dridex | 200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:19

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General

Target

JaffaCakes118_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll
Size

161KB
MD5

55c20aa16106f9b0acb8bd402507762a
SHA1

ca5327e397a3391531c70cbf376a0845466e9712
SHA256

200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323
SHA512

6cb5da1a34f2604e1ea776ebb65b8865fc8c429f7699a7d2812c7a789dac1d25a1b8d6b6038d4f9e9b9446de13b7d3ccd64578b06f29b9b92e8c167cc08887ae
SSDEEP

3072:f1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:tnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2372-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2372	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 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 3068 wrote to memory of 2372	3068	rundll32.exe	30
PID 2372 wrote to memory of 2700	2372	rundll32.exe	31
PID 2372 wrote to memory of 2700	2372	rundll32.exe	31
PID 2372 wrote to memory of 2700	2372	rundll32.exe	31
PID 2372 wrote to memory of 2700	2372	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 256
    3⤵
    - Program crash
    PID:2700

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/2372-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2372-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2372-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download