dridex | 95efea604b9a2c15e9019692e40f9ccd044dbb37b4dec1c1b41373c6368cc4ae

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:45

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General

Target

JaffaCakes118_95efea604b9a2c15e9019692e40f9ccd044dbb37b4dec1c1b41373c6368cc4ae.dll
Size

184KB
MD5

2857cbc1bd1a73af3df916cd14f833e9
SHA1

f35b3fb0bd3449eb684d2edf0aafdfee56ce8181
SHA256

95efea604b9a2c15e9019692e40f9ccd044dbb37b4dec1c1b41373c6368cc4ae
SHA512

a58627429a0b4928b1537e43587f06031bcfde2b7c51cdc5d954dc2e0822c2585312c9a701cdaf2f71e74560f60ea8dd1ec4b8a34f66ff385c0ea55e67cd89dc
SSDEEP

3072:5gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg2dA4l:gPFkq6zOe5ilSanOZd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2420-1-0x0000000074B70000-0x0000000074BA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2424	2420	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 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2112 wrote to memory of 2420	2112	rundll32.exe	30
PID 2420 wrote to memory of 2424	2420	rundll32.exe	32
PID 2420 wrote to memory of 2424	2420	rundll32.exe	32
PID 2420 wrote to memory of 2424	2420	rundll32.exe	32
PID 2420 wrote to memory of 2424	2420	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95efea604b9a2c15e9019692e40f9ccd044dbb37b4dec1c1b41373c6368cc4ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95efea604b9a2c15e9019692e40f9ccd044dbb37b4dec1c1b41373c6368cc4ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 220
    3⤵
    - Program crash
    PID:2424

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/2420-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x0000000074B70000-0x0000000074BA0000-memory.dmp

Filesize
192KB

Download
memory/2420-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download