dridex | 3b9093756c256cdc9782d4716df6d85037d1c412b42f13a88c7b0b6f851090a7

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 03:18

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General

Target

JaffaCakes118_3b9093756c256cdc9782d4716df6d85037d1c412b42f13a88c7b0b6f851090a7.dll
Size

184KB
MD5

1684e3017309b10625f154bc40cad8e8
SHA1

9d409804444b1e8021fbb64c2febd2dbe7b9f818
SHA256

3b9093756c256cdc9782d4716df6d85037d1c412b42f13a88c7b0b6f851090a7
SHA512

e6819aed86f9757125032b87cd9665797bf4058b83513d563b7b42dbf761ca51e332731017c9e94f7b1e6e602d94facfe8d164f30bec9f5a053211167a4c0d57
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaosoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4740-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
264	4740	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 4132 wrote to memory of 4740	4132	rundll32.exe	83
PID 4132 wrote to memory of 4740	4132	rundll32.exe	83
PID 4132 wrote to memory of 4740	4132	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b9093756c256cdc9782d4716df6d85037d1c412b42f13a88c7b0b6f851090a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b9093756c256cdc9782d4716df6d85037d1c412b42f13a88c7b0b6f851090a7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 616
    3⤵
    - Program crash
    PID:264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4740 -ip 4740
1⤵
PID:2868

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/4740-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download
memory/4740-2-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

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