dridex | 20dc3ebd977a52abfbb0bb4acddf6221459c9c4f7bb6bf599a0f0f8e3201b5ae

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:41

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General

Target

JaffaCakes118_20dc3ebd977a52abfbb0bb4acddf6221459c9c4f7bb6bf599a0f0f8e3201b5ae.dll
Size

188KB
MD5

db3b821603c34185965d0b27ad3aa73c
SHA1

757c1a4e8636b7df578506140c018b4eec80a79b
SHA256

20dc3ebd977a52abfbb0bb4acddf6221459c9c4f7bb6bf599a0f0f8e3201b5ae
SHA512

2bea6d08f3deb47622d7fd6b33ac40137e20b02f52559bd68fa7c4f45fcd6837446f88823fdf6e3638ff03c5ff50a29d168c594b938ad10d78a38a31f6f81967
SSDEEP

3072:NteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzi9qM:5q7fYIHBZkTB6DWruUCOwjt

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/1308-1-0x00000000749E0000-0x0000000074A10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	1308	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 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1732 wrote to memory of 1308	1732	rundll32.exe	30
PID 1308 wrote to memory of 2108	1308	rundll32.exe	32
PID 1308 wrote to memory of 2108	1308	rundll32.exe	32
PID 1308 wrote to memory of 2108	1308	rundll32.exe	32
PID 1308 wrote to memory of 2108	1308	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20dc3ebd977a52abfbb0bb4acddf6221459c9c4f7bb6bf599a0f0f8e3201b5ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20dc3ebd977a52abfbb0bb4acddf6221459c9c4f7bb6bf599a0f0f8e3201b5ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1308 -s 300
    3⤵
    - Program crash
    PID:2108

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/1308-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1308-1-0x00000000749E0000-0x0000000074A10000-memory.dmp

Filesize
192KB

Download
memory/1308-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download