Analysis

  • max time kernel
    141s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 14:42

General

  • Target

    Total Invoices.exe

  • Size

    789KB

  • MD5

    cd3c05ebb9a3fca7aa748f522559b1ea

  • SHA1

    43dc8cdf47186a54dc38cd86450aca6f6361a9b4

  • SHA256

    c96565623c3e405a370614f452383a763f5a48baf25e79f91a6311c9a0a8fd3a

  • SHA512

    5d11d8dbec417ed7c8bd9f2b49925c01440b4d517cff1190d411e832528550f0e6645c7005dbd0953aafb82ba7d25977351f0ad5aba5736bd62140a3d0cc2e6a

  • SSDEEP

    24576:7ldr5ja9fm5r+jrZf1vsAJ2jN5GFhXuv:7lbjH5srZtvXouj

Malware Config

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.

  • 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Total Invoices.exe
    "C:\Users\Admin\AppData\Local\Temp\Total Invoices.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2212
    • 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\Total Invoices.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3984
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dWXyZYb.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1240
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dWXyZYb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C0E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4780
    • 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:4760
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3960 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4416

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yge25g5c.4y1.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp8C0E.tmp
      Filesize

      1KB

      MD5

      2c5ae48e3cb5b4196df27e00f6c5962e

      SHA1

      276e50477c9b105973e131e6dce7a1972c161fd6

      SHA256

      3207f56c32bb41cd99d93fdf997cdf2b253ba305c6ec5bb4aa36d88ed2d28019

      SHA512

      189e49c3cbcb929812e45b3d88f909e8460fbb8bfa6f994e352bc8989e5bd7f2dca8d00d78cc58ae8680903c5b9a193974aa235eac56fca46d4a18afbbf93a28

    • memory/1240-84-0x00000000078C0000-0x0000000007F3A000-memory.dmp
      Filesize

      6.5MB

    • memory/1240-83-0x0000000007170000-0x0000000007213000-memory.dmp
      Filesize

      652KB

    • memory/1240-53-0x0000000005FE0000-0x000000000602C000-memory.dmp
      Filesize

      304KB

    • memory/1240-58-0x000000007F000000-0x000000007F010000-memory.dmp
      Filesize

      64KB

    • memory/1240-94-0x0000000002660000-0x0000000002670000-memory.dmp
      Filesize

      64KB

    • memory/1240-61-0x0000000070A90000-0x0000000070ADC000-memory.dmp
      Filesize

      304KB

    • memory/1240-32-0x0000000005010000-0x0000000005076000-memory.dmp
      Filesize

      408KB

    • memory/1240-22-0x0000000002660000-0x0000000002670000-memory.dmp
      Filesize

      64KB

    • memory/1240-55-0x0000000002660000-0x0000000002670000-memory.dmp
      Filesize

      64KB

    • memory/1240-28-0x0000000004DF0000-0x0000000004E12000-memory.dmp
      Filesize

      136KB

    • memory/1240-89-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/1240-97-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/1240-90-0x00000000074B0000-0x00000000074BE000-memory.dmp
      Filesize

      56KB

    • memory/1240-23-0x0000000002660000-0x0000000002670000-memory.dmp
      Filesize

      64KB

    • memory/1240-93-0x00000000075A0000-0x00000000075A8000-memory.dmp
      Filesize

      32KB

    • memory/1240-21-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/2212-10-0x0000000008BE0000-0x0000000008C7C000-memory.dmp
      Filesize

      624KB

    • memory/2212-3-0x0000000004F00000-0x0000000004F92000-memory.dmp
      Filesize

      584KB

    • memory/2212-2-0x00000000053F0000-0x0000000005994000-memory.dmp
      Filesize

      5.6MB

    • memory/2212-18-0x0000000004E90000-0x0000000004EA0000-memory.dmp
      Filesize

      64KB

    • memory/2212-1-0x0000000000450000-0x000000000051C000-memory.dmp
      Filesize

      816KB

    • memory/2212-30-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/2212-0-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/2212-11-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/2212-9-0x0000000002750000-0x00000000027D4000-memory.dmp
      Filesize

      528KB

    • memory/2212-8-0x0000000006580000-0x0000000006594000-memory.dmp
      Filesize

      80KB

    • memory/2212-7-0x00000000053D0000-0x00000000053DE000-memory.dmp
      Filesize

      56KB

    • memory/2212-6-0x0000000005280000-0x0000000005298000-memory.dmp
      Filesize

      96KB

    • memory/2212-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
      Filesize

      40KB

    • memory/2212-4-0x0000000004E90000-0x0000000004EA0000-memory.dmp
      Filesize

      64KB

    • memory/3984-19-0x0000000002F90000-0x0000000002FA0000-memory.dmp
      Filesize

      64KB

    • memory/3984-86-0x0000000007C80000-0x0000000007C8A000-memory.dmp
      Filesize

      40KB

    • memory/3984-56-0x0000000002F90000-0x0000000002FA0000-memory.dmp
      Filesize

      64KB

    • memory/3984-59-0x000000007EE70000-0x000000007EE80000-memory.dmp
      Filesize

      64KB

    • memory/3984-52-0x00000000055B0000-0x00000000055CE000-memory.dmp
      Filesize

      120KB

    • memory/3984-98-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/3984-67-0x0000000070A90000-0x0000000070ADC000-memory.dmp
      Filesize

      304KB

    • memory/3984-60-0x00000000078C0000-0x00000000078F2000-memory.dmp
      Filesize

      200KB

    • memory/3984-15-0x0000000002F50000-0x0000000002F86000-memory.dmp
      Filesize

      216KB

    • memory/3984-81-0x0000000006EB0000-0x0000000006ECE000-memory.dmp
      Filesize

      120KB

    • memory/3984-17-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/3984-51-0x00000000063C0000-0x0000000006714000-memory.dmp
      Filesize

      3.3MB

    • memory/3984-85-0x0000000007C10000-0x0000000007C2A000-memory.dmp
      Filesize

      104KB

    • memory/3984-54-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/3984-87-0x0000000007E80000-0x0000000007F16000-memory.dmp
      Filesize

      600KB

    • memory/3984-88-0x0000000007E20000-0x0000000007E31000-memory.dmp
      Filesize

      68KB

    • memory/3984-20-0x0000000005920000-0x0000000005F48000-memory.dmp
      Filesize

      6.2MB

    • memory/3984-92-0x0000000007F50000-0x0000000007F6A000-memory.dmp
      Filesize

      104KB

    • memory/3984-91-0x0000000007E50000-0x0000000007E64000-memory.dmp
      Filesize

      80KB

    • memory/4760-25-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/4760-27-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/4760-29-0x0000000005560000-0x0000000005570000-memory.dmp
      Filesize

      64KB

    • memory/4760-31-0x0000000005760000-0x00000000057C6000-memory.dmp
      Filesize

      408KB

    • memory/4760-82-0x0000000006680000-0x00000000066D0000-memory.dmp
      Filesize

      320KB

    • memory/4760-99-0x0000000074D90000-0x0000000075540000-memory.dmp
      Filesize

      7.7MB

    • memory/4760-100-0x0000000005560000-0x0000000005570000-memory.dmp
      Filesize

      64KB