dridex | cf9b960f82937b34854d0499836afbb44d163785d97dc907383f364c41d9c839

Analysis

max time kernel
93s
max time network
144s
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, 04:42

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General

Target

JaffaCakes118_cf9b960f82937b34854d0499836afbb44d163785d97dc907383f364c41d9c839.dll
Size

184KB
MD5

174a9bebf49082e6ad73a0b5a5f5c249
SHA1

e19bae90b21163e3309fed7e47ca18266b0fe96b
SHA256

cf9b960f82937b34854d0499836afbb44d163785d97dc907383f364c41d9c839
SHA512

0c793773f4f5572866eb0e7bd906aaf46a0893bca890c4416db1702e28d7f1823e5c8059ae4b7148d8d445cf163ae51aca9bb45444c44031d2fbaf6bc824b986
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jba//2uFrSc:mfYOX+wTScR/Xzku9LVw0uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2404-1-0x0000000074B50000-0x0000000074B7F000-memory.dmp	dridex_ldr
behavioral2/memory/2404-2-0x0000000074B50000-0x0000000074B7F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
384	2404	WerFault.exe	82

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 212 wrote to memory of 2404	212	rundll32.exe	82
PID 212 wrote to memory of 2404	212	rundll32.exe	82
PID 212 wrote to memory of 2404	212	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf9b960f82937b34854d0499836afbb44d163785d97dc907383f364c41d9c839.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf9b960f82937b34854d0499836afbb44d163785d97dc907383f364c41d9c839.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 624
    3⤵
    - Program crash
    PID:384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2404 -ip 2404
1⤵
PID:4056

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/2404-0-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x0000000074B50000-0x0000000074B7F000-memory.dmp

Filesize
188KB

Download
memory/2404-3-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

Download
memory/2404-2-0x0000000074B50000-0x0000000074B7F000-memory.dmp

Filesize
188KB

Download