dridex | fa585f8931f9b5b5efb79da5e6c54aba2a6b38dc0cda38f9a6725294033aecd0

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
30-12-2024 00:55

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General

Target

JaffaCakes118_fa585f8931f9b5b5efb79da5e6c54aba2a6b38dc0cda38f9a6725294033aecd0.dll
Size

184KB
MD5

beb3d8cd6e7fd469b84ec8c132ac99c9
SHA1

65896d856b483108a6a7a05e1f4885930239364c
SHA256

fa585f8931f9b5b5efb79da5e6c54aba2a6b38dc0cda38f9a6725294033aecd0
SHA512

742de5215885f8d353562426af435e69bb825a6c14ddfc6ab318f83fb8f406359c871b89fca030e05293150b7623b5febda92a6f49124c813ae788a5b2511a7b
SSDEEP

3072:TiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaozlzoxss7:TiLVCIT4WK2z1W+CUHZj4Skq/eaopoC

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/2760-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2760	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 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2692 wrote to memory of 2760	2692	rundll32.exe	31
PID 2760 wrote to memory of 2696	2760	rundll32.exe	32
PID 2760 wrote to memory of 2696	2760	rundll32.exe	32
PID 2760 wrote to memory of 2696	2760	rundll32.exe	32
PID 2760 wrote to memory of 2696	2760	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa585f8931f9b5b5efb79da5e6c54aba2a6b38dc0cda38f9a6725294033aecd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa585f8931f9b5b5efb79da5e6c54aba2a6b38dc0cda38f9a6725294033aecd0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 220
    3⤵
    - Program crash
    PID:2696

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/2760-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2760-1-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

Download
memory/2760-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download