dridex | 8b579a3a3cb8f2fe92acf4d0e2f6510fda9b07475ceb0d5c78b12f8efa0a1f90

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:58

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General

Target

JaffaCakes118_8b579a3a3cb8f2fe92acf4d0e2f6510fda9b07475ceb0d5c78b12f8efa0a1f90.dll
Size

184KB
MD5

ba9d725f7b88f94d8a274617da30ab2d
SHA1

fd4b95d0399bdc91afa87868a8fbcba4591587ab
SHA256

8b579a3a3cb8f2fe92acf4d0e2f6510fda9b07475ceb0d5c78b12f8efa0a1f90
SHA512

4c73dec6274fdd735b5c20d5e0d1d77615d3c5dbb371a43b1581a16613efcb63945507760b2738ee2c381a5c930ec611de23832a27eb3009d7af2d91377f18d2
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/3040-1-0x0000000074520000-0x000000007454F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	3040	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 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 2648 wrote to memory of 3040	2648	rundll32.exe	30
PID 3040 wrote to memory of 2752	3040	rundll32.exe	31
PID 3040 wrote to memory of 2752	3040	rundll32.exe	31
PID 3040 wrote to memory of 2752	3040	rundll32.exe	31
PID 3040 wrote to memory of 2752	3040	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b579a3a3cb8f2fe92acf4d0e2f6510fda9b07475ceb0d5c78b12f8efa0a1f90.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b579a3a3cb8f2fe92acf4d0e2f6510fda9b07475ceb0d5c78b12f8efa0a1f90.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 220
    3⤵
    - Program crash
    PID:2752

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/3040-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3040-1-0x0000000074520000-0x000000007454F000-memory.dmp

Filesize
188KB

Download
memory/3040-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download