dridex | 5a6f42c212dbece931e16fb88e343f0986c5637dcab2a67baae4e9928d04c43a

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 04:57

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General

Target

JaffaCakes118_5a6f42c212dbece931e16fb88e343f0986c5637dcab2a67baae4e9928d04c43a.dll
Size

161KB
MD5

ca20cef8c5983a393e66a07c0a58e40e
SHA1

c77983e9d4480cf14044b13e0005d39050408e75
SHA256

5a6f42c212dbece931e16fb88e343f0986c5637dcab2a67baae4e9928d04c43a
SHA512

7f3949b6e3fb1b8e2bac502b537d0471f18a3c3b71cc61cd681453beba8baec19deacb5fc62bcf9bb8a41da635a92337606e7ae4ff53ee01609fce4587649f07
SSDEEP

3072:rgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:MnS62Fl+pkeJl3CvRStrFl+EYM

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/2700-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2700-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	2700	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 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2672 wrote to memory of 2700	2672	rundll32.exe	30
PID 2700 wrote to memory of 2784	2700	rundll32.exe	31
PID 2700 wrote to memory of 2784	2700	rundll32.exe	31
PID 2700 wrote to memory of 2784	2700	rundll32.exe	31
PID 2700 wrote to memory of 2784	2700	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a6f42c212dbece931e16fb88e343f0986c5637dcab2a67baae4e9928d04c43a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a6f42c212dbece931e16fb88e343f0986c5637dcab2a67baae4e9928d04c43a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 256
    3⤵
    - Program crash
    PID:2784

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/2700-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2700-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2700-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2700-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download