dridex | 6810db61e4cb9c16daa286f5157dbad8a4ba63ab04f16fcf068af9f4c12052a7

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
25-12-2024 07:08

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General

Target

JaffaCakes118_6810db61e4cb9c16daa286f5157dbad8a4ba63ab04f16fcf068af9f4c12052a7.dll
Size

184KB
MD5

fab8fcdb4cd7e56d74bebb16813b1135
SHA1

146bbf5c099867723763122854127a5d36e6b821
SHA256

6810db61e4cb9c16daa286f5157dbad8a4ba63ab04f16fcf068af9f4c12052a7
SHA512

4af2c6a84bb2573ace1acdaf8acadb85b1e7531eded6e821b938e21c012b56e56ca98fd3f1d7b8f43c973025c635a4917a6fb9656386869c02425f31d32c11d5
SSDEEP

3072:tuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K1lmsb:/7TXYsd9SkONU1jKGlelm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1856-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	1856	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 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 2316 wrote to memory of 1856	2316	rundll32.exe	30
PID 1856 wrote to memory of 2836	1856	rundll32.exe	31
PID 1856 wrote to memory of 2836	1856	rundll32.exe	31
PID 1856 wrote to memory of 2836	1856	rundll32.exe	31
PID 1856 wrote to memory of 2836	1856	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6810db61e4cb9c16daa286f5157dbad8a4ba63ab04f16fcf068af9f4c12052a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6810db61e4cb9c16daa286f5157dbad8a4ba63ab04f16fcf068af9f4c12052a7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 220
    3⤵
    - Program crash
    PID:2836

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/1856-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1856-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/1856-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download