dridex | a9ae8409b8fd6d2f3da82e3ea1a8461e3c7d284e83ce60db0523b4baf9d2684d

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:46

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General

Target

JaffaCakes118_a9ae8409b8fd6d2f3da82e3ea1a8461e3c7d284e83ce60db0523b4baf9d2684d.dll
Size

184KB
MD5

9cd80fb221eb213cca30a25b30d821db
SHA1

8ee82e6dabbdf9580fdf2d3bfafe36659ae361d0
SHA256

a9ae8409b8fd6d2f3da82e3ea1a8461e3c7d284e83ce60db0523b4baf9d2684d
SHA512

57c2cf0759ad7afb25ab5a027732f8f700a8b72916c37dd4a30fa30c43320dacfb5db9ca5ad33fe1aea6abd102b99e4dadf67c2866d9664dfc84f822596f0405
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao8lzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eaoCoC

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
behavioral1/memory/2504-0-0x0000000075250000-0x000000007527F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2416	2504	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 1800 wrote to memory of 2504	1800	rundll32.exe	30
PID 2504 wrote to memory of 2416	2504	rundll32.exe	31
PID 2504 wrote to memory of 2416	2504	rundll32.exe	31
PID 2504 wrote to memory of 2416	2504	rundll32.exe	31
PID 2504 wrote to memory of 2416	2504	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9ae8409b8fd6d2f3da82e3ea1a8461e3c7d284e83ce60db0523b4baf9d2684d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9ae8409b8fd6d2f3da82e3ea1a8461e3c7d284e83ce60db0523b4baf9d2684d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 220
    3⤵
    - Program crash
    PID:2416

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/2504-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2504-0-0x0000000075250000-0x000000007527F000-memory.dmp

Filesize
188KB

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