Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 12:02

General

  • Target

    9a98bae4321155184d55065a53b76236_JaffaCakes118.msi

  • Size

    2.0MB

  • MD5

    9a98bae4321155184d55065a53b76236

  • SHA1

    7abf0f142b3f9ca0e3508eeb14a0a752007913fd

  • SHA256

    550df7471a02ec62986380b84708162fa0dca4bf4e4eef643b1625a512a92c2a

  • SHA512

    744ab49e4a2c7ecf0ab84e7716a72e2ca7f7be6693e517fbadd5cb183f89532565677feaec09b906548e1c1c4593d80b587682694e20843d8e47a6c928adc2f6

  • SSDEEP

    49152:z6G3sBlgF4UpsUzD1PPxSc+ic4AuJZDsz5MY7os0f54HnT:mG3c2hsUzDZPQScXunDsz+Yk354Hn

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 11 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 40 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\9a98bae4321155184d55065a53b76236_JaffaCakes118.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2648
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4348
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F903818CFD97C6B2371B5E437FF6AD70
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4140
      • C:\Windows\SysWOW64\expand.exe
        "C:\Windows\System32\expand.exe" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:1676
      • C:\Users\Admin\AppData\Local\Temp\MW-a04f914b-93ba-46b4-ab51-27e673425bba\files\IMSynTPHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-a04f914b-93ba-46b4-ab51-27e673425bba\files\IMSynTPHelper.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2464
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\SysWOW64\cmd.exe" /c, "C:\Users\Admin\AppData\Local\Temp\SynTPHelp.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4352
          • C:\Users\Admin\AppData\Local\Temp\SynTPHelp.exe
            "C:\Users\Admin\AppData\Local\Temp\SynTPHelp.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1612
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\SysWOW64\cmd.exe" /c, "C:\Users\Admin\Documents\b106484eb915e4ad6df697dc1442cbff-EDITED.jpg"
              6⤵
                PID:4748
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\SysWOW64\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\SynTPHelp.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\History\SynTPHelper.exe"
                6⤵
                  PID:536
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\SysWOW64\cmd.exe" /c, "C:\Users\Admin\AppData\Local\Microsoft\Windows\History\SynTPHelper.exe"
                  6⤵
                  • Suspicious use of WriteProcessMemory
                  PID:748
                  • C:\Users\Admin\AppData\Local\Microsoft\Windows\History\SynTPHelper.exe
                    "C:\Users\Admin\AppData\Local\Microsoft\Windows\History\SynTPHelper.exe"
                    7⤵
                    • Adds Run key to start application
                    • Suspicious use of SetThreadContext
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:2120
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
                      8⤵
                      • Suspicious behavior: GetForegroundWindowSpam
                      • Suspicious use of SetWindowsHookEx
                      PID:3220
        • C:\Windows\syswow64\MsiExec.exe
          C:\Windows\syswow64\MsiExec.exe -Embedding 2B6CA5F282C7CFB4EAF8AE592F52FD7C E Global\MSI0000
          2⤵
          • Loads dropped DLL
          PID:5048
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:3032
      • C:\Windows\system32\wbem\WmiApSrv.exe
        C:\Windows\system32\wbem\WmiApSrv.exe
        1⤵
          PID:4156

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Defense Evasion

        Modify Registry

        1
        T1112

        Discovery

        Query Registry

        3
        T1012

        Peripheral Device Discovery

        2
        T1120

        System Information Discovery

        4
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\MW-a04f914b-93ba-46b4-ab51-27e673425bba\files.cab
          Filesize

          1.8MB

          MD5

          e9386820dcef0fb94373a902ebef0be8

          SHA1

          90067e9b1a618f31f13d6ddb9aae2b80a3550317

          SHA256

          2623b39263417ac2e7124d2c941636cc40ac899193c6f37aeb4770846e1dfd5b

          SHA512

          1abf56744def334f944b49a6a1c58e205b6c4f318908078679dc74317582d83c69165b46e965573d1110d0197e6a39608e0b0a80a0b410a92bfd7c2bed021511

        • C:\Users\Admin\AppData\Local\Temp\MW-a04f914b-93ba-46b4-ab51-27e673425bba\files\IMSynTPHelper.exe
          Filesize

          1.8MB

          MD5

          fd35e3dede843aa7bb4aa89349f82356

          SHA1

          f20157d7feaabe773c4fbe23f1cb5568e1662a2a

          SHA256

          fcf7eb055d5188a51816fa9147ced8a1d88290dd249d1ced2c77c57a35d2068d

          SHA512

          50e3d66edb1cc0992edfe85077046168b4cdd05d0d4711e72e6d7069db5b9ed601eed1caac0d27adf654f9cdedcd27e2c9e466584921df95eb7a0be9cf673a08

        • C:\Users\Admin\AppData\Local\Temp\MW-a04f914b-93ba-46b4-ab51-27e673425bba\msiwrapper.ini
          Filesize

          488B

          MD5

          138e4ee6eb4f9cfbd0f3431a4c9487a0

          SHA1

          d293325f14335c9efe94bcde561e96eb086f4dd5

          SHA256

          3d7124bd43322231af036a73e4d825869250e8efc0d02d2412d4cfd86d551d2f

          SHA512

          e71ed3f3362f333fd82a5be8d0f751d9fe1ada7c730ceea366450c485d2cac032b6af042fb692e55b1e11bef462e35ab66f17af4cc5d236f8ba0251732ef2fb6

        • C:\Users\Admin\Documents\b106484eb915e4ad6df697dc1442cbff-EDITED.jpg
          Filesize

          1.2MB

          MD5

          5b9849e016ab5210cbc8e78a1fdd3671

          SHA1

          560091b2bdf518dd892016722da62fa613d5e958

          SHA256

          76a430452cf0bbb0e429675afd0bf1ff9bb9391f6d41dc293afd6ef06abb7c15

          SHA512

          7975184dadbbb612cad14d01fa03d6ece12d28d9dbd1ba5ccc05b1c10f52b866693354d25c8b667c709ad345ac4a8715ec6e425702d0e3a73d606026bcaba659

        • C:\Users\Admin\Documents\b106484eb915e4ad6df697dc1442cbff-EDITED.txt
          Filesize

          32B

          MD5

          5487dd5ec11b05c9f40df10892a2be77

          SHA1

          f280495646fbe745db0a59d4c4d9c4529a205321

          SHA256

          9dbd45db8495aeb79115856938096941222a3860c642a9c42f0c0f186683909a

          SHA512

          d9128a6bb1534915cc2737d64145fb0e243a5cf709b03d3703570cd3fa6d5d703e02b056b371787288225a7225a3d8f16aee0831ad30e433c2d3110121101945

        • C:\Windows\Installer\MSI8359.tmp
          Filesize

          131KB

          MD5

          a06ba919e980d32e0ebe80ddfa099524

          SHA1

          2a1c0cbec1cbf5774a6d00fc3a14d2ce979026d1

          SHA256

          b8074d53c56f7deb5832af3894ec20a21d1162252f177984807eb30fc1152fc8

          SHA512

          c8be0aa247baec6c2a7061086c0bbec166099de3dd0f40e50558fb1515dbe9324662ea7c80797208e4eb2f2243c96067702edf385602773e7b3ccc36896f1d13

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

          23.7MB

          MD5

          af1b70212d52cb5ef8c2f4df4c0adfcb

          SHA1

          92c8e33341bfd8cda795047e1eecb56233657df6

          SHA256

          43e07efe1776a95ad00881dc1043cbb67207eafa91d3936fda4dfe65419d465d

          SHA512

          87c3ae343cf050f086a6511e59cf013102e0f934f023c61cc46777f46e6fd2d3042972c87cc437ba4ccd4d431f8bb3b4ea9ae75c835df50ca637f07608f7a775

        • \??\Volume{8ccc3c3f-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b32eee57-87f8-4b9a-91b7-16b25c854dd8}_OnDiskSnapshotProp
          Filesize

          6KB

          MD5

          3c6bc007e345a5516c6ab029f95d0e9a

          SHA1

          85959b8de105d26fb6d3b5a37b7462e4047b7f41

          SHA256

          edee90e67f47970eecd0a147031771902d3001899ec55dada759eca53b22b1b3

          SHA512

          64cae411e7c760689b41fe374495194621f1240452d61950ebdbace479cb3625de9d444236236c6efcd5e035bc80918d6dd978fc1ed46de02c784546614af145

        • memory/2120-90-0x0000000008130000-0x00000000081CC000-memory.dmp
          Filesize

          624KB

        • memory/2120-89-0x00000000032B0000-0x00000000032BC000-memory.dmp
          Filesize

          48KB

        • memory/2464-48-0x0000000000280000-0x000000000045E000-memory.dmp
          Filesize

          1.9MB

        • memory/2464-53-0x0000000007540000-0x000000000754A000-memory.dmp
          Filesize

          40KB

        • memory/2464-52-0x00000000075B0000-0x0000000007642000-memory.dmp
          Filesize

          584KB

        • memory/2464-51-0x0000000004E30000-0x0000000004E54000-memory.dmp
          Filesize

          144KB

        • memory/2464-50-0x0000000007A80000-0x0000000008024000-memory.dmp
          Filesize

          5.6MB

        • memory/2464-49-0x00000000072F0000-0x00000000074D2000-memory.dmp
          Filesize

          1.9MB

        • memory/3220-93-0x0000000005660000-0x0000000005670000-memory.dmp
          Filesize

          64KB

        • memory/3220-91-0x0000000000400000-0x0000000000456000-memory.dmp
          Filesize

          344KB

        • memory/3220-94-0x0000000005860000-0x000000000590E000-memory.dmp
          Filesize

          696KB

        • memory/3220-95-0x0000000008C90000-0x0000000008CB8000-memory.dmp
          Filesize

          160KB

        • memory/3220-96-0x0000000007990000-0x00000000079F6000-memory.dmp
          Filesize

          408KB

        • memory/3220-97-0x0000000007E90000-0x0000000007EA8000-memory.dmp
          Filesize

          96KB

        • memory/3220-98-0x0000000007FF0000-0x0000000008006000-memory.dmp
          Filesize

          88KB

        • memory/3220-99-0x0000000005AF0000-0x0000000005AFA000-memory.dmp
          Filesize

          40KB