dridex | 0bf3b5e72970e76c3dc1e42c9041892f47b0d9741d41045d0d94e28391200535

Analysis

max time kernel
96s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 09:21

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General

Target

JaffaCakes118_0bf3b5e72970e76c3dc1e42c9041892f47b0d9741d41045d0d94e28391200535.dll
Size

184KB
MD5

21db970b825162dbda70369b96cca8ea
SHA1

5a4ae4fc7e403680b9a069ae909388c881d3279d
SHA256

0bf3b5e72970e76c3dc1e42c9041892f47b0d9741d41045d0d94e28391200535
SHA512

318c48184a5926dc0ca6a476eb93d07eb47cef825e39fc77913a17d9b56b064beb53df6e51bf06d3938759d7cefd884e474c56478428a4d9538eff3a14704429
SSDEEP

3072:fiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:fiLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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
behavioral2/memory/4104-1-0x0000000075590000-0x00000000755BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2580	4104	WerFault.exe	83

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 208 wrote to memory of 4104	208	rundll32.exe	83
PID 208 wrote to memory of 4104	208	rundll32.exe	83
PID 208 wrote to memory of 4104	208	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bf3b5e72970e76c3dc1e42c9041892f47b0d9741d41045d0d94e28391200535.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bf3b5e72970e76c3dc1e42c9041892f47b0d9741d41045d0d94e28391200535.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 616
    3⤵
    - Program crash
    PID:2580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 4104
1⤵
PID:1444

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/4104-0-0x00000000011A0000-0x00000000011A6000-memory.dmp

Filesize
24KB

Download
memory/4104-1-0x0000000075590000-0x00000000755BF000-memory.dmp

Filesize
188KB

Download
memory/4104-3-0x00000000011A0000-0x00000000011A6000-memory.dmp

Filesize
24KB

Download