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Resubmissions

15/05/2024, 13:40

240515-qywq7aca2w 6

15/05/2024, 13:27

240515-qp4ensbf49 6

Analysis

  • max time kernel
    300s
  • max time network
    202s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    15/05/2024, 13:40

General

  • Target

    SecuriteInfo.com.Win32.BankerX-gen.16498.24398.msi

  • Size

    22.3MB

  • MD5

    200fd4aae553f39a8bb54172fcf89785

  • SHA1

    be5715177d2ddf2681ec53638aa7461f7facd93f

  • SHA256

    13c236d54f22e9050fff6c5063747cbe49877e3732490586d8a3f9f818b35cf8

  • SHA512

    46fe937d57d15e5a331b5a5b2ac586d9e38ca1580c52f4f5e91211bec5c85a9e2f708ae93609f8471444132b8978a0a0a428de57876922ef8a418691a6dcbbef

  • SSDEEP

    393216:hD9bN/4Kko3LubAx2YK8GHrRmVLuNYyRl9jyS2O/dLWTjQD8VJZg/L9Xs4Fi+OUQ:X59Ebw+dsspl4SB/7D8ALPTOUAh

Score
6/10

Malware Config

Signatures

  • 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.

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 15 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.BankerX-gen.16498.24398.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:876
  • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4824
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2A2CE53E1160531A77960897505DC7CA
      2⤵
      • Loads dropped DLL
      PID:856
    • C:\Program Files (x86)\Update\Update\winlog.exe
      "C:\Program Files (x86)\Update\Update\winlog.exe"
      2⤵
      • Adds Run key to start application
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\e575363.rbs

    Filesize

    1KB

    MD5

    f55e2c422e194f66e52c335504bdb474

    SHA1

    1b957fffc444e48851f79ea6e137f065cf2152c1

    SHA256

    d6c15835b07c6d683eff7ad811d1f9a2cee3747f05350f2f39775a15b210683b

    SHA512

    1632446b17de884dc4c855274ebaa110341d27a1464d54023e8558a149335066b47e7e96e5b2f782bf9a29f8abd6b38d405c96ceb2bee25e193fbe2d58445751

  • C:\Program Files (x86)\Update\Update\avutil.dll

    Filesize

    9.4MB

    MD5

    8e2162827d3d0ec71dea8f4a606ad2e3

    SHA1

    1e459430639dbbc76b5485090563e8f1f4e336f6

    SHA256

    fd69196517a01a4b71f4fc7f0a73d5e25653a48fc531958142ab7f8eb75de361

    SHA512

    c3e3fc7674e204e908773f4eae9771902d1f11b5f397744ceba135548d4d959730671a3e7096b8733237440d9d35667857c8af9baebc41209b56f638c4563ddc

  • C:\Program Files (x86)\Update\Update\winlog.exe

    Filesize

    26.1MB

    MD5

    48d732a19514bef06acc712f43fa7d65

    SHA1

    f06845844e06879d355824ce1fcfa90244d526ed

    SHA256

    ba4612db8ce37b8e64d163a4c8e236b0ad2ddc223b91383f270924846394bf95

    SHA512

    041aaa1c64da4d81a6867a56ebd9d8bfd092bd584c09de05349bce42e3b718a36b45970240f0ec25bf962e59730276e51f116d2f7b609beda6993edfa9248135

  • C:\Windows\Installer\MSI53AE.tmp

    Filesize

    557KB

    MD5

    2c9c51ac508570303c6d46c0571ea3a1

    SHA1

    e3e0fe08fa11a43c8bca533f212bdf0704c726d5

    SHA256

    ff86c76a8d5846b3a1ad58ff2fd8e5a06a84eb5899cdee98e59c548d33335550

    SHA512

    df5f1def5aac44f39a2dfde9c6c73f15f83a7374b4ad42b67e425ccb7ac99a64c5701b676ae46d2f7167a04a955158031a839e7878d100aaf8fab0ce2059f127

  • memory/2832-45-0x0000000007560000-0x0000000007561000-memory.dmp

    Filesize

    4KB

  • memory/2832-48-0x0000000018000000-0x000000001B4CA000-memory.dmp

    Filesize

    52.8MB

  • memory/2832-43-0x0000000007410000-0x0000000007411000-memory.dmp

    Filesize

    4KB

  • memory/2832-44-0x0000000007550000-0x0000000007551000-memory.dmp

    Filesize

    4KB

  • memory/2832-41-0x00000000073F0000-0x00000000073F1000-memory.dmp

    Filesize

    4KB

  • memory/2832-46-0x0000000007570000-0x0000000007571000-memory.dmp

    Filesize

    4KB

  • memory/2832-47-0x0000000007580000-0x0000000007581000-memory.dmp

    Filesize

    4KB

  • memory/2832-42-0x0000000007400000-0x0000000007401000-memory.dmp

    Filesize

    4KB

  • memory/2832-51-0x0000000000400000-0x0000000001EF2000-memory.dmp

    Filesize

    26.9MB

  • memory/2832-57-0x0000000007560000-0x0000000007561000-memory.dmp

    Filesize

    4KB

  • memory/2832-56-0x0000000007550000-0x0000000007551000-memory.dmp

    Filesize

    4KB

  • memory/2832-55-0x0000000007440000-0x0000000007441000-memory.dmp

    Filesize

    4KB

  • memory/2832-58-0x0000000007570000-0x0000000007571000-memory.dmp

    Filesize

    4KB

  • memory/2832-59-0x0000000018000000-0x000000001B4CA000-memory.dmp

    Filesize

    52.8MB

  • memory/2832-62-0x0000000000400000-0x0000000001EF2000-memory.dmp

    Filesize

    26.9MB