Analysis

  • max time kernel
    105s
  • max time network
    25s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-04-2021 10:18

General

  • Target

    MV ATLANTIC B - PRIME EAST SHIPPING.exe

  • Size

    479KB

  • MD5

    58986c24e1bdbb6a4dc734972f0c2457

  • SHA1

    55efb98db1658687405482410c825e2e0645c5ae

  • SHA256

    deb49f04e1fd81d2c37e7a8a234d8460c6de4cd2513dca91fc5c6ed84fdae2f1

  • SHA512

    e22c6140e11cff9584a963345b77989112fd2400bd0eb8a0b055a1fdc8f90b8e0e4167c8127da34aef30232ab0cabde63cd91b468fbc4757e8d53be04536b63e

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.hyshippingcn.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    e*u@qkS4

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Nirsoft 13 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe
    "C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\sc.exe" /WindowState 0 /CommandLine "stop WinDefend" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 2040
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1316
    • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /WindowState 0 /CommandLine "rmdir 'C:\ProgramData\Microsoft\Windows Defender' -Recurse" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:608
      • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 608
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1008
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\zZiinsgogu.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1272
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2000
    • C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe
      "C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe"
      2⤵
        PID:684
      • C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe
        "C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe"
        2⤵
          PID:1280
        • C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe
          "C:\Users\Admin\AppData\Local\Temp\MV ATLANTIC B - PRIME EAST SHIPPING.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:540

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

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

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

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

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

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

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

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

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • C:\Users\Admin\AppData\Local\Temp\zZiinsgogu.vbs
        MD5

        570e1760047887d4773c02a7f0c0a9ef

        SHA1

        ea36b58136c15c0c38ca496e5fd55e9de62073dc

        SHA256

        c14774447472f5eec655d2046e6e4930b3bed4877de328d4f8a58416b7144db2

        SHA512

        aeb14674534d2a4cc6d58fe733a4a6085d031f1a45ddad9e3e8fa312879b6cd8a1dff962529639b8ebea98d1ca8a9d42c0893d267696a70c7e9db696980b9ef3

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • \Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        MD5

        17fc12902f4769af3a9271eb4e2dacce

        SHA1

        9a4a1581cc3971579574f837e110f3bd6d529dab

        SHA256

        29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

        SHA512

        036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

      • memory/540-92-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

      • memory/540-97-0x0000000004A40000-0x0000000004A41000-memory.dmp
        Filesize

        4KB

      • memory/540-89-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

      • memory/540-91-0x000000000043763E-mapping.dmp
      • memory/608-78-0x0000000000000000-mapping.dmp
      • memory/756-64-0x0000000000670000-0x00000000006B2000-memory.dmp
        Filesize

        264KB

      • memory/756-60-0x0000000000E40000-0x0000000000E41000-memory.dmp
        Filesize

        4KB

      • memory/756-63-0x0000000004C40000-0x0000000004C41000-memory.dmp
        Filesize

        4KB

      • memory/756-62-0x0000000000300000-0x0000000000302000-memory.dmp
        Filesize

        8KB

      • memory/1008-83-0x0000000000000000-mapping.dmp
      • memory/1272-86-0x0000000000000000-mapping.dmp
      • memory/1316-73-0x0000000000000000-mapping.dmp
      • memory/2000-95-0x0000000002330000-0x0000000002331000-memory.dmp
        Filesize

        4KB

      • memory/2000-118-0x0000000006200000-0x0000000006201000-memory.dmp
        Filesize

        4KB

      • memory/2000-134-0x00000000062D0000-0x00000000062D1000-memory.dmp
        Filesize

        4KB

      • memory/2000-96-0x00000000047A0000-0x00000000047A1000-memory.dmp
        Filesize

        4KB

      • memory/2000-98-0x0000000004760000-0x0000000004761000-memory.dmp
        Filesize

        4KB

      • memory/2000-133-0x00000000062C0000-0x00000000062C1000-memory.dmp
        Filesize

        4KB

      • memory/2000-99-0x0000000004762000-0x0000000004763000-memory.dmp
        Filesize

        4KB

      • memory/2000-100-0x0000000002650000-0x0000000002651000-memory.dmp
        Filesize

        4KB

      • memory/2000-101-0x0000000005240000-0x0000000005241000-memory.dmp
        Filesize

        4KB

      • memory/2000-104-0x0000000005650000-0x0000000005651000-memory.dmp
        Filesize

        4KB

      • memory/2000-106-0x000000007EF30000-0x000000007EF31000-memory.dmp
        Filesize

        4KB

      • memory/2000-110-0x0000000006040000-0x0000000006041000-memory.dmp
        Filesize

        4KB

      • memory/2000-111-0x00000000060A0000-0x00000000060A1000-memory.dmp
        Filesize

        4KB

      • memory/2000-90-0x0000000000000000-mapping.dmp
      • memory/2000-119-0x0000000005610000-0x0000000005611000-memory.dmp
        Filesize

        4KB

      • memory/2040-69-0x00000000750C1000-0x00000000750C3000-memory.dmp
        Filesize

        8KB

      • memory/2040-67-0x0000000000000000-mapping.dmp