Analysis

  • max time kernel
    134s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2024 01:01

General

  • Target

    07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe

  • Size

    1.4MB

  • MD5

    86e5efa7d3dce6320ffcdfc12f628cba

  • SHA1

    d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

  • SHA256

    07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

  • SHA512

    cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

  • SSDEEP

    24576:ivrA5SXIIYCcp3WLcndXJp80oPQZ3aO30KISlm7mgXKrqEKdCSu59m6nnjqKoe:ivOkRYCcp3ZrpBooF1Tm6g6rFKdg9rjF

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 4 IoCs

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

  • Checks computer location settings 2 TTPs 2 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 3 TTPs

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

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
    "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3256
    • 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\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:468
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OkbpwNyH.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2680
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OkbpwNyH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC92C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3608
    • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
      "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
      2⤵
      • 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:796
      • 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\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1828
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4572
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFFFB.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2008
      • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
        "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
        3⤵
          PID:4848
        • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
          "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1072

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • 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

      9b8f0ffc058e4299ccbdae3a6e05439a

      SHA1

      9fccd468b8b84b33ba4fe3102edf8a4e0254f578

      SHA256

      a6b8be864e9b3382a82d981ebdecd6d54035bd054f6ff4ca763f6a5b2f9340ca

      SHA512

      cd2129b0006a63437449de71cc5e30e0fb5a59553af16b9b3e6d235208aa0bed85251e998928183144f7313363e07684bb525323f000d386a8a82f4ec2653379

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

      Filesize

      18KB

      MD5

      a30a99d1429a069e2f3a9d002d888985

      SHA1

      4313cd0f892d808dd1d11fd5bf93b4c29a6289d8

      SHA256

      fb52cb745504cc06d0c93f4c506e6186ced964d15ee2e03df8a598b4833cc609

      SHA512

      561f56b6e20f17ad082e053bf4a3c2fbae3ea55af3a620b7b9438c9297bcc80f389fa23b5d33b45c2fe40621e541366d9ab3eb04c0b127a1505ee58977b0273c

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4hl312vm.ynt.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpC92C.tmp

      Filesize

      1KB

      MD5

      4492ecfd09dd5845bd13522ca9ed9868

      SHA1

      a930cecb37faa39dad3e24d67f881751d1880a02

      SHA256

      b0c6b5249598a7397956cf586242274f6fd7013510fb471308d5af116396fbe6

      SHA512

      265883fdf1e8007a7969eb0dbc2ec44843a244ecf3fea79219f7b64cd96f068dd5554d53c545eb0ac8244b527275ae34d48595e04af8788b0e04d8494c8f8959

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

      Filesize

      1KB

      MD5

      5886eb584c36d4d63e27a676f27fbb61

      SHA1

      0ee6e1ba9d43da460e4991ec96ca567cbb2c7a25

      SHA256

      be6be7c85b062e8d348ba06be7cd171b147cb6b7310721b8d7a3ffdaed1dc375

      SHA512

      8966f1279c5bc77b3e7b2797acadeb4994b6ca12326591f544724bf734ed0e3899fdf89a23b60c95b611649cc079c8cf5718e078180a6bf4bab3b4a0202452ed

    • C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

      Filesize

      1.4MB

      MD5

      86e5efa7d3dce6320ffcdfc12f628cba

      SHA1

      d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

      SHA256

      07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

      SHA512

      cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

    • memory/468-20-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/468-22-0x00000000053D0000-0x00000000053F2000-memory.dmp

      Filesize

      136KB

    • memory/468-58-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

      Filesize

      304KB

    • memory/468-81-0x0000000007A30000-0x0000000007AC6000-memory.dmp

      Filesize

      600KB

    • memory/468-16-0x0000000002B70000-0x0000000002BA6000-memory.dmp

      Filesize

      216KB

    • memory/468-17-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/468-18-0x0000000005790000-0x0000000005DB8000-memory.dmp

      Filesize

      6.2MB

    • memory/468-19-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/468-52-0x0000000006850000-0x000000000689C000-memory.dmp

      Filesize

      304KB

    • memory/468-24-0x00000000055E0000-0x0000000005646000-memory.dmp

      Filesize

      408KB

    • memory/468-51-0x0000000006470000-0x000000000648E000-memory.dmp

      Filesize

      120KB

    • memory/468-84-0x00000000079F0000-0x0000000007A04000-memory.dmp

      Filesize

      80KB

    • memory/468-80-0x0000000007820000-0x000000000782A000-memory.dmp

      Filesize

      40KB

    • memory/468-23-0x0000000005570000-0x00000000055D6000-memory.dmp

      Filesize

      408KB

    • memory/468-93-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/796-33-0x0000000000400000-0x00000000004D4000-memory.dmp

      Filesize

      848KB

    • memory/796-94-0x0000000007000000-0x0000000007082000-memory.dmp

      Filesize

      520KB

    • memory/796-54-0x00000000055C0000-0x00000000055D0000-memory.dmp

      Filesize

      64KB

    • memory/796-53-0x00000000057E0000-0x0000000005880000-memory.dmp

      Filesize

      640KB

    • memory/1072-110-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1072-149-0x0000000006CF0000-0x0000000006D40000-memory.dmp

      Filesize

      320KB

    • memory/1828-99-0x0000000005EA0000-0x00000000061F4000-memory.dmp

      Filesize

      3.3MB

    • memory/1828-121-0x00000000065D0000-0x000000000661C000-memory.dmp

      Filesize

      304KB

    • memory/1828-122-0x0000000074C60000-0x0000000074CAC000-memory.dmp

      Filesize

      304KB

    • memory/1828-132-0x00000000075E0000-0x0000000007683000-memory.dmp

      Filesize

      652KB

    • memory/1828-143-0x0000000007AB0000-0x0000000007AC1000-memory.dmp

      Filesize

      68KB

    • memory/1828-144-0x0000000007AF0000-0x0000000007B04000-memory.dmp

      Filesize

      80KB

    • memory/2680-92-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/2680-55-0x0000000006F90000-0x0000000006FC2000-memory.dmp

      Filesize

      200KB

    • memory/2680-77-0x0000000006FE0000-0x0000000007083000-memory.dmp

      Filesize

      652KB

    • memory/2680-78-0x0000000007980000-0x0000000007FFA000-memory.dmp

      Filesize

      6.5MB

    • memory/2680-79-0x0000000007330000-0x000000000734A000-memory.dmp

      Filesize

      104KB

    • memory/2680-76-0x0000000006F70000-0x0000000006F8E000-memory.dmp

      Filesize

      120KB

    • memory/2680-56-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

      Filesize

      304KB

    • memory/2680-82-0x0000000007530000-0x0000000007541000-memory.dmp

      Filesize

      68KB

    • memory/2680-83-0x0000000007560000-0x000000000756E000-memory.dmp

      Filesize

      56KB

    • memory/2680-25-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/2680-85-0x0000000007670000-0x000000000768A000-memory.dmp

      Filesize

      104KB

    • memory/2680-86-0x0000000007650000-0x0000000007658000-memory.dmp

      Filesize

      32KB

    • memory/2680-27-0x0000000005A00000-0x0000000005D54000-memory.dmp

      Filesize

      3.3MB

    • memory/2680-34-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/2680-26-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-9-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-8-0x00000000743DE000-0x00000000743DF000-memory.dmp

      Filesize

      4KB

    • memory/3256-3-0x00000000057F0000-0x0000000005882000-memory.dmp

      Filesize

      584KB

    • memory/3256-7-0x0000000005B70000-0x0000000005B80000-memory.dmp

      Filesize

      64KB

    • memory/3256-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

      Filesize

      5.6MB

    • memory/3256-4-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-5-0x0000000005780000-0x000000000578A000-memory.dmp

      Filesize

      40KB

    • memory/3256-50-0x00000000743D0000-0x0000000074B80000-memory.dmp

      Filesize

      7.7MB

    • memory/3256-6-0x0000000006E20000-0x0000000006F4E000-memory.dmp

      Filesize

      1.2MB

    • memory/3256-10-0x0000000007590000-0x00000000076A6000-memory.dmp

      Filesize

      1.1MB

    • memory/3256-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

      Filesize

      4KB

    • memory/3256-11-0x000000000AB20000-0x000000000ABBC000-memory.dmp

      Filesize

      624KB

    • memory/3256-1-0x0000000000D50000-0x0000000000EBE000-memory.dmp

      Filesize

      1.4MB

    • memory/4572-146-0x0000000007F30000-0x0000000007F44000-memory.dmp

      Filesize

      80KB

    • memory/4572-133-0x0000000074C60000-0x0000000074CAC000-memory.dmp

      Filesize

      304KB