dridex | feec8b5a99fa7377c6898787785e600ad306f94bfa23803297f6f4c395291f4b

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 18:16

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General

Target

JaffaCakes118_feec8b5a99fa7377c6898787785e600ad306f94bfa23803297f6f4c395291f4b.dll
Size

184KB
MD5

7d6340b9c745295074d5ebc554e7bd99
SHA1

e3bced4abe7704af174414a46d6ecf1b08380167
SHA256

feec8b5a99fa7377c6898787785e600ad306f94bfa23803297f6f4c395291f4b
SHA512

acc9bd37906620f3a080853e466aa74aa20b515b551780c79fa583ca943aee10b715e1e6bfb8c39831c4c214a94d03c14bc447e63917216401f22ed6052669a2
SSDEEP

3072:1iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoUlzoxss7:1iLVCIT4WK2z1W+CUHZj4Skq/eaoqoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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
behavioral2/memory/3996-1-0x0000000074940000-0x000000007496F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3020	3996	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 3996	4180	rundll32.exe	84
PID 4180 wrote to memory of 3996	4180	rundll32.exe	84
PID 4180 wrote to memory of 3996	4180	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_feec8b5a99fa7377c6898787785e600ad306f94bfa23803297f6f4c395291f4b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_feec8b5a99fa7377c6898787785e600ad306f94bfa23803297f6f4c395291f4b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 616
    3⤵
    - Program crash
    PID:3020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3996 -ip 3996
1⤵
PID:4220

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/3996-0-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

Filesize
24KB

Download
memory/3996-1-0x0000000074940000-0x000000007496F000-memory.dmp

Filesize
188KB

Download
memory/3996-3-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

Filesize
24KB

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