dridex | b9b7631fdbbf1a7e6cbf30e3a4f224c4cb7d82b0be305ec2918f4139bf3f0752

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
24-12-2024 00:14

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General

Target

JaffaCakes118_b9b7631fdbbf1a7e6cbf30e3a4f224c4cb7d82b0be305ec2918f4139bf3f0752.dll
Size

188KB
MD5

29d96b2a3a089d97641754a77bc19733
SHA1

19d53e6d0cb6822f8c213e1ab830b8efc7fcd0d7
SHA256

b9b7631fdbbf1a7e6cbf30e3a4f224c4cb7d82b0be305ec2918f4139bf3f0752
SHA512

adf8b44c512dc4e54770cd512fe6380da21b9f166f517e61a2680d755c688bf7abddf29e201cd32f5c3b906e8e4040119218bd6ab14c1ec690049493f9710d9c
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz59qM:Xq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/3968-0-0x0000000075050000-0x0000000075080000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
968	3968	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 4572 wrote to memory of 3968	4572	rundll32.exe	82
PID 4572 wrote to memory of 3968	4572	rundll32.exe	82
PID 4572 wrote to memory of 3968	4572	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9b7631fdbbf1a7e6cbf30e3a4f224c4cb7d82b0be305ec2918f4139bf3f0752.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9b7631fdbbf1a7e6cbf30e3a4f224c4cb7d82b0be305ec2918f4139bf3f0752.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 692
    3⤵
    - Program crash
    PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3968 -ip 3968
1⤵
PID:5040

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/3968-0-0x0000000075050000-0x0000000075080000-memory.dmp

Filesize
192KB

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memory/3968-2-0x0000000002440000-0x0000000002446000-memory.dmp

Filesize
24KB

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