Analysis

  • max time kernel
    145s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 18:04

General

  • Target

    z1eCAC2025.msi

  • Size

    2.9MB

  • MD5

    30c87bf81a6b9da8c2d2196d4471f056

  • SHA1

    a8c45bd3cb66256a07ba8c4047aa88db5c72c50b

  • SHA256

    40c90476979303f54df8bf6ac6ba10a252623cf18519b492b77d8988cb6bd216

  • SHA512

    066c4c9922994259cdb62d9cbc21fa6e63b1c765a18a1c4e94b1741e60b580ddb132134f13d6ad0f86285c618243ca6849dc5aac92fb8b8be014610a6159bf06

  • SSDEEP

    49152:N+1Ypn4N2MGVv1zyIBWGppT9jnMHRjOOozjcqZJN8dUZTwYaH7oqPxMbY+K/tzQz:N+lUlz9FKbsodq0YaH7ZPxMb8tT

Malware Config

Signatures

  • AteraAgent

    AteraAgent is a remote monitoring and management tool.

  • Ateraagent family
  • Detects AteraAgent 1 IoCs
  • Blocklisted process makes network request 4 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 35 IoCs
  • Executes dropped EXE 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Loads dropped DLL 31 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 55 IoCs
  • Modifies registry class 22 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\z1eCAC2025.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2932
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1296
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding D57C622155748AFE2FAA8E7D294DF77B
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2876
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSIE426.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240641343 2 AlphaControlAgentInstallation!AlphaControlAgentInstallation.CustomActions.GenerateAgentId
          3⤵
          • Drops file in Windows directory
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1492
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSIE7F0.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240642078 6 AlphaControlAgentInstallation!AlphaControlAgentInstallation.CustomActions.ReportMsiStart
          3⤵
          • Blocklisted process makes network request
          • Drops file in Windows directory
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2204
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSIF2AF.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240644812 11 AlphaControlAgentInstallation!AlphaControlAgentInstallation.CustomActions.ShouldContinueInstallation
          3⤵
          • Drops file in Windows directory
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1172
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSI179.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240648578 33 AlphaControlAgentInstallation!AlphaControlAgentInstallation.CustomActions.ReportMsiEnd
          3⤵
          • Blocklisted process makes network request
          • Drops file in Windows directory
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:3116
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding BCA450DF98AB2FDBFAF235BD184FB634 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1796
        • C:\Windows\SysWOW64\NET.exe
          "NET" STOP AteraAgent
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1152
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 STOP AteraAgent
            4⤵
            • System Location Discovery: System Language Discovery
            PID:976
        • C:\Windows\SysWOW64\TaskKill.exe
          "TaskKill.exe" /f /im AteraAgent.exe
          3⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1312
      • C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe
        "C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe" /i /IntegratorLogin="[email protected]" /CompanyId="1" /IntegratorLoginUI="" /CompanyIdUI="" /FolderId="" /AccountId="001Q300000PPiXTIA1" /AgentId="630eb188-fe06-4612-99fc-459e9ef621f5"
        2⤵
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Executes dropped EXE
        • Modifies data under HKEY_USERS
        PID:3984
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1924
    • C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe
      "C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe"
      1⤵
      • Drops file in Program Files directory
      • Executes dropped EXE
      • Modifies data under HKEY_USERS
      • Suspicious use of WriteProcessMemory
      PID:2708
      • C:\Windows\System32\sc.exe
        "C:\Windows\System32\sc.exe" failure AteraAgent reset= 600 actions= restart/25000
        2⤵
        • Launches sc.exe
        PID:3124

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Config.Msi\e57e35c.rbs

      Filesize

      8KB

      MD5

      09026562cba442cece5fc8219dc1785c

      SHA1

      5041cc94d6a1643c184453b12d6bad61252528f9

      SHA256

      b6a740f16411dd2fb6e206d5e47635cb15fbfe3133f8a82c29a131f1b7239894

      SHA512

      058a28496ba4f706cef825669bf01c76102f10bba444a65fb1bceb595afbd8ba4c8a750ffd729d5bf22688b590ec15a94c51026dbd5262f15adecaf6391b4426

    • C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe

      Filesize

      142KB

      MD5

      477293f80461713d51a98a24023d45e8

      SHA1

      e9aa4e6c514ee951665a7cd6f0b4a4c49146241d

      SHA256

      a96a0ba7998a6956c8073b6eff9306398cc03fb9866e4cabf0810a69bb2a43b2

      SHA512

      23f3bd44a5fb66be7fea3f7d6440742b657e4050b565c1f8f4684722502d46b68c9e54dcc2486e7de441482fcc6aa4ad54e94b1d73992eb5d070e2a17f35de2f

    • C:\Program Files (x86)\ATERA Networks\AteraAgent\AteraAgent.exe.config

      Filesize

      1KB

      MD5

      b3bb71f9bb4de4236c26578a8fae2dcd

      SHA1

      1ad6a034ccfdce5e3a3ced93068aa216bd0c6e0e

      SHA256

      e505b08308622ad12d98e1c7a07e5dc619a2a00bcd4a5cbe04fe8b078bcf94a2

      SHA512

      fb6a46708d048a8f964839a514315b9c76659c8e1ab2cd8c5c5d8f312aa4fb628ab3ce5d23a793c41c13a2aa6a95106a47964dad72a5ecb8d035106fc5b7ba71

    • C:\Program Files (x86)\ATERA Networks\AteraAgent\Newtonsoft.Json.dll

      Filesize

      693KB

      MD5

      2c4d25b7fbd1adfd4471052fa482af72

      SHA1

      fd6cd773d241b581e3c856f9e6cd06cb31a01407

      SHA256

      2a7a84768cc09a15362878b270371daad9872caacbbeebe7f30c4a7ed6c03ca7

      SHA512

      f7f94ec00435466db2fb535a490162b906d60a3cfa531a36c4c552183d62d58ccc9a6bb8bbfe39815844b0c3a861d3e1f1178e29dbcb6c09fa2e6ebbb7ab943a

    • C:\Program Files (x86)\ATERA Networks\AteraAgent\Pubnub.dll

      Filesize

      588KB

      MD5

      17d74c03b6bcbcd88b46fcc58fc79a0d

      SHA1

      bc0316e11c119806907c058d62513eb8ce32288c

      SHA256

      13774cc16c1254752ea801538bfb9a9d1328f8b4dd3ff41760ac492a245fbb15

      SHA512

      f1457a8596a4d4f9b98a7dcb79f79885fa28bd7fc09a606ad3cd6f37d732ec7e334a64458e51e65d839ddfcdf20b8b5676267aa8ced0080e8cf81a1b2291f030

    • C:\Program Files (x86)\ATERA Networks\AteraAgent\log.txt

      Filesize

      230B

      MD5

      7f31f44e7c0aa9f8e94c512b5f1fc42f

      SHA1

      5466ec1274e9da364b9b724578a8b28c36c2f3e4

      SHA256

      5652f9bcff6f66773ada9c5697f70b7e0442855bb3d6567fca5ba32bf73d09b3

      SHA512

      4e5e923a5a5cd3f67d09dfdd23a2b1bc0a51e2b123b2962996fe9c39851a31313657a3a90294008193fbd14d3f43e1cfa3ad0addb4c4e824eb41d5c427bad41e

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

      Filesize

      471B

      MD5

      41496eaec47272bc95bb0a2ff717dcbb

      SHA1

      6a80c926fcb5097a2b9cb44b44426cc34a56c3a4

      SHA256

      a205e3357e1c87894c1725a526ea734f7dd97d0813a0b79d296f7ea083105614

      SHA512

      30c2d43a40136ae6d88a79406b18f17b6fcde440d59130a92b9bd2f21af69e7b1c0b73d875f8bfd7503f69916540d7aefb205646a43bfa4b6f5fdaa552a4b9ce

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_DEB07B5578A606ED6489DDA2E357A944

      Filesize

      727B

      MD5

      d67fdd580bd145b76a8f83dd774ab70d

      SHA1

      12915b1143c9e9dac224c2ea04c9f72fa5740604

      SHA256

      f67e7df704b8bef35c0a8a2262748acf50d6535fdcfeb5491df175f17887b4aa

      SHA512

      d772faf89a1399692c7d38cb70f2c56b3574f93fcad82f33259523ea8f3789c5433d2d3130bc643757f5fb1afc9f986bba33971bcb189f7e7da3eba148ddf8e6

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

      Filesize

      727B

      MD5

      16c24216150e1a905e10b2e8d548347c

      SHA1

      5c4368666496e27bd6d6bd0d8f272cb4ffb49782

      SHA256

      d2a211d804241dbd3bb351b41b439f024aa630aab63ccba213147264d5da8a64

      SHA512

      f06d505c516c76a3d4a16d908d7603cebb6c78ea58b75d1d5b44a252a0866a80968786b00b85ac23045921e8f561b64ea4be00793ea27c770da4e4c3ede65af8

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

      Filesize

      400B

      MD5

      aec7461a3cc93e07882f847ac4abef30

      SHA1

      9e97887c5ea2ad48fa95884493bb3586f0c774d7

      SHA256

      dbf965c68a21a0afad35e94dc5a3881689b752edca145d983e08bac9576e4251

      SHA512

      339c1f1429945e519a1103e5414c9e55c0f35c5f9bc71c287ae7dbb00eeb89404349ff04e68145980e5beba4341e6f1716b0c2219a5ef689ba748d73ed447ecd

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_DEB07B5578A606ED6489DDA2E357A944

      Filesize

      404B

      MD5

      4049c9dd7d85dc46c0330b145be998e4

      SHA1

      0023eab42dfb14668dc5f88124349428ba63002e

      SHA256

      d640c565813680e7c37cd42248491c8727499319b17f74314a4a13b73e44f654

      SHA512

      5960f0fe84fef1730f20899e2177bf3c2f4dd0d31d3ae2575b8d3a972cd45553c026dd07b009d40842aa59407c623b8cb18f0c2c19f8345224c4cc06b1ad11cd

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

      Filesize

      412B

      MD5

      ec25f6f02cbd78885c812cb14f9fa5da

      SHA1

      380b4cbbc73bb25dba6bcfa8246af1f2c2adc2db

      SHA256

      e6e8c6b1885a52b72fa538d702da8c0bcb35834ce0d09871803f52d1c7a1672a

      SHA512

      3789face23ded0146ccd5f7413be9f470674e08bd18bb2d73d68f9e6a56aab36ac97be7f66e642a12d99c17a34555ad01dd0c8eab0e4427bf83c8c815e233ee9

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\rundll32.exe.log

      Filesize

      651B

      MD5

      9bbfe11735bac43a2ed1be18d0655fe2

      SHA1

      61141928bb248fd6e9cd5084a9db05a9b980fb3a

      SHA256

      549953bd4fc8acc868a9374ec684ebd9e7b23939adf551016f3433b642697b74

      SHA512

      a78c52b2ddc057dabf260eeb744b9f55eab3374ad96e1938a291d2b17f204a0d6e1aa02802de75f0b2cd6d156540d2ddee15e889b89d5e619207054df4c1d483

    • C:\Windows\Installer\MSIE426.tmp

      Filesize

      509KB

      MD5

      88d29734f37bdcffd202eafcdd082f9d

      SHA1

      823b40d05a1cab06b857ed87451bf683fdd56a5e

      SHA256

      87c97269e2b68898be87b884cd6a21880e6f15336b1194713e12a2db45f1dccf

      SHA512

      1343ed80dccf0fa4e7ae837b68926619d734bc52785b586a4f4102d205497d2715f951d9acacc8c3e5434a94837820493173040dc90fb7339a34b6f3ef0288d0

    • C:\Windows\Installer\MSIE426.tmp-\AlphaControlAgentInstallation.dll

      Filesize

      25KB

      MD5

      aa1b9c5c685173fad2dabebeb3171f01

      SHA1

      ed756b1760e563ce888276ff248c734b7dd851fb

      SHA256

      e44a6582cd3f84f4255d3c230e0a2c284e0cffa0ca5e62e4d749e089555494c7

      SHA512

      d3bfb4bd7e7fdb7159fbfc14056067c813ce52cdd91e885bdaac36820b5385fb70077bf58ec434d31a5a48245eb62b6794794618c73fe7953f79a4fc26592334

    • C:\Windows\Installer\MSIE426.tmp-\Microsoft.Deployment.WindowsInstaller.dll

      Filesize

      179KB

      MD5

      1a5caea6734fdd07caa514c3f3fb75da

      SHA1

      f070ac0d91bd337d7952abd1ddf19a737b94510c

      SHA256

      cf06d4ed4a8baf88c82d6c9ae0efc81c469de6da8788ab35f373b350a4b4cdca

      SHA512

      a22dd3b7cf1c2edcf5b540f3daa482268d8038d468b8f00ca623d1c254affbbc1446e5bd42adc3d8e274be3ba776b0034e179faccd9ac8612ccd75186d1e3bf1

    • C:\Windows\Installer\MSIE7F0.tmp-\CustomAction.config

      Filesize

      1KB

      MD5

      bc17e956cde8dd5425f2b2a68ed919f8

      SHA1

      5e3736331e9e2f6bf851e3355f31006ccd8caa99

      SHA256

      e4ff538599c2d8e898d7f90ccf74081192d5afa8040e6b6c180f3aa0f46ad2c5

      SHA512

      02090daf1d5226b33edaae80263431a7a5b35a2ece97f74f494cc138002211e71498d42c260395ed40aee8e4a40474b395690b8b24e4aee19f0231da7377a940

    • C:\Windows\Installer\MSIE7F0.tmp-\Newtonsoft.Json.dll

      Filesize

      695KB

      MD5

      715a1fbee4665e99e859eda667fe8034

      SHA1

      e13c6e4210043c4976dcdc447ea2b32854f70cc6

      SHA256

      c5c83bbc1741be6ff4c490c0aee34c162945423ec577c646538b2d21ce13199e

      SHA512

      bf9744ccb20f8205b2de39dbe79d34497b4d5c19b353d0f95e87ea7ef7fa1784aea87e10efcef11e4c90451eaa47a379204eb0533aa3018e378dd3511ce0e8ad

    • C:\Windows\Installer\MSIF522.tmp

      Filesize

      211KB

      MD5

      a3ae5d86ecf38db9427359ea37a5f646

      SHA1

      eb4cb5ff520717038adadcc5e1ef8f7c24b27a90

      SHA256

      c8d190d5be1efd2d52f72a72ae9dfa3940ab3faceb626405959349654fe18b74

      SHA512

      96ecb3bc00848eeb2836e289ef7b7b2607d30790ffd1ae0e0acfc2e14f26a991c6e728b8dc67280426e478c70231f9e13f514e52c8ce7d956c1fad0e322d98e0

    • C:\Windows\Installer\e57e35b.msi

      Filesize

      2.9MB

      MD5

      30c87bf81a6b9da8c2d2196d4471f056

      SHA1

      a8c45bd3cb66256a07ba8c4047aa88db5c72c50b

      SHA256

      40c90476979303f54df8bf6ac6ba10a252623cf18519b492b77d8988cb6bd216

      SHA512

      066c4c9922994259cdb62d9cbc21fa6e63b1c765a18a1c4e94b1741e60b580ddb132134f13d6ad0f86285c618243ca6849dc5aac92fb8b8be014610a6159bf06

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

      Filesize

      24.1MB

      MD5

      a44516cf9c39ed0d8fd630981ebc8cfc

      SHA1

      b6ce17eb69719cdc0715fb47b250344742126da0

      SHA256

      25f560537b17065dfc402aedd2d01a888d573ada283031dc8a3ce79e9a35cc88

      SHA512

      72c11e2db2c191a302ac0c36e8e30251d800fb86a3c39c5128f75311322deefd8d0276571fdb071abda8c7fd4efc790ed5408b13483711fe689625a117122889

    • \??\Volume{77a2731a-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{dc218008-2931-4328-ae07-3fd92179be72}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      dc2393b7338ac9d76673909b353024bf

      SHA1

      186aa0e28c8efc4f6df988b3d1eeadaf79c0681b

      SHA256

      6d0d54c53e75664a19d791e64bbec05090fc22246f87f9565a363bb9dd16be55

      SHA512

      f978246a5d344644cb6452c671e140b54f3451cf0f7fe8faa8ec6ce4df3f061f4ac90c2ae4018c5492e3ddef0b4ed782c0703f297a19a19028449513b9a6d13b

    • memory/1172-111-0x0000000002D00000-0x0000000002D66000-memory.dmp

      Filesize

      408KB

    • memory/1492-43-0x0000000004C10000-0x0000000004C1C000-memory.dmp

      Filesize

      48KB

    • memory/1492-39-0x0000000004BD0000-0x0000000004BFE000-memory.dmp

      Filesize

      184KB

    • memory/2204-80-0x0000000004D40000-0x0000000005094000-memory.dmp

      Filesize

      3.3MB

    • memory/2204-79-0x0000000004B50000-0x0000000004B72000-memory.dmp

      Filesize

      136KB

    • memory/2204-76-0x0000000004C80000-0x0000000004D32000-memory.dmp

      Filesize

      712KB

    • memory/2708-206-0x00000269EF480000-0x00000269EF4A2000-memory.dmp

      Filesize

      136KB

    • memory/2708-201-0x00000269EF540000-0x00000269EF5F2000-memory.dmp

      Filesize

      712KB

    • memory/3984-166-0x00000274DC320000-0x00000274DC35C000-memory.dmp

      Filesize

      240KB

    • memory/3984-165-0x00000274C3A90000-0x00000274C3AA2000-memory.dmp

      Filesize

      72KB

    • memory/3984-161-0x00000274DC8D0000-0x00000274DC968000-memory.dmp

      Filesize

      608KB

    • memory/3984-149-0x00000274C1EE0000-0x00000274C1F08000-memory.dmp

      Filesize

      160KB