Analysis

  • max time kernel
    101s
  • max time network
    106s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-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
  • 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 15 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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:2016
  • 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:1880
    • C:\Windows\system32\MsiExec.exe
      C:\Windows\system32\MsiExec.exe -Embedding 22D98134D086915EF849FCA05F03A8C7
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1060
      • C:\Windows\system32\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSIB35C.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_7124050 1 test.cs!X1X3X2.Y1yY.Z3z1Z
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1600
        • C:\Windows\System32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\MSIbde1321f.msi",init
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:592
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:656
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000300" "0000000000000558"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\MSIbde1321f.msi

    Filesize

    323KB

    MD5

    460cf4e821b22e1b3df659a01ee8fb0a

    SHA1

    1c5ea14ff5f7be7e3d3a62a0d531fc7d0d0a3bf8

    SHA256

    338c4e044fcd4f8b7429558c283eb13769e0e6afcbf14e9c6bc64d5cc9e3d79a

    SHA512

    c7bf8859feb207a1178e82402c82c8e4dbaaeae1de4c5220f22a874a8d01fa1944ad91c1d3157bc3f6c1b964a8ac16ab8d00c65fbfdc5d67c7b390afcbe3aec4

  • C:\Windows\Installer\MSIB35C.tmp

    Filesize

    414KB

    MD5

    93de80a9ce7643dd46c5486de3bbd321

    SHA1

    af84880e7259b812abc4d1bd4390d594e05f0f75

    SHA256

    e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

    SHA512

    0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

  • \Users\Admin\AppData\Local\MSIbde1321f.msi

    Filesize

    323KB

    MD5

    460cf4e821b22e1b3df659a01ee8fb0a

    SHA1

    1c5ea14ff5f7be7e3d3a62a0d531fc7d0d0a3bf8

    SHA256

    338c4e044fcd4f8b7429558c283eb13769e0e6afcbf14e9c6bc64d5cc9e3d79a

    SHA512

    c7bf8859feb207a1178e82402c82c8e4dbaaeae1de4c5220f22a874a8d01fa1944ad91c1d3157bc3f6c1b964a8ac16ab8d00c65fbfdc5d67c7b390afcbe3aec4

  • \Windows\Installer\MSIB35C.tmp

    Filesize

    414KB

    MD5

    93de80a9ce7643dd46c5486de3bbd321

    SHA1

    af84880e7259b812abc4d1bd4390d594e05f0f75

    SHA256

    e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

    SHA512

    0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

  • \Windows\Installer\MSIB35C.tmp

    Filesize

    414KB

    MD5

    93de80a9ce7643dd46c5486de3bbd321

    SHA1

    af84880e7259b812abc4d1bd4390d594e05f0f75

    SHA256

    e389c34819359687adc18cf20534842b9e66dc101ea8497e70d0ae217f7081eb

    SHA512

    0b0394914c6ca4ae401244f9690760f56937f69e6dc2b65033e3586aaa479508b13ae4b1f5a7308d96834756a8ca1ae97b6f5b360f2c429794c170c42e4e0c16

  • memory/592-66-0x0000000000000000-mapping.dmp

  • memory/592-69-0x0000000180000000-0x0000000180009000-memory.dmp

    Filesize

    36KB

  • memory/1060-56-0x0000000000000000-mapping.dmp

  • memory/1600-62-0x0000000001F40000-0x0000000001F6E000-memory.dmp

    Filesize

    184KB

  • memory/1600-63-0x0000000001E20000-0x0000000001E2A000-memory.dmp

    Filesize

    40KB

  • memory/1600-64-0x0000000001F70000-0x0000000001FE0000-memory.dmp

    Filesize

    448KB

  • memory/1600-60-0x0000000000000000-mapping.dmp

  • memory/2016-54-0x000007FEFC2F1000-0x000007FEFC2F3000-memory.dmp

    Filesize

    8KB