dridex | 4a1d026c042d8161a55894a9217b27b16858403d14d1d4e20544f6e01e4f6bd7

Analysis

max time kernel
95s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 02:49

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General

Target

JaffaCakes118_4a1d026c042d8161a55894a9217b27b16858403d14d1d4e20544f6e01e4f6bd7.dll
Size

177KB
MD5

19a288f356f022ec8b255de39fe82da4
SHA1

8ece00073b3bdec13598c71d39aef51faa9aea58
SHA256

4a1d026c042d8161a55894a9217b27b16858403d14d1d4e20544f6e01e4f6bd7
SHA512

dd8918fc3716aae216c37059bd2177c3d10dff215ca56e00266def8ceaa45c44dc7f542b660dbaf5562e2a648492150ae6a0f3d927aada3be5f5a96cb5ab3e28
SSDEEP

3072:CuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:+zWxkOP4p2EesvcDi6DOHPJ

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/3984-0-0x0000000075260000-0x0000000075291000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1296	3984	WerFault.exe	83

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 4556 wrote to memory of 3984	4556	rundll32.exe	83
PID 4556 wrote to memory of 3984	4556	rundll32.exe	83
PID 4556 wrote to memory of 3984	4556	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a1d026c042d8161a55894a9217b27b16858403d14d1d4e20544f6e01e4f6bd7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a1d026c042d8161a55894a9217b27b16858403d14d1d4e20544f6e01e4f6bd7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 636
    3⤵
    - Program crash
    PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3984 -ip 3984
1⤵
PID:4952

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/3984-0-0x0000000075260000-0x0000000075291000-memory.dmp

Filesize
196KB

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memory/3984-2-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

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