dridex | 8527ff6b17aa7d7d1b433147c5e1034e8a68a3e0125d879c067ed4822cdc06f0

Analysis

max time kernel
24s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 22:18

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General

Target

JaffaCakes118_8527ff6b17aa7d7d1b433147c5e1034e8a68a3e0125d879c067ed4822cdc06f0.dll
Size

184KB
MD5

b0aa1ef8926f83feda5df962988876f3
SHA1

9527b6fd2fb928cc3f0d878848d3cc90ae541f48
SHA256

8527ff6b17aa7d7d1b433147c5e1034e8a68a3e0125d879c067ed4822cdc06f0
SHA512

a91e88b6395efa0436e3dc3cd640cd4a9c8136701e313d30528017cad8aba26c216a78bea140981d45f566ec19cc79e10bf8cf01d9cc367202fcfa7b352e353a
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/432-1-0x00000000752D0000-0x00000000752FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	432	WerFault.exe	29

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 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 2104 wrote to memory of 432	2104	rundll32.exe	29
PID 432 wrote to memory of 2880	432	rundll32.exe	30
PID 432 wrote to memory of 2880	432	rundll32.exe	30
PID 432 wrote to memory of 2880	432	rundll32.exe	30
PID 432 wrote to memory of 2880	432	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8527ff6b17aa7d7d1b433147c5e1034e8a68a3e0125d879c067ed4822cdc06f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8527ff6b17aa7d7d1b433147c5e1034e8a68a3e0125d879c067ed4822cdc06f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 432 -s 224
    3⤵
    - Program crash
    PID:2880

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/432-0-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/432-1-0x00000000752D0000-0x00000000752FF000-memory.dmp

Filesize
188KB

Download
memory/432-3-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download