dridex | faa81474007cde548222910eb143b7df1f02611cf1f755a76b3cfd2e7dba2272

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:16

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General

Target

JaffaCakes118_faa81474007cde548222910eb143b7df1f02611cf1f755a76b3cfd2e7dba2272.dll
Size

188KB
MD5

effb216ae3e8b1ead38f2abcc7263fd0
SHA1

5d367aa153fa7b563184f22709f952dc8ebe8185
SHA256

faa81474007cde548222910eb143b7df1f02611cf1f755a76b3cfd2e7dba2272
SHA512

3014f3636b674005a109b471491dc3608b505676cdcb4f3d7c77efccb5b45731bef4cc21ef842876214dc22b7dacc1ef25d774155e5b49654e65d0badc35ec48
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzV9qM:4q7fYIHBZkTB6DWruUCOwjt

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/2988-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2988	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 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2128 wrote to memory of 2988	2128	rundll32.exe	31
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32
PID 2988 wrote to memory of 2184	2988	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_faa81474007cde548222910eb143b7df1f02611cf1f755a76b3cfd2e7dba2272.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_faa81474007cde548222910eb143b7df1f02611cf1f755a76b3cfd2e7dba2272.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 300
    3⤵
    - Program crash
    PID:2184

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/2988-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2988-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download
memory/2988-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download