dridex | 3fd617e940a3037633b2337dfc74d1d664a50ba1756f0eef8515f5608a58a4a7

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 00:53

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General

Target

JaffaCakes118_3fd617e940a3037633b2337dfc74d1d664a50ba1756f0eef8515f5608a58a4a7.dll
Size

184KB
MD5

6e47100ca1bda4da001a93452823d6a1
SHA1

27fa7f5585f15ead200dfd6c79997e479ad82fee
SHA256

3fd617e940a3037633b2337dfc74d1d664a50ba1756f0eef8515f5608a58a4a7
SHA512

97a18458d0f6cf6f8b22e5a1a199ef9704a98914ae6fd1f20de4821633cd129a632e50a948f00293a8546a8e3a14c626721d12577577c97c12d2c71aa544934b
SSDEEP

3072:0iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoIlzoxss7:0iLVCIT4WK2z1W+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
behavioral2/memory/1324-0-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3176	1324	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 1544 wrote to memory of 1324	1544	rundll32.exe	83
PID 1544 wrote to memory of 1324	1544	rundll32.exe	83
PID 1544 wrote to memory of 1324	1544	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fd617e940a3037633b2337dfc74d1d664a50ba1756f0eef8515f5608a58a4a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fd617e940a3037633b2337dfc74d1d664a50ba1756f0eef8515f5608a58a4a7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 616
    3⤵
    - Program crash
    PID:3176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1324 -ip 1324
1⤵
PID:1388

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/1324-2-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

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memory/1324-0-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

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