dridex | c2157b87dc8326de1334a4e9df56bf328f633dd1b6b133340d258be0651a6282

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:07

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General

Target

JaffaCakes118_c2157b87dc8326de1334a4e9df56bf328f633dd1b6b133340d258be0651a6282.dll
Size

177KB
MD5

20bdc1b4cda3f9484530da453cd4ca50
SHA1

856c68821df1c5a7274106f63463b1044a581634
SHA256

c2157b87dc8326de1334a4e9df56bf328f633dd1b6b133340d258be0651a6282
SHA512

ed6763def764aecbd18edb3ce9e7e5a365588c5b95315204b5b30a340a2649b66ecda03a2a129cdd0d71d05ada38acf1f68fedab8187d58f6a375173fc47d78a
SSDEEP

3072:yuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:uzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2700-0-0x0000000075360000-0x0000000075391000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	2700	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 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2096 wrote to memory of 2700	2096	rundll32.exe	30
PID 2700 wrote to memory of 2820	2700	rundll32.exe	31
PID 2700 wrote to memory of 2820	2700	rundll32.exe	31
PID 2700 wrote to memory of 2820	2700	rundll32.exe	31
PID 2700 wrote to memory of 2820	2700	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2157b87dc8326de1334a4e9df56bf328f633dd1b6b133340d258be0651a6282.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2157b87dc8326de1334a4e9df56bf328f633dd1b6b133340d258be0651a6282.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 220
    3⤵
    - Program crash
    PID:2820

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/2700-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2700-0-0x0000000075360000-0x0000000075391000-memory.dmp

Filesize
196KB

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