dridex | ac37bec95b2c520f6940ef1629c4a7ba7deff4766a8cc79225235a9f915514b5

Analysis

max time kernel
94s
max time network
95s
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 23:28

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General

Target

JaffaCakes118_ac37bec95b2c520f6940ef1629c4a7ba7deff4766a8cc79225235a9f915514b5.dll
Size

188KB
MD5

61cdd41132e572de5757ef63a46561ba
SHA1

211350342886588e8ec805b5772733ebb1b5a721
SHA256

ac37bec95b2c520f6940ef1629c4a7ba7deff4766a8cc79225235a9f915514b5
SHA512

89a1bf99dea694a5516f49a1d6440d50c47091bf39c65f895ea48b81c2b13d5bd054b7e103d0a3a6adbba0c58f748956042daf750f5aafdef0457982ff72c952
SSDEEP

3072:iteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz99qM:Kq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1272-0-0x00000000751E0000-0x0000000075210000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3156	1272	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 4656 wrote to memory of 1272	4656	rundll32.exe	83
PID 4656 wrote to memory of 1272	4656	rundll32.exe	83
PID 4656 wrote to memory of 1272	4656	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac37bec95b2c520f6940ef1629c4a7ba7deff4766a8cc79225235a9f915514b5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac37bec95b2c520f6940ef1629c4a7ba7deff4766a8cc79225235a9f915514b5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 692
    3⤵
    - Program crash
    PID:3156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1272 -ip 1272
1⤵
PID:2484

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/1272-0-0x00000000751E0000-0x0000000075210000-memory.dmp

Filesize
192KB

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memory/1272-2-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

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