dridex | 57fba295bce60e0b74b35ff9c0507c1a538a55e9ece6dcb5f8df801463ebf377

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 08:52

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General

Target

JaffaCakes118_57fba295bce60e0b74b35ff9c0507c1a538a55e9ece6dcb5f8df801463ebf377.dll
Size

184KB
MD5

0752e24aab4ad163361ac8b4cb7291f4
SHA1

44106eb15161cb7ebc3118f9fe0be6e4b05d6e97
SHA256

57fba295bce60e0b74b35ff9c0507c1a538a55e9ece6dcb5f8df801463ebf377
SHA512

0c3d5f58c5b2a7305b440b25ba5f4c63ffbe24875dd3719b556d7596b2ca922eeeea6a177463a7edd723eb79a8b014b485682ac5abe0a9edcae588388ddf09f9
SSDEEP

3072:5iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao4lzoxss7:5iLVCIT4WK2z1W+CUHZj4Skq/eaomoC

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
behavioral1/memory/1896-1-0x0000000074580000-0x00000000745AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2416	1896	WerFault.exe	30

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 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 2172 wrote to memory of 1896	2172	rundll32.exe	30
PID 1896 wrote to memory of 2416	1896	rundll32.exe	32
PID 1896 wrote to memory of 2416	1896	rundll32.exe	32
PID 1896 wrote to memory of 2416	1896	rundll32.exe	32
PID 1896 wrote to memory of 2416	1896	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57fba295bce60e0b74b35ff9c0507c1a538a55e9ece6dcb5f8df801463ebf377.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57fba295bce60e0b74b35ff9c0507c1a538a55e9ece6dcb5f8df801463ebf377.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 220
    3⤵
    - Program crash
    PID:2416

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/1896-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1896-1-0x0000000074580000-0x00000000745AF000-memory.dmp

Filesize
188KB

Download
memory/1896-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download