Analysis

  • max time kernel
    98s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2022 01:56

General

  • Target

    Setup_Win_31-12-2022_01-50-16.msi

  • Size

    772KB

  • MD5

    4509edb7effdfc57e288bb7b23fa0180

  • SHA1

    edd9910a9b2774e5a9a36ca096d299b092556016

  • SHA256

    c0a063352598eae28f226207503d864a06f5490497b074a9390927793ea16bfd

  • SHA512

    c6a321a42f6235e89b9c256ccdc2d697437baa07574c4da12e65a8c225a007f5da7a6e9b8e14d88a27de19d7b78b5375e3938c5be9054fa62f645fe2420afda0

  • SSDEEP

    12288:TwHL0DpsMX/wg4ZqU0UmmhtNOOdpxoPcrDnS34y9RPF8L:0HL0tvwglMtNjjoGS3bRPF8L

Malware Config

Extracted

Family

icedid

Campaign

2957048208

C2

whothitheka.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Drops file in Windows directory 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Setup_Win_31-12-2022_01-50-16.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1508
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3428
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4276
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding 1E21D490B4DDEE454AAA429904670A2D
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\system32\rundll32.exe
          rundll32.exe "C:\Windows\Installer\MSIEBEC.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240577609 2 test.cs!X1X3X2.Y1yY.Z3z1Z
          3⤵
          • Checks computer location settings
          • Loads dropped DLL
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:2692
          • C:\Windows\System32\rundll32.exe
            "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\MSIc7897c20.msi",init
            4⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            PID:4292
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4404

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    3
    T1012

    System Information Discovery

    4
    T1082

    Peripheral Device Discovery

    2
    T1120

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\MSIc7897c20.msi
      Filesize

      323KB

      MD5

      460cf4e821b22e1b3df659a01ee8fb0a

      SHA1

      1c5ea14ff5f7be7e3d3a62a0d531fc7d0d0a3bf8

      SHA256

      338c4e044fcd4f8b7429558c283eb13769e0e6afcbf14e9c6bc64d5cc9e3d79a

      SHA512

      c7bf8859feb207a1178e82402c82c8e4dbaaeae1de4c5220f22a874a8d01fa1944ad91c1d3157bc3f6c1b964a8ac16ab8d00c65fbfdc5d67c7b390afcbe3aec4

    • C:\Users\Admin\AppData\Local\MSIc7897c20.msi
      Filesize

      323KB

      MD5

      460cf4e821b22e1b3df659a01ee8fb0a

      SHA1

      1c5ea14ff5f7be7e3d3a62a0d531fc7d0d0a3bf8

      SHA256

      338c4e044fcd4f8b7429558c283eb13769e0e6afcbf14e9c6bc64d5cc9e3d79a

      SHA512

      c7bf8859feb207a1178e82402c82c8e4dbaaeae1de4c5220f22a874a8d01fa1944ad91c1d3157bc3f6c1b964a8ac16ab8d00c65fbfdc5d67c7b390afcbe3aec4

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

      414KB

      MD5

      93de80a9ce7643dd46c5486de3bbd321

      SHA1

      af84880e7259b812abc4d1bd4390d594e05f0f75

      SHA256

      e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

      SHA512

      0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

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

      414KB

      MD5

      93de80a9ce7643dd46c5486de3bbd321

      SHA1

      af84880e7259b812abc4d1bd4390d594e05f0f75

      SHA256

      e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

      SHA512

      0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

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

      414KB

      MD5

      93de80a9ce7643dd46c5486de3bbd321

      SHA1

      af84880e7259b812abc4d1bd4390d594e05f0f75

      SHA256

      e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

      SHA512

      0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

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

      23.0MB

      MD5

      30c9f79cc92b0627fbe43c7d7185b63e

      SHA1

      5f72980f44460557b72f69dcc5849986de6e66e6

      SHA256

      3fd3fd30316b8a90ac60045d4e41a951f061def706676e1e00be6fe2088678b7

      SHA512

      53c2d2e72dfb09f49301897ceb35f4ca276b93543a8c0cd5e39a174b17fdc178d7aa46ea9294a0de5fba6ecb0668d5495a78a8cfc4a252e8346b598f812e78a4

    • \??\Volume{d2616110-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3a02e73f-ed2f-4251-93b1-c4f698795b5a}_OnDiskSnapshotProp
      Filesize

      5KB

      MD5

      da412f5274d2d0693b30a16953889ce0

      SHA1

      9e77e8c7e792d80c2946ddd4ae39ba79405a1a9b

      SHA256

      7a4ba13cb4c4860840e19517b800e84c3dd3cba2932d3c04352e58441288e5f6

      SHA512

      858bce7326b1cdccd12fa1d2e49922cf5ed5b42016eea0a956fd1a761fe48ca5903d218d7a12e85d9762df1af69f06199f9ffbb19afab76aa8ba4a4aec4adf61

    • memory/2692-136-0x0000000000000000-mapping.dmp
    • memory/2692-140-0x0000021A4B6A0000-0x0000021A4B710000-memory.dmp
      Filesize

      448KB

    • memory/2692-143-0x00007FF9D3810000-0x00007FF9D42D1000-memory.dmp
      Filesize

      10.8MB

    • memory/2692-139-0x0000021A4B410000-0x0000021A4B41A000-memory.dmp
      Filesize

      40KB

    • memory/2692-138-0x0000021A4B430000-0x0000021A4B45E000-memory.dmp
      Filesize

      184KB

    • memory/2692-147-0x00007FF9D3810000-0x00007FF9D42D1000-memory.dmp
      Filesize

      10.8MB

    • memory/4276-132-0x0000000000000000-mapping.dmp
    • memory/4292-141-0x0000000000000000-mapping.dmp
    • memory/4292-145-0x0000000180000000-0x0000000180009000-memory.dmp
      Filesize

      36KB

    • memory/4644-133-0x0000000000000000-mapping.dmp