dridex | 5b2188ba70ca6762cd1838efa4125027636e31ef14cdec275683dbfb4fa6e3b2

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:40

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General

Target

JaffaCakes118_5b2188ba70ca6762cd1838efa4125027636e31ef14cdec275683dbfb4fa6e3b2.dll
Size

188KB
MD5

5a40b66cfe308b10396ed3d439090297
SHA1

ebb546202d5b257fb9243bf45d1165d665f0f0de
SHA256

5b2188ba70ca6762cd1838efa4125027636e31ef14cdec275683dbfb4fa6e3b2
SHA512

96b812a52fad4ce136d92aaf4f356f5fdcc9148457e9a0648b286915d582341a46aae8d2b730c5fea18a4635b35c439f1da7a2c5c2b94d1e27931fbc420bb5c3
SSDEEP

3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAooo:FzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2316-1-0x0000000074B10000-0x0000000074B40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2316	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 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b2188ba70ca6762cd1838efa4125027636e31ef14cdec275683dbfb4fa6e3b2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b2188ba70ca6762cd1838efa4125027636e31ef14cdec275683dbfb4fa6e3b2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 300
    3⤵
    - Program crash
    PID:2348

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/2316-0-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074B10000-0x0000000074B40000-memory.dmp

Filesize
192KB

Download
memory/2316-3-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download