dridex | a521e33d942ae774da8720efe0c80919cef1e4425bbeaf2fcff4a6dce5ec1c98

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 19:03

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General

Target

JaffaCakes118_a521e33d942ae774da8720efe0c80919cef1e4425bbeaf2fcff4a6dce5ec1c98.dll
Size

188KB
MD5

c050fd140fc23ec4552dfab6144f30f8
SHA1

3f8534ff64ab9693a7b1bbe7fc9ca772d5ea82ba
SHA256

a521e33d942ae774da8720efe0c80919cef1e4425bbeaf2fcff4a6dce5ec1c98
SHA512

5af5b75eb7815a1962a43f608c4529199e49470d1ebcab5566b3ca16c1c53e5db9ed5c9509257c1433f8ec7fa435c2297f7f5101506047c591523ee6b52e1c18
SSDEEP

3072:9teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzl9qM:Jq7fYIHBZkTB6DWruUCOwjt

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/2540-1-0x0000000075880000-0x00000000758B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3456	2540	WerFault.exe	82

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 4380 wrote to memory of 2540	4380	rundll32.exe	82
PID 4380 wrote to memory of 2540	4380	rundll32.exe	82
PID 4380 wrote to memory of 2540	4380	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a521e33d942ae774da8720efe0c80919cef1e4425bbeaf2fcff4a6dce5ec1c98.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a521e33d942ae774da8720efe0c80919cef1e4425bbeaf2fcff4a6dce5ec1c98.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 692
    3⤵
    - Program crash
    PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2540 -ip 2540
1⤵
PID:4508

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/2540-0-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/2540-1-0x0000000075880000-0x00000000758B0000-memory.dmp

Filesize
192KB

Download
memory/2540-3-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download