dridex | 794f43a4c8e239da029507303eb670e1cbeac555100f3f9a351528e1dfbe12e3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:17

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General

Target

JaffaCakes118_794f43a4c8e239da029507303eb670e1cbeac555100f3f9a351528e1dfbe12e3.dll
Size

188KB
MD5

89711cafee45c85a70f20b604f15a040
SHA1

1e964c9d9f652079e3384496c26905f016003ae1
SHA256

794f43a4c8e239da029507303eb670e1cbeac555100f3f9a351528e1dfbe12e3
SHA512

f0213bf7343e22420d60293098b3fec6295e67949bedcba8a0f48d23cc01fd5a4e49e413d861a9a937cece139cee529078fff81cd9463d223818aeb58f49d1e3
SSDEEP

3072:gteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:0q7fYIHBZkTB6DWruUCOwjt

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/2096-1-0x0000000075350000-0x0000000075380000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	2096	WerFault.exe	31

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 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2932 wrote to memory of 2096	2932	rundll32.exe	31
PID 2096 wrote to memory of 2688	2096	rundll32.exe	32
PID 2096 wrote to memory of 2688	2096	rundll32.exe	32
PID 2096 wrote to memory of 2688	2096	rundll32.exe	32
PID 2096 wrote to memory of 2688	2096	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794f43a4c8e239da029507303eb670e1cbeac555100f3f9a351528e1dfbe12e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794f43a4c8e239da029507303eb670e1cbeac555100f3f9a351528e1dfbe12e3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2096 -s 300
    3⤵
    - Program crash
    PID:2688

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/2096-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2096-1-0x0000000075350000-0x0000000075380000-memory.dmp

Filesize
192KB

Download
memory/2096-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download