dridex | ad05546b987a1b622858976b4f761483a4f9a6a39d020e1e173dc730148e2827

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:22

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General

Target

JaffaCakes118_ad05546b987a1b622858976b4f761483a4f9a6a39d020e1e173dc730148e2827.dll
Size

188KB
MD5

fbc3c0fa5f493f8bbcc8403707409d8a
SHA1

14ae4687d13424f6857ef2042f54739bf437db3a
SHA256

ad05546b987a1b622858976b4f761483a4f9a6a39d020e1e173dc730148e2827
SHA512

f59351679fb66a4199f9c4483aa32902c342dd9a79f4daadc4043fbfc74d182018b85b585a1f550566c94eac65161b9ed6e020e65b5e341b42a5313706f3e88a
SSDEEP

3072:1A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoko:1zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1980-1-0x0000000075200000-0x0000000075230000-memory.dmp	dridex_ldr
behavioral1/memory/1980-2-0x0000000075200000-0x0000000075230000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2956	1980	WerFault.exe	31

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 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 2948 wrote to memory of 1980	2948	rundll32.exe	31
PID 1980 wrote to memory of 2956	1980	rundll32.exe	32
PID 1980 wrote to memory of 2956	1980	rundll32.exe	32
PID 1980 wrote to memory of 2956	1980	rundll32.exe	32
PID 1980 wrote to memory of 2956	1980	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ad05546b987a1b622858976b4f761483a4f9a6a39d020e1e173dc730148e2827.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ad05546b987a1b622858976b4f761483a4f9a6a39d020e1e173dc730148e2827.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 300
    3⤵
    - Program crash
    PID:2956

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/1980-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1980-1-0x0000000075200000-0x0000000075230000-memory.dmp

Filesize
192KB

Download
memory/1980-2-0x0000000075200000-0x0000000075230000-memory.dmp

Filesize
192KB

Download
memory/1980-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download