dridex | f77e3ed09dfa4f7f6f7e62669b10a254263a7d8dd2f7551fb574a70d1214570c

Analysis

max time kernel
148s
max time network
153s
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 18:50

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General

Target

JaffaCakes118_f77e3ed09dfa4f7f6f7e62669b10a254263a7d8dd2f7551fb574a70d1214570c.dll
Size

184KB
MD5

cef0235f0363cfc0ae463032682e5b9d
SHA1

b0d88ff038555f7667051fa113d902050fd690ce
SHA256

f77e3ed09dfa4f7f6f7e62669b10a254263a7d8dd2f7551fb574a70d1214570c
SHA512

1b4d9139c8cf84db07b7f95e5318d1183bce2a2db22e9b9abedf186814b851f0419d738bdc0c07b0f12dc38f62f691678ca8e5e0b8bac6383191d5a570b7e8c0
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao9lzoxss7:riLVCIT4WK2z1W+CUHZj4Skq/eaoToC

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/2104-0-0x0000000075530000-0x000000007555F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	2104	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 4332 wrote to memory of 2104	4332	rundll32.exe	83
PID 4332 wrote to memory of 2104	4332	rundll32.exe	83
PID 4332 wrote to memory of 2104	4332	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f77e3ed09dfa4f7f6f7e62669b10a254263a7d8dd2f7551fb574a70d1214570c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f77e3ed09dfa4f7f6f7e62669b10a254263a7d8dd2f7551fb574a70d1214570c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 616
    3⤵
    - Program crash
    PID:2240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2104 -ip 2104
1⤵
PID:1096

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/2104-0-0x0000000075530000-0x000000007555F000-memory.dmp

Filesize
188KB

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memory/2104-2-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

Filesize
24KB

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