dridex | f40470d2e75fd2655f351699c285afdd3362e923eabbc6023208d0d3fcaade56

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
30-12-2024 21:24

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General

Target

JaffaCakes118_f40470d2e75fd2655f351699c285afdd3362e923eabbc6023208d0d3fcaade56.dll
Size

184KB
MD5

1c71b4162a3c313d6b8792d0d1ea7a5c
SHA1

b2f933be9da2268d528112a50dd56493d73c7923
SHA256

f40470d2e75fd2655f351699c285afdd3362e923eabbc6023208d0d3fcaade56
SHA512

6f774790f694a5b1617dd2175443668c285658f825a7051ba64ee156468172d6123733d61d6b7b4727057468971d3a1a7c6c34b53a77e51bc1b5e8fa0dec7ab7
SSDEEP

3072:kiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:kiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

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/2340-1-0x00000000753D0000-0x00000000753FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
792	2340	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 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 1636 wrote to memory of 2340	1636	rundll32.exe	31
PID 2340 wrote to memory of 792	2340	rundll32.exe	32
PID 2340 wrote to memory of 792	2340	rundll32.exe	32
PID 2340 wrote to memory of 792	2340	rundll32.exe	32
PID 2340 wrote to memory of 792	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f40470d2e75fd2655f351699c285afdd3362e923eabbc6023208d0d3fcaade56.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f40470d2e75fd2655f351699c285afdd3362e923eabbc6023208d0d3fcaade56.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:792

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/2340-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000753D0000-0x00000000753FF000-memory.dmp

Filesize
188KB

Download
memory/2340-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download