dridex | a0c36e490959188122f73685bd469b2e4b75c0a5957fdaeefec587d8c9781f80

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 04:41

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General

Target

JaffaCakes118_a0c36e490959188122f73685bd469b2e4b75c0a5957fdaeefec587d8c9781f80.dll
Size

184KB
MD5

c6a232323b09085a662677733883f057
SHA1

79374921882110229ab0e8c93775c8558bd97cd3
SHA256

a0c36e490959188122f73685bd469b2e4b75c0a5957fdaeefec587d8c9781f80
SHA512

f2a7de387974456908959b02a405941a8d3455c4c946fab38ad2b89c78244e8dbac53b7e51b1ddcc729289dabd47b4778341d1a155c47fcee0ebf6d1f04e5ee8
SSDEEP

3072:4iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoZlzoxss7:4iLVCIT4WK2z1W+CUHZj4Skq/eaoHoC

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/1208-0-0x0000000075060000-0x000000007508F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1400	1208	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 4880 wrote to memory of 1208	4880	rundll32.exe	83
PID 4880 wrote to memory of 1208	4880	rundll32.exe	83
PID 4880 wrote to memory of 1208	4880	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0c36e490959188122f73685bd469b2e4b75c0a5957fdaeefec587d8c9781f80.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0c36e490959188122f73685bd469b2e4b75c0a5957fdaeefec587d8c9781f80.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 616
    3⤵
    - Program crash
    PID:1400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1208 -ip 1208
1⤵
PID:1956

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/1208-0-0x0000000075060000-0x000000007508F000-memory.dmp

Filesize
188KB

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memory/1208-2-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

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