dridex | da65c4794d60e5ce92da0e939707e8e6d4b6f9ac71b52e250911b5dbe22d3b86

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 13:26

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General

Target

JaffaCakes118_da65c4794d60e5ce92da0e939707e8e6d4b6f9ac71b52e250911b5dbe22d3b86.dll
Size

184KB
MD5

4765bfb1152149cb9f99af6b872ebd0b
SHA1

435be586ba2818352de11a3bf2b7c72b698bef1b
SHA256

da65c4794d60e5ce92da0e939707e8e6d4b6f9ac71b52e250911b5dbe22d3b86
SHA512

509b2e06d4b1ed6f8899149ceed7c58c692498a509cc0e01dd09c42fa309cd46c9797117c83c3342e1eceaf4be1a534c87c9277a5e5e1fac75459ac3a8b1abff
SSDEEP

3072:JiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoUlzoxss7:JiLVCIT4WK2z1W+CUHZj4Skq/eaoqoC

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/1548-1-0x0000000075100000-0x000000007512F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	1548	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 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 2016 wrote to memory of 1548	2016	rundll32.exe	31
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32
PID 1548 wrote to memory of 2256	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da65c4794d60e5ce92da0e939707e8e6d4b6f9ac71b52e250911b5dbe22d3b86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da65c4794d60e5ce92da0e939707e8e6d4b6f9ac71b52e250911b5dbe22d3b86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 220
    3⤵
    - Program crash
    PID:2256

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

Replay Monitor

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Downloads

memory/1548-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1548-1-0x0000000075100000-0x000000007512F000-memory.dmp

Filesize
188KB

Download
memory/1548-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download