Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 23:56

General

  • Target

    44a832d85d5b5faf8eac1787295ba98d.exe

  • Size

    364KB

  • MD5

    44a832d85d5b5faf8eac1787295ba98d

  • SHA1

    5b22a597b001c65127a40907cc65b1a4ebda30e9

  • SHA256

    e3ca14b23d3f2a4d4642477183a4a52e804da09eb1576e9f9da49e016080bf0d

  • SHA512

    5a275792652f5ae45450ef8a41c3424915e8951ff10d2ef25e2e26b42dc7475a1c5a4de3bc7519c567f20a4b4f7aafc0030e5c3587b873c97245ce097849af0a

  • SSDEEP

    6144:MiRV+qT5KYaGySK87aog7NTOog89WA8CcPTHhBjLX0/6ql/JqpHq:MiCi5KYaGTaoye885CSThzq

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44a832d85d5b5faf8eac1787295ba98d.exe
    "C:\Users\Admin\AppData\Local\Temp\44a832d85d5b5faf8eac1787295ba98d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1748
    • C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831.exe
      "C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831.exe" BOMBARDAMAXIMUM
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2840
    • C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831.exe
      "C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831.exe" "C:\Users\Admin\AppData\Local\Temp\44a832d85d5b5faf8eac1787295ba98d.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831

    Filesize

    192B

    MD5

    a1cdbbe63b82dbd2d9f1ac471050a7fb

    SHA1

    d6654cb1fd01da7b02b654a11ed3b4557a3af1ea

    SHA256

    e2f5c0376d20dd732ec99d3cdf438d200fffdc394cfd28eaabe5f3f45bcc5a65

    SHA512

    f9b30c5cefeab63074a419ea450cd308c0f96bbc2b8ffb644c8e45bf61f21a600973ec4eaf90427b2b0b57b19d72b120c1c78d55480a529ef1bc404b87ba6b01

  • C:\ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831

    Filesize

    192B

    MD5

    1e26fb944e67cf252e9926c28b7eab6a

    SHA1

    710ead59875b2ea5934a428fcf17aa43bd95e0f3

    SHA256

    18eddcc0d77e3920503bcf8d686f448425c21e7abec09d0b0ccae3989de6fd6a

    SHA512

    b000636246fe3b28d9839f9d9a1a8bda48eb6cf51cf2f28059d1873ef8cfe7b3bd0a1c1a7c15f3e8af7cb0f3f28ffdb43f5da7c0fa40c8926b08c15fbecdf36e

  • \ProgramData\hBn01831bKbJa01831\hBn01831bKbJa01831.exe

    Filesize

    364KB

    MD5

    363fba7ad9a5f50e7ace1d04a3100732

    SHA1

    1c89ba957eb68db58931d6bcfe2a50a5db666e18

    SHA256

    02edd611e2d8a3dac0195c95841a9b73570fc649a3a97e2f67a6db28e8d197fa

    SHA512

    bcfa5334db7cb9b56bf654844d8a31481330a2ff3ba29845a253374d0316296253443fe3d23a91e7f4c5b04d1ce33ee54cfb5d493af7fd71abaa92ed18f637d0

  • memory/1748-1-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/1748-2-0x0000000000650000-0x0000000000750000-memory.dmp

    Filesize

    1024KB

  • memory/1748-28-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2724-32-0x0000000000620000-0x0000000000720000-memory.dmp

    Filesize

    1024KB

  • memory/2724-39-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2724-41-0x0000000000620000-0x0000000000720000-memory.dmp

    Filesize

    1024KB

  • memory/2724-49-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB

  • memory/2840-19-0x0000000000540000-0x0000000000640000-memory.dmp

    Filesize

    1024KB

  • memory/2840-29-0x0000000000400000-0x00000000004CB000-memory.dmp

    Filesize

    812KB