dridex | 75b5d10b0ea691f6cb4b347518ad5ace66f57e1e1c2c861ab2c5d76f86adbd88

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:23

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General

Target

JaffaCakes118_75b5d10b0ea691f6cb4b347518ad5ace66f57e1e1c2c861ab2c5d76f86adbd88.dll
Size

188KB
MD5

5631e37f0cb93ec31106efad75164a41
SHA1

7ded4756b7cbf11b4d7003f1176c96ae261de0e6
SHA256

75b5d10b0ea691f6cb4b347518ad5ace66f57e1e1c2c861ab2c5d76f86adbd88
SHA512

a763eb0e541f543409614556e02314b54629b280b8e8382c9521a46174fe2754f24ede5ac0dcbed1f4f735f71f537be087d73c149280d8955d48277d1497106b
SSDEEP

3072:ateMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzh9qM:Sq7fYIHBZkTB6DWruUCOwjt

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/2628-1-0x00000000749D0000-0x0000000074A00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1752	2628	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 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2372 wrote to memory of 2628	2372	rundll32.exe	30
PID 2628 wrote to memory of 1752	2628	rundll32.exe	32
PID 2628 wrote to memory of 1752	2628	rundll32.exe	32
PID 2628 wrote to memory of 1752	2628	rundll32.exe	32
PID 2628 wrote to memory of 1752	2628	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75b5d10b0ea691f6cb4b347518ad5ace66f57e1e1c2c861ab2c5d76f86adbd88.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75b5d10b0ea691f6cb4b347518ad5ace66f57e1e1c2c861ab2c5d76f86adbd88.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 300
    3⤵
    - Program crash
    PID:1752

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/2628-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2628-1-0x00000000749D0000-0x0000000074A00000-memory.dmp

Filesize
192KB

Download
memory/2628-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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