dridex | 4f1e82b8d9c95ad20956420b2c782dd1cd0ccd04c7c1135f80f77874f627a868

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 05:57

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General

Target

JaffaCakes118_4f1e82b8d9c95ad20956420b2c782dd1cd0ccd04c7c1135f80f77874f627a868.dll
Size

184KB
MD5

259b7245f5d028d1cc124ec3217879a2
SHA1

052f6b73df749631acc4c4950624017c91a8cb10
SHA256

4f1e82b8d9c95ad20956420b2c782dd1cd0ccd04c7c1135f80f77874f627a868
SHA512

fb4d156a54211f59f9390af1dd42c702e72391e3dc70e415fee28ab71ef421f9e772dc2adaa2381af30ae27adb934e3a629ab5abdee204d7da890f3f27ebe5bf
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2400-1-0x0000000075000000-0x000000007502F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2400	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 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 1032 wrote to memory of 2400	1032	rundll32.exe	30
PID 2400 wrote to memory of 2796	2400	rundll32.exe	31
PID 2400 wrote to memory of 2796	2400	rundll32.exe	31
PID 2400 wrote to memory of 2796	2400	rundll32.exe	31
PID 2400 wrote to memory of 2796	2400	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f1e82b8d9c95ad20956420b2c782dd1cd0ccd04c7c1135f80f77874f627a868.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f1e82b8d9c95ad20956420b2c782dd1cd0ccd04c7c1135f80f77874f627a868.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 220
    3⤵
    - Program crash
    PID:2796

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/2400-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2400-1-0x0000000075000000-0x000000007502F000-memory.dmp

Filesize
188KB

Download
memory/2400-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download