Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-09-2024 06:18

General

  • Target

    Veyhl new order - PO 351081.exe

  • Size

    859KB

  • MD5

    61136861ddae7d53a0165c710bab05fe

  • SHA1

    3e001e090821562908369a797feb14da17199747

  • SHA256

    8ccca04fe86f770d8057a7209a6d31da8df7bace6f4a3d8e04d5bbfefc2661f3

  • SHA512

    0ecb011c573972f3ceef4ed12413f4f207094fb9d36daac3a727783058f7401946e678809f4ed436b8b54d0adec46f28c83df90a55bf588228d5e87769a67c23

  • SSDEEP

    12288:qZ9sUz1S6QUxvBKXbGiQOp8j8VQaZrWOreSuNe9PE4Xbm9i72lGP7r9r/+pppppL:AVdeQO2CQaZrA5EdE4rmkEG1q

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Veyhl new order - PO 351081.exe
    "C:\Users\Admin\AppData\Local\Temp\Veyhl new order - PO 351081.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4596
    • 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\Veyhl new order - PO 351081.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1692
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GWanLXwQAKvmjC.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4612
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GWanLXwQAKvmjC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA43.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2168
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3484

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

    c3ac8dd705200f86a4f19a30d1a386a6

    SHA1

    e14442c12c38148982378c31d944ea6156ddbe12

    SHA256

    57939d3bedbb74e30ed369c92d9ca4e53077773d629bd8152c66e3d9082820a4

    SHA512

    e90c9eda44c4e068bac460cefc5ae1cba450aeefe491ba0c2d70884df5b4127195efa1a351828862faf788f55d940c2d211c94eb3769195087877e5a9b65f48e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mlhstcng.wrt.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDA43.tmp

    Filesize

    1KB

    MD5

    7db92c74c14357a7631398cb8fc73216

    SHA1

    7ebdbbffe0abe24b0ef544c11a4b503d939cfc4c

    SHA256

    9ec2a2a05dd6559eef8af1fb22883d27c58716273b93c3a860ba95e26b1b83a6

    SHA512

    ae732a2cd4b8d4153ba1c06d3d898d3a0a80b7d9d8f9201fda5df4bf097f3f470a5f37869c1a1354512c335257ee524ba3abed0ae4160648626404cee8348906

  • memory/1692-27-0x0000000005910000-0x0000000005976000-memory.dmp

    Filesize

    408KB

  • memory/1692-74-0x00000000072A0000-0x00000000072BA000-memory.dmp

    Filesize

    104KB

  • memory/1692-33-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-81-0x00000000075E0000-0x00000000075FA000-memory.dmp

    Filesize

    104KB

  • memory/1692-80-0x00000000074E0000-0x00000000074F4000-memory.dmp

    Filesize

    80KB

  • memory/1692-89-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-75-0x0000000007310000-0x000000000731A000-memory.dmp

    Filesize

    40KB

  • memory/1692-15-0x0000000002670000-0x00000000026A6000-memory.dmp

    Filesize

    216KB

  • memory/1692-16-0x00000000050D0000-0x00000000056F8000-memory.dmp

    Filesize

    6.2MB

  • memory/1692-17-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-18-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/1692-49-0x00000000064E0000-0x000000000652C000-memory.dmp

    Filesize

    304KB

  • memory/1692-72-0x00000000071A0000-0x0000000007243000-memory.dmp

    Filesize

    652KB

  • memory/1692-26-0x00000000058A0000-0x0000000005906000-memory.dmp

    Filesize

    408KB

  • memory/1692-50-0x0000000007160000-0x0000000007192000-memory.dmp

    Filesize

    200KB

  • memory/1692-48-0x0000000005F80000-0x0000000005F9E000-memory.dmp

    Filesize

    120KB

  • memory/1692-25-0x0000000005800000-0x0000000005822000-memory.dmp

    Filesize

    136KB

  • memory/1692-61-0x0000000006550000-0x000000000656E000-memory.dmp

    Filesize

    120KB

  • memory/1692-51-0x0000000071530000-0x000000007157C000-memory.dmp

    Filesize

    304KB

  • memory/3484-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3484-78-0x0000000006340000-0x0000000006390000-memory.dmp

    Filesize

    320KB

  • memory/4596-4-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/4596-9-0x0000000006740000-0x00000000067C2000-memory.dmp

    Filesize

    520KB

  • memory/4596-7-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/4596-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/4596-6-0x0000000005890000-0x00000000058A0000-memory.dmp

    Filesize

    64KB

  • memory/4596-1-0x0000000000810000-0x00000000008EC000-memory.dmp

    Filesize

    880KB

  • memory/4596-24-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/4596-2-0x00000000058E0000-0x0000000005E84000-memory.dmp

    Filesize

    5.6MB

  • memory/4596-3-0x0000000005330000-0x00000000053C2000-memory.dmp

    Filesize

    584KB

  • memory/4596-5-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/4596-10-0x000000000A280000-0x000000000A31C000-memory.dmp

    Filesize

    624KB

  • memory/4596-8-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-62-0x0000000071530000-0x000000007157C000-memory.dmp

    Filesize

    304KB

  • memory/4612-77-0x0000000007AC0000-0x0000000007AD1000-memory.dmp

    Filesize

    68KB

  • memory/4612-79-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

    Filesize

    56KB

  • memory/4612-76-0x0000000007B40000-0x0000000007BD6000-memory.dmp

    Filesize

    600KB

  • memory/4612-73-0x0000000007F00000-0x000000000857A000-memory.dmp

    Filesize

    6.5MB

  • memory/4612-82-0x0000000007BE0000-0x0000000007BE8000-memory.dmp

    Filesize

    32KB

  • memory/4612-20-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-23-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-34-0x0000000005E60000-0x00000000061B4000-memory.dmp

    Filesize

    3.3MB

  • memory/4612-88-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB