dridex | dc52474c35c4690b665a931aa21db3fd25ce8d485ae05bfbbec4535000574b30

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
24/12/2024, 01:33

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General

Target

JaffaCakes118_dc52474c35c4690b665a931aa21db3fd25ce8d485ae05bfbbec4535000574b30.dll
Size

188KB
MD5

aa5124c14d65ecfbb347ad7615fe09fb
SHA1

911bd9bdfbd9fc8381d2d9e468de5b9491118645
SHA256

dc52474c35c4690b665a931aa21db3fd25ce8d485ae05bfbbec4535000574b30
SHA512

a5ac794b31ca8438b920806901df394f09e56df83cab11d3b647cb6757e116b240bcc6295164daf1a2a8dbb96374dc798be3b36e3e3170dbedbaa70b9a975d40
SSDEEP

3072:LteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzV9qM:Dq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1692-1-0x00000000749E0000-0x0000000074A10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	1692	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 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1800 wrote to memory of 1692	1800	rundll32.exe	30
PID 1692 wrote to memory of 3064	1692	rundll32.exe	32
PID 1692 wrote to memory of 3064	1692	rundll32.exe	32
PID 1692 wrote to memory of 3064	1692	rundll32.exe	32
PID 1692 wrote to memory of 3064	1692	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dc52474c35c4690b665a931aa21db3fd25ce8d485ae05bfbbec4535000574b30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dc52474c35c4690b665a931aa21db3fd25ce8d485ae05bfbbec4535000574b30.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 300
    3⤵
    - Program crash
    PID:3064

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

Replay Monitor

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Downloads

memory/1692-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1692-1-0x00000000749E0000-0x0000000074A10000-memory.dmp

Filesize
192KB

Download
memory/1692-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download