dridex | e16f88451509938d6256bfb70dab9a148aa39903db2e7fded090a501de1b57d8

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 00:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6d5bfc5d262531682a00ee25f510eeb3_JaffaCakes118.dll
Size

168KB
MD5

6d5bfc5d262531682a00ee25f510eeb3
SHA1

ebea8ddb989781c5b69008b31dc8fc24a1eae81f
SHA256

e16f88451509938d6256bfb70dab9a148aa39903db2e7fded090a501de1b57d8
SHA512

995d1f0293ac7c198d7bb9869ecf3ab1549ba6af0c0d33c14430fca1b2a642bd18688d7ef1f5f7415c48b213939319b717dabfae4479f285f50b6295c8164b45
SSDEEP

3072:G+rGFFRCMcyzAAykMPqIaXpZYnvf3gx4wblxLSoIm/H2QKGB2gC:G+rGFFlXAAcqj8nHgfOoIdG

Score

10^/10

dridex 111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

111

173.203.78.138:443

217.160.107.189:6601

77.220.64.150:5037

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 3 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1092-0-0x0000000074F80000-0x0000000074FAC000-memory.dmp	dridex_ldr
behavioral2/memory/1092-2-0x0000000074F80000-0x0000000074FAC000-memory.dmp	dridex_ldr
behavioral2/memory/1092-3-0x0000000074F80000-0x0000000074FAC000-memory.dmp	dridex_ldr

Blocklisted process makes network request 1 IoCs

flow	pid	Process
27	1092	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 2356 wrote to memory of 1092	2356	rundll32.exe	85
PID 2356 wrote to memory of 1092	2356	rundll32.exe	85
PID 2356 wrote to memory of 1092	2356	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6d5bfc5d262531682a00ee25f510eeb3_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6d5bfc5d262531682a00ee25f510eeb3_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1092-0-0x0000000074F80000-0x0000000074FAC000-memory.dmp

Filesize
176KB

Download
memory/1092-1-0x0000000001000000-0x0000000001006000-memory.dmp

Filesize
24KB

Download
memory/1092-2-0x0000000074F80000-0x0000000074FAC000-memory.dmp

Filesize
176KB

Download
memory/1092-3-0x0000000074F80000-0x0000000074FAC000-memory.dmp

Filesize
176KB

Download