dridex | 4fc783aa15d731c400cb1d9096ab7122150d9ae156eafa5ce872adb556275d6f

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:47

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General

Target

JaffaCakes118_4fc783aa15d731c400cb1d9096ab7122150d9ae156eafa5ce872adb556275d6f.dll
Size

161KB
MD5

d27a77f87c6bd7727ec6db2225fba3e2
SHA1

6d885e42f708df1ea2f52d000d962ff9565819d3
SHA256

4fc783aa15d731c400cb1d9096ab7122150d9ae156eafa5ce872adb556275d6f
SHA512

13a73f9d412bd25b9d1e89522b71b8e272cbe8ea9746627ffa1abd52d932433038cab383096055c2f4be59672102369fbf7117803d875d9dde47bfc1db0eeef4
SSDEEP

3072:rR4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:GDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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
behavioral2/memory/3388-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1020	3388	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 3388	216	rundll32.exe	82
PID 216 wrote to memory of 3388	216	rundll32.exe	82
PID 216 wrote to memory of 3388	216	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fc783aa15d731c400cb1d9096ab7122150d9ae156eafa5ce872adb556275d6f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fc783aa15d731c400cb1d9096ab7122150d9ae156eafa5ce872adb556275d6f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 712
    3⤵
    - Program crash
    PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3388 -ip 3388
1⤵
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/3388-0-0x0000000001370000-0x0000000001376000-memory.dmp

Filesize
24KB

Download
memory/3388-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3388-3-0x0000000001370000-0x0000000001376000-memory.dmp

Filesize
24KB

Download