Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 02:23

General

  • Target

    da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe

  • Size

    714KB

  • MD5

    56d14e3987e9ad35bf1bd23f860bd9b0

  • SHA1

    56d0089f14f78f23c67270036881a052b1e48c4e

  • SHA256

    da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679

  • SHA512

    77f35c7898606bc00f94bf4da8fdc271825ebb612c6138e156be6ad842864fc576d6df11b840ac8aa2377dcefe173377247b6042b012479a413ff0bc3d191cfb

  • SSDEEP

    12288:Q4CMwhob8XQbTa+e5ssnnRLhXPxdWEcfTI7ecBgLGwNsTtmX2NaZBqiA:2obiQPBe5ssnRLNZdyiOhsTgX2NiBq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.animetals.com.my
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    8VHMY#KF%kpF

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 TTPs

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

  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe
    "C:\Users\Admin\AppData\Local\Temp\da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IkJYWazYfN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4688
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IkJYWazYfN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6DAE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2236
    • C:\Users\Admin\AppData\Local\Temp\da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe
      "C:\Users\Admin\AppData\Local\Temp\da453b1b8927be6d7714036b6089a94641f7eafcac495be86d121543d42b4679.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    18KB

    MD5

    64af346eb16e178ee7994577188bffa2

    SHA1

    e886c5431210949a4d5d8f1a887ae90a924b7fb1

    SHA256

    24579c02d21874ba8ab7945ce72780d9ae6a58d5eb8755b652610e4447825ca7

    SHA512

    9560b1899caf6fafe2fc0df4d03b585dd36c536231cf5b09e3cbeaab8b16f031f77c128c7940a5222466605634ead01e10609a8db61ebc7d87a03c7c0af33df0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_udwsyqvp.xrg.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp6DAE.tmp
    Filesize

    1KB

    MD5

    17adf7ad6dcf5def32d1fdc1dceaa446

    SHA1

    30f52d92cbe940da0bcaccab9e3afd80d56e405d

    SHA256

    f6f354e1bbcc4a26f93b86714249de215b8f7650c63ec6f61ae979908b18068a

    SHA512

    bcd14e7d9de95567669a2dd957e293ee445e19216b6b4f2fbce8d49068f6cd69c54aa5d38d9f3e64b7506901a934e89e642024f2e36bf02e8f31d61c6a1d1602

  • memory/2660-97-0x00000000051F0000-0x0000000005200000-memory.dmp
    Filesize

    64KB

  • memory/2660-45-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2660-49-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/2660-95-0x0000000006A40000-0x0000000006A90000-memory.dmp
    Filesize

    320KB

  • memory/2660-96-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-9-0x0000000006720000-0x00000000067A4000-memory.dmp
    Filesize

    528KB

  • memory/2712-5-0x00000000050B0000-0x00000000050BA000-memory.dmp
    Filesize

    40KB

  • memory/2712-8-0x0000000005460000-0x000000000546C000-memory.dmp
    Filesize

    48KB

  • memory/2712-1-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-7-0x0000000005280000-0x0000000005292000-memory.dmp
    Filesize

    72KB

  • memory/2712-18-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-4-0x0000000004F90000-0x0000000004FA0000-memory.dmp
    Filesize

    64KB

  • memory/2712-3-0x0000000004FF0000-0x0000000005082000-memory.dmp
    Filesize

    584KB

  • memory/2712-48-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-2-0x0000000005690000-0x0000000005C34000-memory.dmp
    Filesize

    5.6MB

  • memory/2712-6-0x00000000052B0000-0x000000000534C000-memory.dmp
    Filesize

    624KB

  • memory/2712-0-0x0000000000570000-0x0000000000628000-memory.dmp
    Filesize

    736KB

  • memory/2712-46-0x0000000004F90000-0x0000000004FA0000-memory.dmp
    Filesize

    64KB

  • memory/4668-16-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/4668-65-0x000000007F9D0000-0x000000007F9E0000-memory.dmp
    Filesize

    64KB

  • memory/4668-14-0x0000000002840000-0x0000000002876000-memory.dmp
    Filesize

    216KB

  • memory/4668-34-0x0000000005200000-0x0000000005266000-memory.dmp
    Filesize

    408KB

  • memory/4668-15-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/4668-17-0x00000000053E0000-0x0000000005A08000-memory.dmp
    Filesize

    6.2MB

  • memory/4668-93-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/4668-87-0x0000000007780000-0x0000000007788000-memory.dmp
    Filesize

    32KB

  • memory/4668-84-0x0000000007690000-0x000000000769E000-memory.dmp
    Filesize

    56KB

  • memory/4668-44-0x0000000005DD0000-0x0000000006124000-memory.dmp
    Filesize

    3.3MB

  • memory/4668-81-0x00000000074D0000-0x00000000074DA000-memory.dmp
    Filesize

    40KB

  • memory/4668-78-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
    Filesize

    64KB

  • memory/4668-79-0x0000000007AA0000-0x000000000811A000-memory.dmp
    Filesize

    6.5MB

  • memory/4668-66-0x0000000071170000-0x00000000711BC000-memory.dmp
    Filesize

    304KB

  • memory/4688-54-0x0000000071170000-0x00000000711BC000-memory.dmp
    Filesize

    304KB

  • memory/4688-53-0x0000000006190000-0x00000000061C2000-memory.dmp
    Filesize

    200KB

  • memory/4688-77-0x0000000006D80000-0x0000000006E23000-memory.dmp
    Filesize

    652KB

  • memory/4688-67-0x0000000000C40000-0x0000000000C50000-memory.dmp
    Filesize

    64KB

  • memory/4688-64-0x0000000006110000-0x000000000612E000-memory.dmp
    Filesize

    120KB

  • memory/4688-52-0x000000007FDC0000-0x000000007FDD0000-memory.dmp
    Filesize

    64KB

  • memory/4688-82-0x0000000007160000-0x00000000071F6000-memory.dmp
    Filesize

    600KB

  • memory/4688-83-0x00000000070E0000-0x00000000070F1000-memory.dmp
    Filesize

    68KB

  • memory/4688-85-0x0000000007120000-0x0000000007134000-memory.dmp
    Filesize

    80KB

  • memory/4688-80-0x0000000006EE0000-0x0000000006EFA000-memory.dmp
    Filesize

    104KB

  • memory/4688-51-0x0000000006140000-0x000000000618C000-memory.dmp
    Filesize

    304KB

  • memory/4688-86-0x0000000007220000-0x000000000723A000-memory.dmp
    Filesize

    104KB

  • memory/4688-50-0x0000000005BB0000-0x0000000005BCE000-memory.dmp
    Filesize

    120KB

  • memory/4688-94-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/4688-20-0x0000000000C40000-0x0000000000C50000-memory.dmp
    Filesize

    64KB

  • memory/4688-19-0x00000000749C0000-0x0000000075170000-memory.dmp
    Filesize

    7.7MB

  • memory/4688-21-0x0000000000C40000-0x0000000000C50000-memory.dmp
    Filesize

    64KB

  • memory/4688-23-0x0000000004BF0000-0x0000000004C12000-memory.dmp
    Filesize

    136KB

  • memory/4688-35-0x0000000005550000-0x00000000055B6000-memory.dmp
    Filesize

    408KB