Overview

overview

10

Static

static

10

flemme.exe

windows7-x64

10

flemme.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    flemme.exe

  • Size

    112KB

  • Sample

    240802-zntnhszcnj

  • MD5

    2dd4a3e79a430fcf80e0c16c059c4c2c

  • SHA1

    b32b851bb2746acfa2035d6765f7827e5880debb

  • SHA256

    5969e616a32e7cb09dd32ddca0c37e989a6131edb5c4a7b4367400c3f0e8527e

  • SHA512

    cae7ef83d8eb0f77d018dae6327b46cbb61e68623d64551492f883b9903a00ff410a9bda7c84f4348497e55b34490b315f855b95288e71710076cb246863a6a4

  • SSDEEP

    3072:IucJTUUk2QGjf93SybKeYOQpiGU0tFsHEx:IucjNrr9CybEOq5

Score
10/10
asyncratdefaultdiscoveryrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707
Mutex

zou2AAxxuspP

Attributes
  • delay

    3

  • install

    true

  • install_file

    executorroblox.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      flemme.exe

    • Size

      112KB

    • MD5

      2dd4a3e79a430fcf80e0c16c059c4c2c

    • SHA1

      b32b851bb2746acfa2035d6765f7827e5880debb

    • SHA256

      5969e616a32e7cb09dd32ddca0c37e989a6131edb5c4a7b4367400c3f0e8527e

    • SHA512

      cae7ef83d8eb0f77d018dae6327b46cbb61e68623d64551492f883b9903a00ff410a9bda7c84f4348497e55b34490b315f855b95288e71710076cb246863a6a4

    • SSDEEP

      3072:IucJTUUk2QGjf93SybKeYOQpiGU0tFsHEx:IucjNrr9CybEOq5

    Score
    10/10
    asyncratdefaultdiscoveryrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks