dridex | ffa5cc13a8807d00f411c31912cfc9a80d3cc6d2b00a56565cf8e87b0837d072

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:12

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General

Target

JaffaCakes118_ffa5cc13a8807d00f411c31912cfc9a80d3cc6d2b00a56565cf8e87b0837d072.dll
Size

188KB
MD5

3c3143118750fec5cd2881c5e84f1b82
SHA1

6bc9c21a9ca4ea957fbe238234b79fdc157b48b9
SHA256

ffa5cc13a8807d00f411c31912cfc9a80d3cc6d2b00a56565cf8e87b0837d072
SHA512

05111cca65785b942a973145e18b4a445159d029bbd51a87660521a9d0a812d784805dd1f47204f1179295ef7bbc43066dce883e2b1dd5c7baed1f05e0a7df8d
SSDEEP

3072:FteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz+9qM:Bq7fYIHBZkTB6DWruUCOwjt

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/2232-0-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2232	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 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2120 wrote to memory of 2232	2120	rundll32.exe	30
PID 2232 wrote to memory of 2732	2232	rundll32.exe	31
PID 2232 wrote to memory of 2732	2232	rundll32.exe	31
PID 2232 wrote to memory of 2732	2232	rundll32.exe	31
PID 2232 wrote to memory of 2732	2232	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffa5cc13a8807d00f411c31912cfc9a80d3cc6d2b00a56565cf8e87b0837d072.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffa5cc13a8807d00f411c31912cfc9a80d3cc6d2b00a56565cf8e87b0837d072.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 300
    3⤵
    - Program crash
    PID:2732

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/2232-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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memory/2232-0-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

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