dridex | f8f62789f6b858b7ca4a886a8332d64b37e8b488fb366ecc528519b23e0bb75a

Analysis

max time kernel
149s
max time network
150s
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, 23:14

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General

Target

JaffaCakes118_f8f62789f6b858b7ca4a886a8332d64b37e8b488fb366ecc528519b23e0bb75a.dll
Size

184KB
MD5

91078f4e45aa4ba97d4160d22b9115ee
SHA1

98086946e4128bcdeddc48c0a1712394193fce65
SHA256

f8f62789f6b858b7ca4a886a8332d64b37e8b488fb366ecc528519b23e0bb75a
SHA512

31985d1d411e4bdc2f51baa0554650cb0dc4c39ea98d1b4bcd762a6efb4546e3f93740eec8ed9054a757b075f42fe28ec5de9f42fb66f791e2cfd22a70e2903c
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:mfYOX+wTScR/Xzku9LVwquG

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/4780-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr
behavioral2/memory/4780-2-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	4780	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 4320 wrote to memory of 4780	4320	rundll32.exe	83
PID 4320 wrote to memory of 4780	4320	rundll32.exe	83
PID 4320 wrote to memory of 4780	4320	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8f62789f6b858b7ca4a886a8332d64b37e8b488fb366ecc528519b23e0bb75a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8f62789f6b858b7ca4a886a8332d64b37e8b488fb366ecc528519b23e0bb75a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 616
    3⤵
    - Program crash
    PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4780 -ip 4780
1⤵
PID:3684

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

Replay Monitor

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Downloads

memory/4780-0-0x0000000001140000-0x0000000001146000-memory.dmp

Filesize
24KB

Download
memory/4780-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/4780-2-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/4780-3-0x0000000001140000-0x0000000001146000-memory.dmp

Filesize
24KB

Download