dridex | 482951bc9e8754ac68e3a05dea5c43c5aa38896bd6d307e0d07da45559885911

Analysis

max time kernel
97s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 22:41

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General

Target

JaffaCakes118_482951bc9e8754ac68e3a05dea5c43c5aa38896bd6d307e0d07da45559885911.dll
Size

184KB
MD5

c186397afc638921009c5cecef1c3781
SHA1

83f41c4a93068d73ebf9f10d9197b3ddc9a481aa
SHA256

482951bc9e8754ac68e3a05dea5c43c5aa38896bd6d307e0d07da45559885911
SHA512

4a35918044fcabdb8fcdac3053a62f6ae9c516e97b881d86b70ff81cb4753ecd61771ad52d8d02f63244a171dbf606ca33dab01ddb131d6faf729b6db10870e1
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoqlzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eaogoC

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
behavioral2/memory/4116-1-0x0000000074CE0000-0x0000000074D0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	4116	WerFault.exe	83

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 2308 wrote to memory of 4116	2308	rundll32.exe	83
PID 2308 wrote to memory of 4116	2308	rundll32.exe	83
PID 2308 wrote to memory of 4116	2308	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_482951bc9e8754ac68e3a05dea5c43c5aa38896bd6d307e0d07da45559885911.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_482951bc9e8754ac68e3a05dea5c43c5aa38896bd6d307e0d07da45559885911.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 616
    3⤵
    - Program crash
    PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4116 -ip 4116
1⤵
PID:5008

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/4116-0-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download
memory/4116-1-0x0000000074CE0000-0x0000000074D0F000-memory.dmp

Filesize
188KB

Download
memory/4116-3-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download