dridex | 4bf5652ed2cae950e2f94d9438f608bcd964f19252400f2f34e62e17c42e28db

Analysis

max time kernel
94s
max time network
142s
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, 01:24

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General

Target

JaffaCakes118_4bf5652ed2cae950e2f94d9438f608bcd964f19252400f2f34e62e17c42e28db.dll
Size

184KB
MD5

a979517cdd9443224b2cf641cafbca30
SHA1

7e1102d2dd09597f73cf768ab8fc4da3d4ccbcc1
SHA256

4bf5652ed2cae950e2f94d9438f608bcd964f19252400f2f34e62e17c42e28db
SHA512

817c0ee85f4698419a1c4dcef1b21a3ec648808ccf51ef6544fbd5b5d2c1303ac31bb499c1859a2d4d1e64988e3b55fb86ab3a0087f80ffee494a9061b7d48af
SSDEEP

3072:TJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:YfYOX+wTScR/Xzku9LVwzuG

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/1832-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr
behavioral2/memory/1832-3-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3460	1832	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 536 wrote to memory of 1832	536	rundll32.exe	83
PID 536 wrote to memory of 1832	536	rundll32.exe	83
PID 536 wrote to memory of 1832	536	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bf5652ed2cae950e2f94d9438f608bcd964f19252400f2f34e62e17c42e28db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bf5652ed2cae950e2f94d9438f608bcd964f19252400f2f34e62e17c42e28db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 620
    3⤵
    - Program crash
    PID:3460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1832 -ip 1832
1⤵
PID:4480

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/1832-2-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/1832-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download
memory/1832-3-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download