Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 05:00

General

  • Target

    Γενική ειδοποίηση χρονοδιαγράμματος εργασίας στο COVID-19.exe

  • Size

    762KB

  • MD5

    62f9618752fffbd4ff7d52fdc39ec5fb

  • SHA1

    0aca420c79a13982f5ec8499a35684276bca4433

  • SHA256

    f681c1f8c12956a20c27beb9be1112374fefc7651884d7dd92010b40db1e7bee

  • SHA512

    f87598495b6bba85d77c2cfba2904060bd7031ff3e1a40cd44725e6485bd8c20f935fee360a9a5e7962601344bde64ef407d895346ed3f9c6e2148f0d02d06c9

  • SSDEEP

    12288:+Qm+VW77777I777oE9K/zepqfxPCddcTvxlK2X+jmnhCMtOnMiJ6pD:HfVW77777I77774zepqfwdmrlujyhZ4k

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.adamestarsa.hu/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    EMB$-OoJHvY@

  • Protocol:
    ftp
  • Host:
    ftp://ftp.adamestarsa.hu/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    EMB$-OoJHvY@

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • AgentTesla payload 8 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Γενική ειδοποίηση χρονοδιαγράμματος εργασίας στο COVID-19.exe
    "C:\Users\Admin\AppData\Local\Temp\Γενική ειδοποίηση χρονοδιαγράμματος εργασίας στο COVID-19.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\Γενική ειδοποίηση χρονοδιαγράμματος εργασίας στο COVID-19.exe
      "C:\Users\Admin\AppData\Local\Temp\Γενική ειδοποίηση χρονοδιαγράμματος εργασίας στο COVID-19.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2212-10-0x0000000000390000-0x00000000003DE000-memory.dmp

    Filesize

    312KB

  • memory/2212-7-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-25-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-3-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-11-0x0000000000390000-0x00000000003DE000-memory.dmp

    Filesize

    312KB

  • memory/2212-12-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-23-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-24-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-5-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2212-8-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2872-6-0x0000000000400000-0x00000000004C5000-memory.dmp

    Filesize

    788KB

  • memory/2872-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2872-1-0x00000000003D0000-0x00000000003D6000-memory.dmp

    Filesize

    24KB

  • memory/2872-2-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB