dridex | 2767711d0aea75d3d26c32a337c715c2cdddb9e67e46a530d0cfdf85bcc8d5fc

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
24-12-2024 01:58

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General

Target

JaffaCakes118_2767711d0aea75d3d26c32a337c715c2cdddb9e67e46a530d0cfdf85bcc8d5fc.dll
Size

177KB
MD5

8606ef5ac1aa6cb581a42f0f6424eb3f
SHA1

440fb19fabd5ae88d1a67f101c84859603c0cb77
SHA256

2767711d0aea75d3d26c32a337c715c2cdddb9e67e46a530d0cfdf85bcc8d5fc
SHA512

3f44a4b66716d7381b1c927ab189d4d923150e99c3c4107ca42c3dd2ee5f08a1b5554ae903e859389926684162aa9c8182fba03c0df5a750e5643fd9a55d52d6
SSDEEP

3072:uuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:CzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1548-1-0x00000000750C0000-0x00000000750F1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	1548	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 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2767711d0aea75d3d26c32a337c715c2cdddb9e67e46a530d0cfdf85bcc8d5fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2767711d0aea75d3d26c32a337c715c2cdddb9e67e46a530d0cfdf85bcc8d5fc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 220
    3⤵
    - Program crash
    PID:2256

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/1548-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1548-1-0x00000000750C0000-0x00000000750F1000-memory.dmp

Filesize
196KB

Download
memory/1548-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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