dridex | 1a134a9a881cb9f244d33ab10486258e7d79522f1b861cadc3e532f7385d46dd

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:32

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General

Target

JaffaCakes118_1a134a9a881cb9f244d33ab10486258e7d79522f1b861cadc3e532f7385d46dd.dll
Size

188KB
MD5

ba6aa548ce8662ae2cccc7f048b4684a
SHA1

3ea85261dd52c2466ef947d2371f181ae5445f84
SHA256

1a134a9a881cb9f244d33ab10486258e7d79522f1b861cadc3e532f7385d46dd
SHA512

ef720eb3fadf7c452d05668645b9a01065d473e184950a0832258f9220e559a905aa2a0be9a37bd7e4e8cc05b71a72cd48a19db19d4934cebdd70aab69629484
SSDEEP

3072:2teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz39qM:+q7fYIHBZkTB6DWruUCOwjt

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/2284-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2220	2284	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 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2336 wrote to memory of 2284	2336	rundll32.exe	30
PID 2284 wrote to memory of 2220	2284	rundll32.exe	32
PID 2284 wrote to memory of 2220	2284	rundll32.exe	32
PID 2284 wrote to memory of 2220	2284	rundll32.exe	32
PID 2284 wrote to memory of 2220	2284	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a134a9a881cb9f244d33ab10486258e7d79522f1b861cadc3e532f7385d46dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a134a9a881cb9f244d33ab10486258e7d79522f1b861cadc3e532f7385d46dd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 300
    3⤵
    - Program crash
    PID:2220

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/2284-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2284-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/2284-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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