Analysis

  • max time kernel
    135s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2023, 13:41

General

  • Target

    SIGNED ORDER.exe

  • Size

    562KB

  • MD5

    3e6850965fa13f40e05a1c416d8f2681

  • SHA1

    b2ab48d66b24f88d5cbc65b079f7d1ab3c0e9153

  • SHA256

    866e30140fc553f94493a28cae2b615924240cba323fd08f95ee0c716f28ee0e

  • SHA512

    3aa24481a5347a26113ccaea4b07779bee14f5251b2d4c936b14900c2c3069426d8596b60f5cae568c51abca9774588546199220a1bb874d693561e0f2c27644

  • SSDEEP

    12288:2VVGksHlEMtZsODNXW8FKpQ+qEg3N/X7:UKlKODxFrEqN

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.

  • 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 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vywcmFCHE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3320
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vywcmFCHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp43FE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4204
    • C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe"
      2⤵
        PID:3384
      • C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe
        "C:\Users\Admin\AppData\Local\Temp\SIGNED ORDER.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3740

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oefd2lp5.jf2.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\AppData\Local\Temp\tmp43FE.tmp

            Filesize

            1KB

            MD5

            e7996937e102114f1ef13a8c7e04ecf8

            SHA1

            7b7849ed78b1bf80f68a64b9795691ead472dce4

            SHA256

            4bef6a47af37c24c865defde2a6b95e81323caa0f60b266b509792d1db4d5bcb

            SHA512

            9f52dcaa1c6a869dddedc81b0d6a361a6745d10062c7b84f62f46fed169224efd5542fb859eb350f5c6bdff4b4940786cf180497e330c061aa2da19ba3de0f98

          • memory/3320-159-0x0000000002860000-0x0000000002870000-memory.dmp

            Filesize

            64KB

          • memory/3320-165-0x0000000002860000-0x0000000002870000-memory.dmp

            Filesize

            64KB

          • memory/3320-187-0x0000000007750000-0x0000000007758000-memory.dmp

            Filesize

            32KB

          • memory/3320-186-0x0000000007800000-0x000000000781A000-memory.dmp

            Filesize

            104KB

          • memory/3320-185-0x0000000007700000-0x000000000770E000-memory.dmp

            Filesize

            56KB

          • memory/3320-144-0x00000000028B0000-0x00000000028E6000-memory.dmp

            Filesize

            216KB

          • memory/3320-184-0x0000000007760000-0x00000000077F6000-memory.dmp

            Filesize

            600KB

          • memory/3320-183-0x000000007FC30000-0x000000007FC40000-memory.dmp

            Filesize

            64KB

          • memory/3320-164-0x00000000061C0000-0x00000000061DE000-memory.dmp

            Filesize

            120KB

          • memory/3320-181-0x0000000007530000-0x000000000753A000-memory.dmp

            Filesize

            40KB

          • memory/3320-150-0x00000000052E0000-0x0000000005302000-memory.dmp

            Filesize

            136KB

          • memory/3320-151-0x0000000005AE0000-0x0000000005B46000-memory.dmp

            Filesize

            408KB

          • memory/3320-158-0x0000000002860000-0x0000000002870000-memory.dmp

            Filesize

            64KB

          • memory/3320-179-0x00000000074C0000-0x00000000074DA000-memory.dmp

            Filesize

            104KB

          • memory/3320-178-0x0000000007B00000-0x000000000817A000-memory.dmp

            Filesize

            6.5MB

          • memory/3320-177-0x0000000006780000-0x000000000679E000-memory.dmp

            Filesize

            120KB

          • memory/3320-147-0x0000000005340000-0x0000000005968000-memory.dmp

            Filesize

            6.2MB

          • memory/3320-167-0x0000000070C90000-0x0000000070CDC000-memory.dmp

            Filesize

            304KB

          • memory/3320-166-0x0000000007170000-0x00000000071A2000-memory.dmp

            Filesize

            200KB

          • memory/3740-149-0x0000000005530000-0x0000000005596000-memory.dmp

            Filesize

            408KB

          • memory/3740-190-0x0000000005520000-0x0000000005530000-memory.dmp

            Filesize

            64KB

          • memory/3740-182-0x0000000006930000-0x0000000006AF2000-memory.dmp

            Filesize

            1.8MB

          • memory/3740-153-0x0000000005520000-0x0000000005530000-memory.dmp

            Filesize

            64KB

          • memory/3740-180-0x0000000006710000-0x0000000006760000-memory.dmp

            Filesize

            320KB

          • memory/3740-146-0x0000000000400000-0x0000000000430000-memory.dmp

            Filesize

            192KB

          • memory/4412-137-0x0000000005180000-0x000000000518A000-memory.dmp

            Filesize

            40KB

          • memory/4412-134-0x0000000005610000-0x0000000005BB4000-memory.dmp

            Filesize

            5.6MB

          • memory/4412-135-0x0000000004FA0000-0x0000000005032000-memory.dmp

            Filesize

            584KB

          • memory/4412-139-0x0000000006D60000-0x0000000006DFC000-memory.dmp

            Filesize

            624KB

          • memory/4412-138-0x0000000005210000-0x0000000005220000-memory.dmp

            Filesize

            64KB

          • memory/4412-136-0x0000000005210000-0x0000000005220000-memory.dmp

            Filesize

            64KB

          • memory/4412-133-0x00000000006A0000-0x0000000000732000-memory.dmp

            Filesize

            584KB