dridex | 3d89f917b9fd007da4053b3c609bc99c69a53cb2649a253cd5a15d0ede1a3a49

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:24

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General

Target

JaffaCakes118_3d89f917b9fd007da4053b3c609bc99c69a53cb2649a253cd5a15d0ede1a3a49.dll
Size

184KB
MD5

45eacec9c829edd342b042767c840eee
SHA1

657a668179a7e809f9b79dba8b21b50eca7cc865
SHA256

3d89f917b9fd007da4053b3c609bc99c69a53cb2649a253cd5a15d0ede1a3a49
SHA512

3f6818f0cf392f62301b54f3f8f952dfc9eeeda471ad4fcc51a6138bca193c9cea9fcc8ad145d7c114149c919a65de344dcc911d235c7b7a585857c6d5643739
SSDEEP

3072:0iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:0iLVCIT4WK2z1W+CUHZj4Skq/eaoaoC

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/2004-1-0x0000000075420000-0x000000007544F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	2004	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 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2004 wrote to memory of 2520	2004	rundll32.exe	32
PID 2004 wrote to memory of 2520	2004	rundll32.exe	32
PID 2004 wrote to memory of 2520	2004	rundll32.exe	32
PID 2004 wrote to memory of 2520	2004	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d89f917b9fd007da4053b3c609bc99c69a53cb2649a253cd5a15d0ede1a3a49.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d89f917b9fd007da4053b3c609bc99c69a53cb2649a253cd5a15d0ede1a3a49.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 220
    3⤵
    - Program crash
    PID:2520

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/2004-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2004-1-0x0000000075420000-0x000000007544F000-memory.dmp

Filesize
188KB

Download
memory/2004-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download