dridex | 2c38ec87d1f9cc52b4e9dc6ad6ae4afe8c4c5badedc302e95bc317f05a300196

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:20

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General

Target

JaffaCakes118_2c38ec87d1f9cc52b4e9dc6ad6ae4afe8c4c5badedc302e95bc317f05a300196.dll
Size

184KB
MD5

806a44c8b6aed93449a051c22e600b66
SHA1

1489a43d98f02d18acc446a5a8a4de03848ebbb7
SHA256

2c38ec87d1f9cc52b4e9dc6ad6ae4afe8c4c5badedc302e95bc317f05a300196
SHA512

dd7c8dfbaf74bf51e1996470606a98a4dd0a9614b674af60c12c7e4c428c1c069e921c0d0e97db516d3ada06a35a7e7bb9c88b3ebf4e0c3e369c0c9179c424f7
SSDEEP

3072:qoCNFU9lF+8Mzqr+nkTxBPn94kNDTZb12EzZcKM9U0EWLx2:nCNi+8Mz6HTnP9PHZb8CZX/A

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
behavioral1/memory/2148-1-0x0000000074950000-0x000000007497F000-memory.dmp	dridex_ldr
behavioral1/memory/2148-2-0x0000000074950000-0x000000007497F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	2148	WerFault.exe	31

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 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 1876 wrote to memory of 2148	1876	rundll32.exe	31
PID 2148 wrote to memory of 2852	2148	rundll32.exe	32
PID 2148 wrote to memory of 2852	2148	rundll32.exe	32
PID 2148 wrote to memory of 2852	2148	rundll32.exe	32
PID 2148 wrote to memory of 2852	2148	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c38ec87d1f9cc52b4e9dc6ad6ae4afe8c4c5badedc302e95bc317f05a300196.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c38ec87d1f9cc52b4e9dc6ad6ae4afe8c4c5badedc302e95bc317f05a300196.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 220
    3⤵
    - Program crash
    PID:2852

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/2148-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2148-1-0x0000000074950000-0x000000007497F000-memory.dmp

Filesize
188KB

Download
memory/2148-2-0x0000000074950000-0x000000007497F000-memory.dmp

Filesize
188KB

Download
memory/2148-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download