dridex | be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5

Analysis

max time kernel
93s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2024, 10:30

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General

Target

JaffaCakes118_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll
Size

161KB
MD5

6d20e879a2f22dfc5cb8cd4c7abf3f13
SHA1

0b670dce89a7465f6f7d970318c278b4c6587aed
SHA256

be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5
SHA512

55596c5224bd11325c2558d6048c0caf12ded5755141b0948c4f4d904e71186f3ecd3b736d970c161dafb068fc3b44086662f31d47452dde46d0026886540462
SSDEEP

3072:8C45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:h4KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/4504-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4600	4504	WerFault.exe	82

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 3716 wrote to memory of 4504	3716	rundll32.exe	82
PID 3716 wrote to memory of 4504	3716	rundll32.exe	82
PID 3716 wrote to memory of 4504	3716	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 712
    3⤵
    - Program crash
    PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4504 -ip 4504
1⤵
PID:5020

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/4504-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/4504-2-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

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