dridex | 8634b1405632cd7e852d66e79d7a3d47bf53d78391f688c641decf72eefe77d4

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:12

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General

Target

JaffaCakes118_8634b1405632cd7e852d66e79d7a3d47bf53d78391f688c641decf72eefe77d4.dll
Size

188KB
MD5

f029e7a8431d61b9f56e743b27813d16
SHA1

b90192bd09700f970a414ff1b42cbaa654badfc0
SHA256

8634b1405632cd7e852d66e79d7a3d47bf53d78391f688c641decf72eefe77d4
SHA512

8a4808749d776875c589c67534d2d96fcc54fe41075e6c52022be315b980bfadef4f97feeaecf2cede276eefaa63d8db4b7a00702305b8844c67b5607e092c89
SSDEEP

3072:lteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:hq7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/3020-1-0x0000000075050000-0x0000000075080000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2420	3020	WerFault.exe	30

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 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8634b1405632cd7e852d66e79d7a3d47bf53d78391f688c641decf72eefe77d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8634b1405632cd7e852d66e79d7a3d47bf53d78391f688c641decf72eefe77d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 300
    3⤵
    - Program crash
    PID:2420

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/3020-1-0x0000000075050000-0x0000000075080000-memory.dmp

Filesize
192KB

Download
memory/3020-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3020-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download