Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:04

General

  • Target

    URGENT REQUEST FOR QUOTATION.exe

  • Size

    673KB

  • MD5

    f00f7c52552aaf2410ff3082fa37daeb

  • SHA1

    881b033d370728d7abd1b833517bf3c0cfc8d2c8

  • SHA256

    8fb777d3216834be1787eb6b32f538983ba82ce75af5925d714036f8d70a2914

  • SHA512

    b3d4ccaeb3dcf94962c529bd00ee5b2fe7f956215ef2fd71578e35e75c62a0ca4f466c72292c820ec1313c2fa819cff34e579f8d4151a0e5711b0c06e291d571

  • SSDEEP

    12288:9fYifTnzq6udapuUZ1Z1rFAHPaoq2LLU2GlreaaDyco0wwkR:9Aiz0kpuUZ7UH9erWyoC

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\URGENT REQUEST FOR QUOTATION.exe
    "C:\Users\Admin\AppData\Local\Temp\URGENT REQUEST FOR QUOTATION.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4684
    • 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\URGENT REQUEST FOR QUOTATION.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4064
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sYntCeaVlYgp.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2212
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sYntCeaVlYgp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB05.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2312
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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

    0bebc26fb9d2bf930f9b451fb1869aff

    SHA1

    3e1138c7ec406bf4572c1b36932e88aad735de9b

    SHA256

    9aa5852455225907dff2652076c6b6c9aab041546a5b7ca8f76fa57429b0fd1a

    SHA512

    67b175986230d1dbc99f959fe412120f516264cfcbcfc1e913466f07b680ac03388976bbdf7b01996eafdd9a37cf52931db016bc1fd49e4a8e5f624590303fee

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yk31za5j.d1w.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpAB05.tmp

    Filesize

    1KB

    MD5

    4c2e7b07a371fcfa29b2127f32b4ccd4

    SHA1

    43ed1e87a67363fa49cfe4e3037650dc520a6d02

    SHA256

    a4d23684c1de92bb764f589588038c6ba9f50248f71c12cb7df0061bfb760aa8

    SHA512

    9bf316a264642afaf2ed9de158208247dbf12eb8fa38d6f109c983e8e5764830e41399ea172d9e4dac206e2506e6c56d181187b7b767048f5f72fb7d6d15d6c5

  • memory/2212-91-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-83-0x0000000007860000-0x000000000787A000-memory.dmp

    Filesize

    104KB

  • memory/2212-81-0x0000000007750000-0x000000000775E000-memory.dmp

    Filesize

    56KB

  • memory/2212-21-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-79-0x0000000007720000-0x0000000007731000-memory.dmp

    Filesize

    68KB

  • memory/2212-65-0x000000006FC90000-0x000000006FCDC000-memory.dmp

    Filesize

    304KB

  • memory/2212-26-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/3244-80-0x00000000066C0000-0x0000000006710000-memory.dmp

    Filesize

    320KB

  • memory/3244-37-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4064-17-0x0000000004DF0000-0x0000000005418000-memory.dmp

    Filesize

    6.2MB

  • memory/4064-82-0x0000000007080000-0x0000000007094000-memory.dmp

    Filesize

    80KB

  • memory/4064-19-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-16-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-90-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-23-0x0000000005420000-0x0000000005486000-memory.dmp

    Filesize

    408KB

  • memory/4064-24-0x0000000005490000-0x00000000054F6000-memory.dmp

    Filesize

    408KB

  • memory/4064-84-0x0000000007160000-0x0000000007168000-memory.dmp

    Filesize

    32KB

  • memory/4064-14-0x00000000021F0000-0x0000000002226000-memory.dmp

    Filesize

    216KB

  • memory/4064-18-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4064-22-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

    Filesize

    136KB

  • memory/4064-76-0x0000000006E40000-0x0000000006E5A000-memory.dmp

    Filesize

    104KB

  • memory/4064-36-0x0000000005600000-0x0000000005954000-memory.dmp

    Filesize

    3.3MB

  • memory/4064-78-0x00000000070C0000-0x0000000007156000-memory.dmp

    Filesize

    600KB

  • memory/4064-50-0x0000000006070000-0x00000000060BC000-memory.dmp

    Filesize

    304KB

  • memory/4064-49-0x0000000005B20000-0x0000000005B3E000-memory.dmp

    Filesize

    120KB

  • memory/4064-51-0x0000000006D30000-0x0000000006D62000-memory.dmp

    Filesize

    200KB

  • memory/4064-52-0x000000006FC90000-0x000000006FCDC000-memory.dmp

    Filesize

    304KB

  • memory/4064-62-0x00000000060F0000-0x000000000610E000-memory.dmp

    Filesize

    120KB

  • memory/4064-63-0x0000000006D70000-0x0000000006E13000-memory.dmp

    Filesize

    652KB

  • memory/4064-77-0x0000000006EB0000-0x0000000006EBA000-memory.dmp

    Filesize

    40KB

  • memory/4064-75-0x00000000074A0000-0x0000000007B1A000-memory.dmp

    Filesize

    6.5MB

  • memory/4684-25-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-8-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

    Filesize

    64KB

  • memory/4684-48-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-7-0x0000000006F20000-0x0000000006F3A000-memory.dmp

    Filesize

    104KB

  • memory/4684-6-0x0000000074E60000-0x0000000075610000-memory.dmp

    Filesize

    7.7MB

  • memory/4684-5-0x0000000005AC0000-0x0000000005B5C000-memory.dmp

    Filesize

    624KB

  • memory/4684-9-0x0000000006F40000-0x0000000006FC4000-memory.dmp

    Filesize

    528KB

  • memory/4684-4-0x0000000005810000-0x000000000581A000-memory.dmp

    Filesize

    40KB

  • memory/4684-15-0x0000000074E6E000-0x0000000074E6F000-memory.dmp

    Filesize

    4KB

  • memory/4684-3-0x0000000005850000-0x00000000058E2000-memory.dmp

    Filesize

    584KB

  • memory/4684-2-0x0000000005E00000-0x00000000063A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4684-0-0x0000000074E6E000-0x0000000074E6F000-memory.dmp

    Filesize

    4KB

  • memory/4684-1-0x0000000000EB0000-0x0000000000F5A000-memory.dmp

    Filesize

    680KB