dridex | b6ab389440b4a038ffde4ca381640a0bd982f8e970bcffdbe82629c0ae395ca7

Analysis

max time kernel
141s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-08-2024 20:37

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General

Target

94a348d5172ca8a658fef7809af40b72_JaffaCakes118.dll
Size

920KB
MD5

94a348d5172ca8a658fef7809af40b72
SHA1

f04aa731ffc8f7c2313138a72eabebd3df74b5b1
SHA256

b6ab389440b4a038ffde4ca381640a0bd982f8e970bcffdbe82629c0ae395ca7
SHA512

5e5fcba03d192ca5b7937201d0ce71774b12155f40ea40c62d1e20ce9eefd8b0fbcc471bf725a4bd4f6f72fd272122166e647deeaba1d086ba8cdbd1a6e8eb53
SSDEEP

24576:PgWfnaVoffEQmyO378WTkvEKT9Hgce1BHboXCm:Yuaq34yDWTkvvT9HgdboXC

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain

Signatures

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

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow	pid	Process
39	3220	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

Processes:

rundll32.exe

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 3368 wrote to memory of 3220	3368	rundll32.exe	86
PID 3368 wrote to memory of 3220	3368	rundll32.exe	86
PID 3368 wrote to memory of 3220	3368	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94a348d5172ca8a658fef7809af40b72_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\94a348d5172ca8a658fef7809af40b72_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3220

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

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Downloads

memory/3220-1-0x00000000752E0000-0x0000000075421000-memory.dmp

Filesize
1.3MB

Download
memory/3220-4-0x00000000752E0000-0x0000000075421000-memory.dmp

Filesize
1.3MB

Download
memory/3220-3-0x00000000753C5000-0x00000000753C9000-memory.dmp

Filesize
16KB

Download
memory/3220-5-0x00000000752E0000-0x0000000075421000-memory.dmp

Filesize
1.3MB

Download