dridex | 79777b135369f6d18d688eec6d9face5da1d01e3352eae6eef7ef3282145939d

Analysis

max time kernel
149s
max time network
150s
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 03:18

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General

Target

JaffaCakes118_79777b135369f6d18d688eec6d9face5da1d01e3352eae6eef7ef3282145939d.dll
Size

188KB
MD5

41661daf44ab1380b7fc90045653bedb
SHA1

7a667904b14c33ae9bafe06980d1de75c0ef7c3b
SHA256

79777b135369f6d18d688eec6d9face5da1d01e3352eae6eef7ef3282145939d
SHA512

3833b3c1bf00af13b14db3d19042d7bb0b5cedc39c4549491e5fa8e5ae271992d4f660604e475b49302794e42ae02629a3860b3afe46249379a2aa2f4b064932
SSDEEP

3072:2teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzy9qM:+q7fYIHBZkTB6DWruUCOwjt

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/1940-1-0x0000000075500000-0x0000000075530000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4796	1940	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 2684 wrote to memory of 1940	2684	rundll32.exe	83
PID 2684 wrote to memory of 1940	2684	rundll32.exe	83
PID 2684 wrote to memory of 1940	2684	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79777b135369f6d18d688eec6d9face5da1d01e3352eae6eef7ef3282145939d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79777b135369f6d18d688eec6d9face5da1d01e3352eae6eef7ef3282145939d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 692
    3⤵
    - Program crash
    PID:4796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1940 -ip 1940
1⤵
PID:3644

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/1940-0-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x0000000075500000-0x0000000075530000-memory.dmp

Filesize
192KB

Download
memory/1940-3-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

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