dridex | f33ec90db72e5f407ae8bc09c114243d317564bc6e26b35f9eb49dea5b65d7aa

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 06:28

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General

Target

JaffaCakes118_f33ec90db72e5f407ae8bc09c114243d317564bc6e26b35f9eb49dea5b65d7aa.dll
Size

177KB
MD5

41f6ce353f2f091008789425c9588169
SHA1

2e8bc93376881562a1ea53d7cf0f92020afd3215
SHA256

f33ec90db72e5f407ae8bc09c114243d317564bc6e26b35f9eb49dea5b65d7aa
SHA512

f8446caf3994cd99bb28cebf04972dbd9829b5613d294e80f6f7786395bd78487c16229d5215d333c9db14db8ba92c7021c26fa12619bb142e158dc023f2870c
SSDEEP

3072:5uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:lzWxkOP4p2EesvcDi6DOHPJ

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
behavioral2/memory/4440-1-0x0000000074A60000-0x0000000074A91000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3856	4440	WerFault.exe	83

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 2276 wrote to memory of 4440	2276	rundll32.exe	83
PID 2276 wrote to memory of 4440	2276	rundll32.exe	83
PID 2276 wrote to memory of 4440	2276	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f33ec90db72e5f407ae8bc09c114243d317564bc6e26b35f9eb49dea5b65d7aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f33ec90db72e5f407ae8bc09c114243d317564bc6e26b35f9eb49dea5b65d7aa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 636
    3⤵
    - Program crash
    PID:3856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4440 -ip 4440
1⤵
PID:432

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/4440-0-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/4440-1-0x0000000074A60000-0x0000000074A91000-memory.dmp

Filesize
196KB

Download
memory/4440-3-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download