
21-12-2024 19:21

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General

Target

JaffaCakes118_2a8d897c2250686caee74495c9c2ce4c7c0dbd8342307737417014c3c7954062.dll
Size

184KB
MD5

6329b7fd554c11c75f075831478833b5
SHA1

78913662ce80ed98ee6417c57cb3509150fce901
SHA256

2a8d897c2250686caee74495c9c2ce4c7c0dbd8342307737417014c3c7954062
SHA512

28899cab77f8a3ed837ef8ea2ea8088dd4e779ad5e38dafac1224b808d981461c399b3fc336a1aa9a4a2762dde43723b632d39633bcd2f4bd405ec22d22c6086
SSDEEP

3072:kiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:kiLVCIT4WK2z1W+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
behavioral2/memory/856-1-0x0000000075790000-0x00000000757BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4628	856	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 1080 wrote to memory of 856	1080	rundll32.exe	83
PID 1080 wrote to memory of 856	1080	rundll32.exe	83
PID 1080 wrote to memory of 856	1080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2a8d897c2250686caee74495c9c2ce4c7c0dbd8342307737417014c3c7954062.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2a8d897c2250686caee74495c9c2ce4c7c0dbd8342307737417014c3c7954062.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 616
    3⤵
    - Program crash
    PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 856 -ip 856
1⤵
PID:4688

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/856-0-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/856-1-0x0000000075790000-0x00000000757BF000-memory.dmp

Filesize
188KB

Download
memory/856-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download