dridex | 80ae758cec76260e0efdd64eb337c929a1ea480dacb6a39f294140fa969c5db5

Analysis

max time kernel
148s
max time network
151s
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 19:17

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General

Target

JaffaCakes118_80ae758cec76260e0efdd64eb337c929a1ea480dacb6a39f294140fa969c5db5.dll
Size

184KB
MD5

41753b1f5f8252e47d29678674e5690c
SHA1

6f311a3505bbbda1662613b0f8e6b479fdf264da
SHA256

80ae758cec76260e0efdd64eb337c929a1ea480dacb6a39f294140fa969c5db5
SHA512

757deb1907e9ea5558cbfb9912ceec79d8ba3d1f2d96a041e31fa67c8b80684761a541c90288a8370110647ba172147e542e5140220d546c91e5b87ad15af9e7
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JAa//2uFrSc:mfYOX+wTScR/Xzku9LVwHuG

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/4940-1-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr
behavioral2/memory/4940-2-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
348	4940	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 3808 wrote to memory of 4940	3808	rundll32.exe	83
PID 3808 wrote to memory of 4940	3808	rundll32.exe	83
PID 3808 wrote to memory of 4940	3808	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_80ae758cec76260e0efdd64eb337c929a1ea480dacb6a39f294140fa969c5db5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_80ae758cec76260e0efdd64eb337c929a1ea480dacb6a39f294140fa969c5db5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 616
    3⤵
    - Program crash
    PID:348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
1⤵
PID:2408

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/4940-0-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/4940-1-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download
memory/4940-3-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/4940-2-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

Download