dridex | 7eebc4648dc45620338d87aa36fd0c02108ed6b809b509445249eec56ab4dd89

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:03

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General

Target

JaffaCakes118_7eebc4648dc45620338d87aa36fd0c02108ed6b809b509445249eec56ab4dd89.dll
Size

171KB
MD5

39f0e2f81a18ee2e56d10a179eac7d3e
SHA1

325528e3d8f82d1155769971708c4bc64215f755
SHA256

7eebc4648dc45620338d87aa36fd0c02108ed6b809b509445249eec56ab4dd89
SHA512

114f14cbffa343711519e82cb541423180766946dcb9cf6a008d1eaa5d355d7864b5216edfb8417ac1726f0202b0a8a4a1f793fc91a7b1eb3f5496805ccc45a6
SSDEEP

3072:Si49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:SH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1484-0-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr
behavioral1/memory/1484-3-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2012	1484	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 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 576 wrote to memory of 1484	576	rundll32.exe	31
PID 1484 wrote to memory of 2012	1484	rundll32.exe	32
PID 1484 wrote to memory of 2012	1484	rundll32.exe	32
PID 1484 wrote to memory of 2012	1484	rundll32.exe	32
PID 1484 wrote to memory of 2012	1484	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7eebc4648dc45620338d87aa36fd0c02108ed6b809b509445249eec56ab4dd89.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7eebc4648dc45620338d87aa36fd0c02108ed6b809b509445249eec56ab4dd89.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 256
    3⤵
    - Program crash
    PID:2012

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/1484-0-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

Download
memory/1484-2-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1484-3-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

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