dridex | 79bd3769fc603b67b6e8cc718eceebe14a84ff774ea62a04385052b06cca6991

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:02

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General

Target

JaffaCakes118_79bd3769fc603b67b6e8cc718eceebe14a84ff774ea62a04385052b06cca6991.dll
Size

188KB
MD5

ab7483864b88ad11726bf9bb31c213d7
SHA1

57283f1c20f04341c654c944a94e3fcec030d377
SHA256

79bd3769fc603b67b6e8cc718eceebe14a84ff774ea62a04385052b06cca6991
SHA512

d5a5a0b170293f4ce86db102c9d6aba74c3fbfc3c13bbc7083ceba916337d09d7eee247098a2420a9878b716a9936a027c8c19c6fbbf278c60d685b0c9dd2554
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAox0o:bzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2820-1-0x0000000074BE0000-0x0000000074C10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2820	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 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79bd3769fc603b67b6e8cc718eceebe14a84ff774ea62a04385052b06cca6991.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79bd3769fc603b67b6e8cc718eceebe14a84ff774ea62a04385052b06cca6991.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 300
    3⤵
    - Program crash
    PID:2764

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/2820-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2820-1-0x0000000074BE0000-0x0000000074C10000-memory.dmp

Filesize
192KB

Download
memory/2820-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download