dridex | 870c61efe786f44782bfac95293dfc2eca556477e6cf9a9037ed4e45bd78cd86

Analysis

max time kernel
148s
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
24-12-2024 10:25

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General

Target

JaffaCakes118_870c61efe786f44782bfac95293dfc2eca556477e6cf9a9037ed4e45bd78cd86.dll
Size

184KB
MD5

8a056e6c8df6fde871d3e5f077c2d7de
SHA1

daac9a44f148e3309409fc8771802e3201470f67
SHA256

870c61efe786f44782bfac95293dfc2eca556477e6cf9a9037ed4e45bd78cd86
SHA512

8cea3bfbeeebbf53c76998fb144888204d744e402ac42d736fe87a0b5c0fc5a159146b5e26b642bcc7d3014df7f65a86d3f43c3a939841af6a28b04c1c99aaf0
SSDEEP

3072:jJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:IfYOX+wTScR/Xzku9LVw+uG

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/4688-1-0x00000000758B0000-0x00000000758DF000-memory.dmp	dridex_ldr
behavioral2/memory/4688-2-0x00000000758B0000-0x00000000758DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3680	4688	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 664 wrote to memory of 4688	664	rundll32.exe	83
PID 664 wrote to memory of 4688	664	rundll32.exe	83
PID 664 wrote to memory of 4688	664	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_870c61efe786f44782bfac95293dfc2eca556477e6cf9a9037ed4e45bd78cd86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_870c61efe786f44782bfac95293dfc2eca556477e6cf9a9037ed4e45bd78cd86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4688 -s 624
    3⤵
    - Program crash
    PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4688 -ip 4688
1⤵
PID:996

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/4688-0-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/4688-1-0x00000000758B0000-0x00000000758DF000-memory.dmp

Filesize
188KB

Download
memory/4688-2-0x00000000758B0000-0x00000000758DF000-memory.dmp

Filesize
188KB

Download
memory/4688-3-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download