dridex | ae9b811cc987b09fa1172c00fa3ed0de6d8b9e23bd69101be31b1574a4d72a0c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 11:09

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General

Target

JaffaCakes118_ae9b811cc987b09fa1172c00fa3ed0de6d8b9e23bd69101be31b1574a4d72a0c.dll
Size

188KB
MD5

a3de657cf615edb2a849fc4d9c1261f8
SHA1

86da16255e3f5dc77a8b1655ceb96d5a38175017
SHA256

ae9b811cc987b09fa1172c00fa3ed0de6d8b9e23bd69101be31b1574a4d72a0c
SHA512

c8ccb1621d30c688e74df7e2b21606005064d0f29f2da56537276775690d066556ad6f281a7274ad1c1916e8c8d4cbf4c8add98ab91832f2cafa5689bce95617
SSDEEP

3072:iteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzC9qM: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
behavioral1/memory/3016-1-0x0000000075340000-0x0000000075370000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	3016	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 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 2500 wrote to memory of 3016	2500	rundll32.exe	30
PID 3016 wrote to memory of 2576	3016	rundll32.exe	32
PID 3016 wrote to memory of 2576	3016	rundll32.exe	32
PID 3016 wrote to memory of 2576	3016	rundll32.exe	32
PID 3016 wrote to memory of 2576	3016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae9b811cc987b09fa1172c00fa3ed0de6d8b9e23bd69101be31b1574a4d72a0c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae9b811cc987b09fa1172c00fa3ed0de6d8b9e23bd69101be31b1574a4d72a0c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 300
    3⤵
    - Program crash
    PID:2576

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

Replay Monitor

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Downloads

memory/3016-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/3016-1-0x0000000075340000-0x0000000075370000-memory.dmp

Filesize
192KB

Download
memory/3016-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download