dridex | d76840021dfe5ebfbe8a237821d9f7a84957037be6d7c9624933e97c697b2338

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 22:03

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General

Target

JaffaCakes118_d76840021dfe5ebfbe8a237821d9f7a84957037be6d7c9624933e97c697b2338.dll
Size

184KB
MD5

3ff3aca22f2013138396410c52932d57
SHA1

003c73791e2f2904ee7efedffe37fbe74a27b671
SHA256

d76840021dfe5ebfbe8a237821d9f7a84957037be6d7c9624933e97c697b2338
SHA512

c68786e69ccdf4019495c53c1d0eb07fffb9ee0b9c2049305d1d9d80acc657c13fcfc3cbd22c5a8285bb234eec029c8dc46dbfe2a7f3bd201aad41af7f6ffcf1
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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/2688-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	2688	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 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d76840021dfe5ebfbe8a237821d9f7a84957037be6d7c9624933e97c697b2338.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d76840021dfe5ebfbe8a237821d9f7a84957037be6d7c9624933e97c697b2338.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 220
    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/2688-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2688-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/2688-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download