Overview

overview

10

Static

static

Arrival_no...df.exe

windows7-x64

10

Arrival_no...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Arrival_notification.pdf.exe

  • Size

    865KB

  • Sample

    220918-2tx91ahdcn

  • MD5

    0ed67c55751379da8cb3af2bf95115e8

  • SHA1

    67e368232c61e6fe72faf60de77789dbad08157e

  • SHA256

    1b369655f627c3dd2f7cfc06f8cac5c9a91152b1286608fd03f78c26ce62029c

  • SHA512

    fdf581884b79ddee84fe3a419f64ba519f82abc13f3a9c1676ccfd819709cc6346ec0f8a2103410d4e02c489eb8f2a014290961b888691b180a52e4745d0e300

  • SSDEEP

    12288:I/eSmRoZ9BgMEWRCb3TV7uikFgdrVlO4ip9FrvNsW75ecwTWKx+1vs4CRpp:+63TlubgITrl59wTWK8vs4Wp

Score
10/10
asyncratjavarat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Java

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:2406

niiarmah.kozow.com:6606

niiarmah.kozow.com:7707

niiarmah.kozow.com:8808

niiarmah.kozow.com:2406
Mutex

Mutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Arrival_notification.pdf.exe

    • Size

      865KB

    • MD5

      0ed67c55751379da8cb3af2bf95115e8

    • SHA1

      67e368232c61e6fe72faf60de77789dbad08157e

    • SHA256

      1b369655f627c3dd2f7cfc06f8cac5c9a91152b1286608fd03f78c26ce62029c

    • SHA512

      fdf581884b79ddee84fe3a419f64ba519f82abc13f3a9c1676ccfd819709cc6346ec0f8a2103410d4e02c489eb8f2a014290961b888691b180a52e4745d0e300

    • SSDEEP

      12288:I/eSmRoZ9BgMEWRCb3TV7uikFgdrVlO4ip9FrvNsW75ecwTWKx+1vs4CRpp:+63TlubgITrl59wTWK8vs4Wp

    Score
    10/10
    asyncratjavarat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks