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Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/01/2025, 17:35

General

  • Target

    Infected.exe

  • Size

    63KB

  • MD5

    abcbbfd4f4cdcef98962ad976802fb69

  • SHA1

    ecce5776a92707e00b28441975e73a715f9e2185

  • SHA256

    1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965

  • SHA512

    e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100

  • SSDEEP

    768:RdGnVhwdjndk78TQC8A+XiuazcBRL5JTk1+T4KSBGHmDbD/ph0oXQxa/qSuAdpqM:mnSdsNdSJYUbdh9QxaFuAdpqKmY7

Score
10/10

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

mbaper-28496.portmap.host:2420

mbaper-28496.portmap.host:28833

Attributes
  • delay

    1

  • install

    true

  • install_file

    Google.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Infected.exe
    "C:\Users\Admin\AppData\Local\Temp\Infected.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2192
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2644
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp6AC4.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2700
      • C:\Users\Admin\AppData\Roaming\Google.exe
        "C:\Users\Admin\AppData\Roaming\Google.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6AC4.tmp.bat

    Filesize

    150B

    MD5

    8927ebf245cdddf970a5b765f23f564f

    SHA1

    ad32a9ec31de971e9bfe1a175b55da55212017a0

    SHA256

    608114dc282102c1afb6461e920971d11ddd97d0dc9defa07d51c87910c7a6b6

    SHA512

    25d9e8fa9606a553f1fd1b275e1a701a3a5adcaba765160836c4f0f7f865adb1d93abae02fcf6731ccb4e0401b3fb2fc8dcf239a3eb603232e8838b3360891dd

  • C:\Users\Admin\AppData\Roaming\Google.exe

    Filesize

    63KB

    MD5

    abcbbfd4f4cdcef98962ad976802fb69

    SHA1

    ecce5776a92707e00b28441975e73a715f9e2185

    SHA256

    1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965

    SHA512

    e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100

  • memory/2192-0-0x000007FEF5793000-0x000007FEF5794000-memory.dmp

    Filesize

    4KB

  • memory/2192-1-0x0000000000340000-0x0000000000356000-memory.dmp

    Filesize

    88KB

  • memory/2192-2-0x000007FEF5790000-0x000007FEF617C000-memory.dmp

    Filesize

    9.9MB

  • memory/2192-3-0x000007FEF5790000-0x000007FEF617C000-memory.dmp

    Filesize

    9.9MB

  • memory/2192-13-0x000007FEF5790000-0x000007FEF617C000-memory.dmp

    Filesize

    9.9MB

  • memory/2620-17-0x00000000001A0000-0x00000000001B6000-memory.dmp

    Filesize

    88KB