dridex | 88019c1c9cd99c23072935ed9165b899271ccb7839af46e76e42f52075248330

Analysis

max time kernel
32s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:28 UTC

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_88019c1c9cd99c23072935ed9165b899271ccb7839af46e76e42f52075248330.dll
Size

188KB
MD5

718164956c7f44bc5c4964553908745c
SHA1

79c7f91a78684645ac21b85e3900bce6650bc6a2
SHA256

88019c1c9cd99c23072935ed9165b899271ccb7839af46e76e42f52075248330
SHA512

4c92231c6bae0d132fc97faf15c9dc40800d9943e29d3edc40b20bd4194b75984f2e39eb8928f52bcf19ad839c86f094a831633dba9dbd605ba5034b0efc209a
SSDEEP

3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAodo:/zIqATVfQeV2FZalKq6jtGJWuTmd

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

1
KyrwRFvnPSJz1K6RG9FGBnfutYq4Kbv0AqNO1y41Jw

rc4.plain

1
aF35v54BafRSuy5kKzAyL5d7iE2gSrPPvsMOuf22FPl0HHQhMRlw8iMYOHxIDusi

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/2840-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	2840	WerFault.exe	29

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 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2936 wrote to memory of 2840	2936	rundll32.exe	29
PID 2840 wrote to memory of 2900	2840	rundll32.exe	30
PID 2840 wrote to memory of 2900	2840	rundll32.exe	30
PID 2840 wrote to memory of 2900	2840	rundll32.exe	30
PID 2840 wrote to memory of 2900	2840	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88019c1c9cd99c23072935ed9165b899271ccb7839af46e76e42f52075248330.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88019c1c9cd99c23072935ed9165b899271ccb7839af46e76e42f52075248330.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 308
    3⤵
    - Program crash
    PID:2900

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

Loading Replay Monitor...

Downloads

memory/2840-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2840-1-0x0000000074AF0000-0x0000000074B20000-memory.dmp

Filesize
192KB

Download
memory/2840-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download