Overview

overview

10

Static

static

3

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp

  • Size

    605KB

  • Sample

    240415-c75hssfc4s

  • MD5

    78f7efed48c531657b84cd66911c7eef

  • SHA1

    eedcf0f081c78adfcefe3e9208bc83b252f1b4aa

  • SHA256

    40ba4a68575cda8b4da56ef2efae3f3c217bf7b78d68c29086e86d324d3ebffa

  • SHA512

    519a27a1d28e855d2b8c128f8723200ff7f790069f8087a2c6470e8437b12192a444a79ff4024cf278215db718391e770b783dc167ea321efbfc76e2411c26df

  • SSDEEP

    12288:JvqsfIozrJqppjn1rmq12WaD+1Fri1xbcR:h9vrMjn1r5aCjg9cR

Score
10/10
asyncratquasarstormkittydefaultratspywarestealertrojan

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808
Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      tmp

    • Size

      605KB

    • MD5

      78f7efed48c531657b84cd66911c7eef

    • SHA1

      eedcf0f081c78adfcefe3e9208bc83b252f1b4aa

    • SHA256

      40ba4a68575cda8b4da56ef2efae3f3c217bf7b78d68c29086e86d324d3ebffa

    • SHA512

      519a27a1d28e855d2b8c128f8723200ff7f790069f8087a2c6470e8437b12192a444a79ff4024cf278215db718391e770b783dc167ea321efbfc76e2411c26df

    • SSDEEP

      12288:JvqsfIozrJqppjn1rmq12WaD+1Fri1xbcR:h9vrMjn1r5aCjg9cR

    Score
    10/10
    asyncratquasarstormkittydefaultratspywarestealertrojan

    • AsyncRat

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

      ratasyncrat

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • StormKitty

      StormKitty is an open source info stealer written in C#.

      stealerstormkitty

    • StormKitty payload

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks