Overview

overview

10

Static

static

10

0a46f3d37b...6d.exe

windows7_x64

10

0a46f3d37b...6d.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 09:22

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General

  • Target

    0a46f3d37bfb21b911933612eb93fca5e34cbc76dd80b169326820c38c14396d.exe

  • Size

    92KB

  • MD5

    8fde85b9c07e5bacc683a8eb0940b0d9

  • SHA1

    acfe92e9c5f12d62216eaeff612679f0f8eeb74e

  • SHA256

    0a46f3d37bfb21b911933612eb93fca5e34cbc76dd80b169326820c38c14396d

  • SHA512

    20a78f67c482a407186e197e0becc37bfb3392ad0f8903b195882c22ca3fc6f0e46db92d00d5ed60ca3fd4c104c1909abb9738b28893efe9a63e25218c635fb5

Score
10/10
sakulapersistenceratsuricatatrojan

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

    trojanratsakula
  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata
  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a46f3d37bfb21b911933612eb93fca5e34cbc76dd80b169326820c38c14396d.exe
    "C:\Users\Admin\AppData\Local\Temp\0a46f3d37bfb21b911933612eb93fca5e34cbc76dd80b169326820c38c14396d.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3328
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2724
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a46f3d37bfb21b911933612eb93fca5e34cbc76dd80b169326820c38c14396d.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1740
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3956
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:764
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2652

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    f4dcf22e34fb0b2d3d68c2e4d7f05f5a

    SHA1

    ad2555fffeed8a84c755380527141f35257b88c8

    SHA256

    ab36314cb83afafe4e52a55d9b0c25eb9b791c7a78c827ec7850639103bab5a1

    SHA512

    fd0065cc1471e83cdc81a17d7851b82f7076f3b43153b4b6f20fae8d72d142499d765594d1f733af26d4f34b8711c2bb7df2a3b0607fda6a394e97b7de60589a

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    f4dcf22e34fb0b2d3d68c2e4d7f05f5a

    SHA1

    ad2555fffeed8a84c755380527141f35257b88c8

    SHA256

    ab36314cb83afafe4e52a55d9b0c25eb9b791c7a78c827ec7850639103bab5a1

    SHA512

    fd0065cc1471e83cdc81a17d7851b82f7076f3b43153b4b6f20fae8d72d142499d765594d1f733af26d4f34b8711c2bb7df2a3b0607fda6a394e97b7de60589a

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  • memory/764-132-0x0000022465760000-0x0000022465770000-memory.dmp
    Filesize

    64KB

    Download
  • memory/764-133-0x0000022465D20000-0x0000022465D30000-memory.dmp
    Filesize

    64KB

    Download
  • memory/764-134-0x00000224683C0000-0x00000224683C4000-memory.dmp
    Filesize

    16KB

    Download