dridex | fe5faa6a350a6ae90adfdd4088b6dd5b71c9828f59a7a153ee08891624e678cc

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, 06:30

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General

Target

JaffaCakes118_fe5faa6a350a6ae90adfdd4088b6dd5b71c9828f59a7a153ee08891624e678cc.dll
Size

177KB
MD5

c23a6fb1bf69b586db815afb276f05c6
SHA1

aaf0f20fcb20aa946a15688bbb7af289e8b72a47
SHA256

fe5faa6a350a6ae90adfdd4088b6dd5b71c9828f59a7a153ee08891624e678cc
SHA512

4bd7a1bb70d45b07efe4055fd5b4063227a85d53a23d1599a64bc88bef53f800d2a7afed146b5f56800f8a4cbcdd1887dd0dc7118098eb64d9f92cffd21f3f87
SSDEEP

3072:BuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:tzWxkOP4p2EesvcDi6DOHPJ

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/2300-1-0x0000000074620000-0x0000000074651000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2300	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 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 3044 wrote to memory of 2300	3044	rundll32.exe	30
PID 2300 wrote to memory of 2380	2300	rundll32.exe	32
PID 2300 wrote to memory of 2380	2300	rundll32.exe	32
PID 2300 wrote to memory of 2380	2300	rundll32.exe	32
PID 2300 wrote to memory of 2380	2300	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe5faa6a350a6ae90adfdd4088b6dd5b71c9828f59a7a153ee08891624e678cc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe5faa6a350a6ae90adfdd4088b6dd5b71c9828f59a7a153ee08891624e678cc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 220
    3⤵
    - Program crash
    PID:2380

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/2300-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2300-1-0x0000000074620000-0x0000000074651000-memory.dmp

Filesize
196KB

Download
memory/2300-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download