dridex | f6836f62ad98faecbcf1f897397058756a70a4ebf55723c70de32e36a36980ad

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28-09-2024 02:09

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General

Target

fb4d330648556b4e4b6ae9daf2b7506e_JaffaCakes118.dll
Size

583KB
MD5

fb4d330648556b4e4b6ae9daf2b7506e
SHA1

cfbfd595ad958311a05de74a0aa5193d5f9f412a
SHA256

f6836f62ad98faecbcf1f897397058756a70a4ebf55723c70de32e36a36980ad
SHA512

be42b41b73c4f1e1f378e69ff2cde8996530f7dc315cc604c91322d8902d71de639075654a802bc508445316b5fd004113765efd2dab8f35cf3fbd79de12ef71
SSDEEP

12288:ar2Dwth2wFbErmalz4V2DqnJAfdre2AhPByUl1rNbgFQbmMZkINi:e2DwthZWlAJAfdrqPBrJgFikd

Score

10^/10

dridex 10555 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10555

67.79.105.174:3786

51.83.96.87:443

192.175.111.212:14043

45.79.226.106:3098

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 2 IoCs

Processes:

rundll32.exe

flow	pid	Process
3	2096	rundll32.exe
5	2096	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 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30
PID 2264 wrote to memory of 2096	2264	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb4d330648556b4e4b6ae9daf2b7506e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb4d330648556b4e4b6ae9daf2b7506e_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2096

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

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Downloads

memory/2096-0-0x0000000002350000-0x00000000028F3000-memory.dmp

Filesize
5.6MB

Download
memory/2096-1-0x00000000023DB000-0x00000000023DF000-memory.dmp

Filesize
16KB

Download
memory/2096-2-0x0000000002350000-0x00000000028F3000-memory.dmp

Filesize
5.6MB

Download
memory/2096-4-0x0000000002350000-0x00000000028F3000-memory.dmp

Filesize
5.6MB

Download
memory/2096-5-0x0000000002350000-0x00000000028F3000-memory.dmp

Filesize
5.6MB

Download
memory/2096-6-0x00000000023DB000-0x00000000023DF000-memory.dmp

Filesize
16KB

Download
memory/2096-7-0x0000000002350000-0x00000000028F3000-memory.dmp

Filesize
5.6MB

Download