dridex | b4a2210261d1cffa8b83357ce0e45257131c39f78125a77b409903405b65f255

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
23-12-2024 23:15

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General

Target

JaffaCakes118_b4a2210261d1cffa8b83357ce0e45257131c39f78125a77b409903405b65f255.dll
Size

188KB
MD5

f464fb7bad08717710fa877d69b71b52
SHA1

baa0cb346e2636c9b0de20ad79d86c7dc984cba9
SHA256

b4a2210261d1cffa8b83357ce0e45257131c39f78125a77b409903405b65f255
SHA512

a684b0f9c484d4a382aa8e4a60c056655516545913c46c1be94e42fee5d07b0b7e178b00c70dea7efab5d2557a90811760f50ad66d51d4aa72d4ec9f1657a83c
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzD9qM:aq7fYIHBZkTB6DWruUCOwjt

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/1664-1-0x0000000075340000-0x0000000075370000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	1664	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 1948 wrote to memory of 1664	1948	rundll32.exe	82
PID 1948 wrote to memory of 1664	1948	rundll32.exe	82
PID 1948 wrote to memory of 1664	1948	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4a2210261d1cffa8b83357ce0e45257131c39f78125a77b409903405b65f255.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b4a2210261d1cffa8b83357ce0e45257131c39f78125a77b409903405b65f255.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 692
    3⤵
    - Program crash
    PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1664 -ip 1664
1⤵
PID:432

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/1664-0-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1664-1-0x0000000075340000-0x0000000075370000-memory.dmp

Filesize
192KB

Download
memory/1664-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download