dridex | 4a834f996a5d98622523eedf793ff8ac6df96778216ddf7bdef249268d3c147d

Analysis

max time kernel
92s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 04:53

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General

Target

JaffaCakes118_4a834f996a5d98622523eedf793ff8ac6df96778216ddf7bdef249268d3c147d.dll
Size

177KB
MD5

a4ce686e6ab0024cb39b4bf2fd2e7c7c
SHA1

705500e4b2c66c62371b004c9b47696986451094
SHA256

4a834f996a5d98622523eedf793ff8ac6df96778216ddf7bdef249268d3c147d
SHA512

5c4310743cbb5d5d285de9a164944beaa0d3af48665c3851eec2bbf6045eea2e5fb4ba8a87d20a19a18c29915f6e530672b85a93b314f6ab21f1ec45e9e488e5
SSDEEP

3072:MuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:AzWxkOP4p2EesvcDi6DOHPJ

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
behavioral2/memory/4920-1-0x0000000075700000-0x0000000075731000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
948	4920	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 4920	2908	rundll32.exe	84
PID 2908 wrote to memory of 4920	2908	rundll32.exe	84
PID 2908 wrote to memory of 4920	2908	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a834f996a5d98622523eedf793ff8ac6df96778216ddf7bdef249268d3c147d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a834f996a5d98622523eedf793ff8ac6df96778216ddf7bdef249268d3c147d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 636
    3⤵
    - Program crash
    PID:948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4920 -ip 4920
1⤵
PID:3048

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/4920-0-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/4920-1-0x0000000075700000-0x0000000075731000-memory.dmp

Filesize
196KB

Download
memory/4920-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download