dridex | 86f1ddf09155a9dfa3c62c7af0315a80030cf0faf9b3eb37aca4fee8c8c7dadd

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 00:55

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General

Target

JaffaCakes118_86f1ddf09155a9dfa3c62c7af0315a80030cf0faf9b3eb37aca4fee8c8c7dadd.dll
Size

184KB
MD5

cecd294b678c243e1e7512bb485483e4
SHA1

c10521b1a393d65df4930fc589870fd0270889dc
SHA256

86f1ddf09155a9dfa3c62c7af0315a80030cf0faf9b3eb37aca4fee8c8c7dadd
SHA512

6904edfca1f706d5959d9f1ea564f8fea0f2bccc4f5009a7b2f59f9bf2cf9a159f74893b95e41b3ddf5a7bb05c0530d55a8427c1438fb81285ca56e75b2fe590
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoWoC

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/2756-1-0x0000000074EE0000-0x0000000074F0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2756	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 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2648 wrote to memory of 2756	2648	rundll32.exe	31
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32
PID 2756 wrote to memory of 2752	2756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86f1ddf09155a9dfa3c62c7af0315a80030cf0faf9b3eb37aca4fee8c8c7dadd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86f1ddf09155a9dfa3c62c7af0315a80030cf0faf9b3eb37aca4fee8c8c7dadd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 220
    3⤵
    - Program crash
    PID:2752

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/2756-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000074EE0000-0x0000000074F0F000-memory.dmp

Filesize
188KB

Download
memory/2756-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download