dridex | 63b8f63ed80f0ffe653905c26d1f4ed3c3ab10fd7052d3c53271f8a13deb8ab4

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 00:14

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General

Target

JaffaCakes118_63b8f63ed80f0ffe653905c26d1f4ed3c3ab10fd7052d3c53271f8a13deb8ab4.dll
Size

184KB
MD5

0f085c9bbba0039177e62659a0cda4d2
SHA1

9e40c1624f96675edd6bc60802862b73f8b5e4f5
SHA256

63b8f63ed80f0ffe653905c26d1f4ed3c3ab10fd7052d3c53271f8a13deb8ab4
SHA512

97241e68d0e4027004dd140000ae71698ec9ee846c9c0ca452aa7d3e964c16d7f1013b9dc70667d692b99f66097337adac8f802170bc548983815a654b471cba
SSDEEP

3072:FJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jia//2uFrSc:ufYOX+wTScR/Xzku9LVwVuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1732-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr
behavioral1/memory/1732-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2516	1732	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 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1688 wrote to memory of 1732	1688	rundll32.exe	30
PID 1732 wrote to memory of 2516	1732	rundll32.exe	32
PID 1732 wrote to memory of 2516	1732	rundll32.exe	32
PID 1732 wrote to memory of 2516	1732	rundll32.exe	32
PID 1732 wrote to memory of 2516	1732	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63b8f63ed80f0ffe653905c26d1f4ed3c3ab10fd7052d3c53271f8a13deb8ab4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63b8f63ed80f0ffe653905c26d1f4ed3c3ab10fd7052d3c53271f8a13deb8ab4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 220
    3⤵
    - Program crash
    PID:2516

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/1732-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1732-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/1732-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/1732-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download