dridex | 177743b3cacb5810971ba4ad4f6116652dae715f21cf315ae072832e5bfeffd0

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:23

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General

Target

JaffaCakes118_177743b3cacb5810971ba4ad4f6116652dae715f21cf315ae072832e5bfeffd0.dll
Size

184KB
MD5

b5cab6832f82e7b5cab8bd47b2aadcf3
SHA1

e7b14cddc0e97b97c637d91b486a04e3b4877c03
SHA256

177743b3cacb5810971ba4ad4f6116652dae715f21cf315ae072832e5bfeffd0
SHA512

b7f0f8b99bfde2a282828639972cf03618acfac44c4f0c9619b0019c4e170b742a754dbbee443b05450e708b6d55e4f509aa1fbb39549999345c7e311a5cd9e3
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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
behavioral1/memory/2792-0-0x0000000074DE0000-0x0000000074E0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2792	WerFault.exe	28

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 11 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 1656 wrote to memory of 2792	1656	rundll32.exe	28
PID 2792 wrote to memory of 2916	2792	rundll32.exe	29
PID 2792 wrote to memory of 2916	2792	rundll32.exe	29
PID 2792 wrote to memory of 2916	2792	rundll32.exe	29
PID 2792 wrote to memory of 2916	2792	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_177743b3cacb5810971ba4ad4f6116652dae715f21cf315ae072832e5bfeffd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_177743b3cacb5810971ba4ad4f6116652dae715f21cf315ae072832e5bfeffd0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 220
    3⤵
    - Program crash
    PID:2916

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/2792-2-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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memory/2792-0-0x0000000074DE0000-0x0000000074E0F000-memory.dmp

Filesize
188KB

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