dridex | b0f2649de62a511c44741bd1d248823e1d1a8c88eef3925c842921719950c717

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 14:08

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General

Target

JaffaCakes118_b0f2649de62a511c44741bd1d248823e1d1a8c88eef3925c842921719950c717.dll
Size

161KB
MD5

7bf1ac437b9f8af8b93743d89bbae335
SHA1

b5845cc31df1bcf0cc46f38e8a6f0c44ead1a88f
SHA256

b0f2649de62a511c44741bd1d248823e1d1a8c88eef3925c842921719950c717
SHA512

9795c7f82e316babe448b3369abbcaed3a4bb724065f890f2a35a1f67d5d5f4f4554d8bbda5ba19a7a45fe6029e4dd63de47b93e58243649eaacebde54548be3
SSDEEP

3072:KoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:RnS62Fl+pkeJl3CvRStrFl+EYn

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/2360-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2360-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2544	2360	WerFault.exe	31

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 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2360 wrote to memory of 2544	2360	rundll32.exe	32
PID 2360 wrote to memory of 2544	2360	rundll32.exe	32
PID 2360 wrote to memory of 2544	2360	rundll32.exe	32
PID 2360 wrote to memory of 2544	2360	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0f2649de62a511c44741bd1d248823e1d1a8c88eef3925c842921719950c717.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0f2649de62a511c44741bd1d248823e1d1a8c88eef3925c842921719950c717.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 256
    3⤵
    - Program crash
    PID:2544

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/2360-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2360-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2360-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2360-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download