dridex | f5bc7a2ea3bbd98ab7a79ebbbb3a112c6518206332429347f195459d81c6ff15

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:05

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General

Target

JaffaCakes118_f5bc7a2ea3bbd98ab7a79ebbbb3a112c6518206332429347f195459d81c6ff15.dll
Size

171KB
MD5

2c0e2a6c42e7c9da9ebfd3e73a328e25
SHA1

001992b6d02b102e36400583d38253d652419362
SHA256

f5bc7a2ea3bbd98ab7a79ebbbb3a112c6518206332429347f195459d81c6ff15
SHA512

6ca984e0e6e04fd85a7103190148c2cb781287b0bf712794ef00cfd8048945796ea1e623ce3c1f377679674c19fc3262bdad6a69c010e07b76b1b1ab40103a02
SSDEEP

3072:1i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:1H9RVaPEmsdHdbQUbd2H3

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/3000-1-0x0000000074590000-0x00000000745C0000-memory.dmp	dridex_ldr
behavioral1/memory/3000-2-0x0000000074590000-0x00000000745C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	3000	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 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 1240 wrote to memory of 3000	1240	rundll32.exe	30
PID 3000 wrote to memory of 2256	3000	rundll32.exe	31
PID 3000 wrote to memory of 2256	3000	rundll32.exe	31
PID 3000 wrote to memory of 2256	3000	rundll32.exe	31
PID 3000 wrote to memory of 2256	3000	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5bc7a2ea3bbd98ab7a79ebbbb3a112c6518206332429347f195459d81c6ff15.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5bc7a2ea3bbd98ab7a79ebbbb3a112c6518206332429347f195459d81c6ff15.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 256
    3⤵
    - Program crash
    PID:2256

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/3000-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000074590000-0x00000000745C0000-memory.dmp

Filesize
192KB

Download
memory/3000-2-0x0000000074590000-0x00000000745C0000-memory.dmp

Filesize
192KB

Download
memory/3000-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download