dridex | b0f871b9e6da3521327f44bc0c666cb97d5d36aa181de32ad2adef289d3095d8

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:33

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General

Target

JaffaCakes118_b0f871b9e6da3521327f44bc0c666cb97d5d36aa181de32ad2adef289d3095d8.dll
Size

184KB
MD5

cc0dcf992084bc020f6c2018edd35744
SHA1

7ba35ad54b172183cd241155485e2e382161c621
SHA256

b0f871b9e6da3521327f44bc0c666cb97d5d36aa181de32ad2adef289d3095d8
SHA512

06eb6226ad79e662808378cc6b4b8b1d19fc562284e2fddd762ba5e36fc58830c44831395220a07c371d80c54c5d64622826c5938cf217097dcb8073d3c9307d
SSDEEP

3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTSrLA:09NSMOEpQ1Q3ODAr+V2

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2604-1-0x00000000754E0000-0x000000007550F000-memory.dmp	dridex_ldr
behavioral2/memory/2604-2-0x00000000754E0000-0x000000007550F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	2604	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 2604	3780	rundll32.exe	82
PID 3780 wrote to memory of 2604	3780	rundll32.exe	82
PID 3780 wrote to memory of 2604	3780	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0f871b9e6da3521327f44bc0c666cb97d5d36aa181de32ad2adef289d3095d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b0f871b9e6da3521327f44bc0c666cb97d5d36aa181de32ad2adef289d3095d8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 616
    3⤵
    - Program crash
    PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2604 -ip 2604
1⤵
PID:3208

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/2604-0-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/2604-1-0x00000000754E0000-0x000000007550F000-memory.dmp

Filesize
188KB

Download
memory/2604-3-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/2604-2-0x00000000754E0000-0x000000007550F000-memory.dmp

Filesize
188KB

Download