dridex | 4f0e742a3ec551e854620834fd7fab6e4a3b76bce480efdfaea4d0ffd4880497

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:39

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General

Target

JaffaCakes118_4f0e742a3ec551e854620834fd7fab6e4a3b76bce480efdfaea4d0ffd4880497.dll
Size

188KB
MD5

3453b7e831918dd70db52495b4fdcf42
SHA1

4d9efb78ccd708d81ee7d76f1b1695318a74f819
SHA256

4f0e742a3ec551e854620834fd7fab6e4a3b76bce480efdfaea4d0ffd4880497
SHA512

7d21eba9c5cdd2418897150dff00d3d4197d8080169450fbed5955a79d705699a5d7433fd8ff99c49a12368231cfa3385d3fa70bd8036af1be5f0f49b28c3e1f
SSDEEP

3072:gteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz69qM:0q7fYIHBZkTB6DWruUCOwjt

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/2080-0-0x0000000074AF0000-0x0000000074B20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1228	2080	WerFault.exe	28

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 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2828 wrote to memory of 2080	2828	rundll32.exe	28
PID 2080 wrote to memory of 1228	2080	rundll32.exe	29
PID 2080 wrote to memory of 1228	2080	rundll32.exe	29
PID 2080 wrote to memory of 1228	2080	rundll32.exe	29
PID 2080 wrote to memory of 1228	2080	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f0e742a3ec551e854620834fd7fab6e4a3b76bce480efdfaea4d0ffd4880497.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f0e742a3ec551e854620834fd7fab6e4a3b76bce480efdfaea4d0ffd4880497.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 300
    3⤵
    - Program crash
    PID:1228

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/2080-0-0x0000000074AF0000-0x0000000074B20000-memory.dmp

Filesize
192KB

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memory/2080-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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