dridex | 3b480e99bf7f56d67a31a30671f3778cd237301962121769e83be31f12864bde

Analysis

max time kernel
148s
max time network
150s
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 23:07

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General

Target

JaffaCakes118_3b480e99bf7f56d67a31a30671f3778cd237301962121769e83be31f12864bde.dll
Size

184KB
MD5

2b15251f944f5a61150f9036c0041208
SHA1

f74ca88c54c0c03477d46c455ff250f28ab1779a
SHA256

3b480e99bf7f56d67a31a30671f3778cd237301962121769e83be31f12864bde
SHA512

135e1be2a868066e7ea38624d084bc0ce6bd6de2c917dc94d3131eb1b91168319739fa03adfe83c6a18f8b6337bef0aec904445dc9652288e76f469403492825
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J5a//2uFrSc:mfYOX+wTScR/Xzku9LVwuuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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/4772-1-0x0000000074940000-0x000000007496F000-memory.dmp	dridex_ldr
behavioral2/memory/4772-2-0x0000000074940000-0x000000007496F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3248	4772	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 3676 wrote to memory of 4772	3676	rundll32.exe	83
PID 3676 wrote to memory of 4772	3676	rundll32.exe	83
PID 3676 wrote to memory of 4772	3676	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b480e99bf7f56d67a31a30671f3778cd237301962121769e83be31f12864bde.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b480e99bf7f56d67a31a30671f3778cd237301962121769e83be31f12864bde.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 624
    3⤵
    - Program crash
    PID:3248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4772 -ip 4772
1⤵
PID:4120

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/4772-0-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download
memory/4772-1-0x0000000074940000-0x000000007496F000-memory.dmp

Filesize
188KB

Download
memory/4772-2-0x0000000074940000-0x000000007496F000-memory.dmp

Filesize
188KB

Download
memory/4772-3-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download