Analysis

  • max time kernel
    90s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2024 01:46

General

  • Target

    ca471400001374bddf5e6ff03db7889cf53bd516fe64209faee8b894b454c3c5.exe

  • Size

    821KB

  • MD5

    457f6cb01c6f3f7922ac201f70111ae5

  • SHA1

    934e5433fc83af812db461e3e7748c311e19b1bc

  • SHA256

    ca471400001374bddf5e6ff03db7889cf53bd516fe64209faee8b894b454c3c5

  • SHA512

    2403c0ab282e085b54ab5689fbae2328cf16d19bdec2edb24e32ad6bab79bdf2aba26aa52a48b44f9f573e390636a1401c7f7b30104eda131d4bec9776d06a9b

  • SSDEEP

    24576:4nIY7owVZppDU/4p2v213ZYip6rhrCWKjMA:4t7o6Zp9L2v2TYXrhrCWkMA

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca471400001374bddf5e6ff03db7889cf53bd516fe64209faee8b894b454c3c5.exe
    "C:\Users\Admin\AppData\Local\Temp\ca471400001374bddf5e6ff03db7889cf53bd516fe64209faee8b894b454c3c5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3576
    • 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\ca471400001374bddf5e6ff03db7889cf53bd516fe64209faee8b894b454c3c5.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tIFjYTCo.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4844
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tIFjYTCo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCEC.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:5076
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1356

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

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

    Filesize

    18KB

    MD5

    cbd02d16f4c5171a23c90cb66b2e6572

    SHA1

    868dc6b4e51922aaca7de683126a482a246761ed

    SHA256

    bd60077114acf15a796a5cb8d77d965e2573f685091f2a818a91637b3ad7060d

    SHA512

    cc3dacc8851f0416ce48f5bbe661216619b2e2513e66d754a542ec9959a1ab29525a3987ce91ec0a0da4e9a1e80876e4a9261d09e0db51d767897799ef071210

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_333ds15w.csj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

    Filesize

    1KB

    MD5

    f3b928454f52fd0595cba9aaa35f6b58

    SHA1

    955a9238a0c4ac5e60120849ce5e7ec5c15b732f

    SHA256

    aaa876f6e17da9e32c4e123744741202fd054ab45274325b802e8e8db57573f7

    SHA512

    4891ca9f224ee8d04c79d6868cae370419ba742e9aa1b9f7c860cb5d26ad752e889ce68913e3731cbd529f7dbcee554cb239ec5bdc5d6b80ee94b05399c50ec0

  • memory/1088-50-0x0000000005B10000-0x0000000005B5C000-memory.dmp

    Filesize

    304KB

  • memory/1088-17-0x0000000004DB0000-0x00000000053D8000-memory.dmp

    Filesize

    6.2MB

  • memory/1088-51-0x0000000006A50000-0x0000000006A82000-memory.dmp

    Filesize

    200KB

  • memory/1088-73-0x0000000006CB0000-0x0000000006D53000-memory.dmp

    Filesize

    652KB

  • memory/1088-71-0x0000000006C90000-0x0000000006CAE000-memory.dmp

    Filesize

    120KB

  • memory/1088-52-0x0000000075360000-0x00000000753AC000-memory.dmp

    Filesize

    304KB

  • memory/1088-41-0x00000000054C0000-0x0000000005814000-memory.dmp

    Filesize

    3.3MB

  • memory/1088-15-0x0000000002180000-0x00000000021B6000-memory.dmp

    Filesize

    216KB

  • memory/1088-16-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/1088-82-0x0000000007100000-0x000000000711A000-memory.dmp

    Filesize

    104KB

  • memory/1088-18-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/1088-19-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/1088-49-0x0000000005A80000-0x0000000005A9E000-memory.dmp

    Filesize

    120KB

  • memory/1088-83-0x00000000070E0000-0x00000000070E8000-memory.dmp

    Filesize

    32KB

  • memory/1088-25-0x0000000005450000-0x00000000054B6000-memory.dmp

    Filesize

    408KB

  • memory/1088-23-0x0000000004BD0000-0x0000000004BF2000-memory.dmp

    Filesize

    136KB

  • memory/1088-24-0x00000000053E0000-0x0000000005446000-memory.dmp

    Filesize

    408KB

  • memory/1088-86-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/1356-46-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1356-91-0x0000000006530000-0x0000000006580000-memory.dmp

    Filesize

    320KB

  • memory/3576-5-0x00000000055E0000-0x00000000055EA000-memory.dmp

    Filesize

    40KB

  • memory/3576-1-0x0000000000B00000-0x0000000000BD0000-memory.dmp

    Filesize

    832KB

  • memory/3576-48-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

    Filesize

    5.6MB

  • memory/3576-10-0x0000000009930000-0x00000000099CC000-memory.dmp

    Filesize

    624KB

  • memory/3576-9-0x00000000072A0000-0x0000000007324000-memory.dmp

    Filesize

    528KB

  • memory/3576-8-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-7-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

    Filesize

    4KB

  • memory/3576-3-0x0000000005620000-0x00000000056B2000-memory.dmp

    Filesize

    584KB

  • memory/3576-6-0x0000000005BA0000-0x0000000005BB2000-memory.dmp

    Filesize

    72KB

  • memory/3576-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

    Filesize

    4KB

  • memory/3576-4-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/4844-78-0x0000000007700000-0x0000000007711000-memory.dmp

    Filesize

    68KB

  • memory/4844-77-0x0000000007780000-0x0000000007816000-memory.dmp

    Filesize

    600KB

  • memory/4844-76-0x0000000007570000-0x000000000757A000-memory.dmp

    Filesize

    40KB

  • memory/4844-80-0x0000000007730000-0x000000000773E000-memory.dmp

    Filesize

    56KB

  • memory/4844-81-0x0000000007740000-0x0000000007754000-memory.dmp

    Filesize

    80KB

  • memory/4844-26-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/4844-22-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/4844-62-0x0000000075360000-0x00000000753AC000-memory.dmp

    Filesize

    304KB

  • memory/4844-21-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/4844-74-0x0000000007B50000-0x00000000081CA000-memory.dmp

    Filesize

    6.5MB

  • memory/4844-90-0x0000000074AB0000-0x0000000075260000-memory.dmp

    Filesize

    7.7MB

  • memory/4844-75-0x0000000007500000-0x000000000751A000-memory.dmp

    Filesize

    104KB