dridex | 1f3759aa4794163fcd13d010e9a30f35f91048ebfb97f59753defa6ea2cc6a28

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
23/12/2024, 19:10

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General

Target

JaffaCakes118_1f3759aa4794163fcd13d010e9a30f35f91048ebfb97f59753defa6ea2cc6a28.dll
Size

188KB
MD5

8212545e0a5a74407d4ab7e8ee9c19ad
SHA1

00c234845a1e8b2353755bc0fc512450e7edbae3
SHA256

1f3759aa4794163fcd13d010e9a30f35f91048ebfb97f59753defa6ea2cc6a28
SHA512

0e5748743e23da81259353328b2fd40af9ea3518627cf8d8714935928f37a9889bc41d34d8e54c82da28b406aa3825acc8ccd4ef2c688352a1100f0d1a6113e0
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:uq7fYIHBZkTB6DWruUCOwjt

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/2128-1-0x00000000749E0000-0x0000000074A10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	2128	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 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 1908 wrote to memory of 2128	1908	rundll32.exe	30
PID 2128 wrote to memory of 2108	2128	rundll32.exe	32
PID 2128 wrote to memory of 2108	2128	rundll32.exe	32
PID 2128 wrote to memory of 2108	2128	rundll32.exe	32
PID 2128 wrote to memory of 2108	2128	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3759aa4794163fcd13d010e9a30f35f91048ebfb97f59753defa6ea2cc6a28.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3759aa4794163fcd13d010e9a30f35f91048ebfb97f59753defa6ea2cc6a28.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 300
    3⤵
    - Program crash
    PID:2108

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/2128-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x00000000749E0000-0x0000000074A10000-memory.dmp

Filesize
192KB

Download
memory/2128-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download