Analysis

  • max time kernel
    151s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 19:33

General

  • Target

    5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734.exe

  • Size

    208KB

  • MD5

    e6067de41ee456ac879ed49eaf452ce0

  • SHA1

    b38b0293cb268f28de80b589b09eca552c898242

  • SHA256

    5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734

  • SHA512

    654242f32c6f04140c91acdee9bd27624ac077bbee7a2453ad91cdd985f4e46ceff215e1a56431f0c810062222222c6e634d40054bb0cf79bb65da80358deec7

  • SSDEEP

    1536:Vfuxw10lxJM5y8w5OZRVmgyDl+cWaxJcveQZNTRSb3EBAR1AlQPsxjheYhpXN5yh:f0OtF2Qo7VsJgisxlYegEX0ZZbW

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • UPX packed file 16 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734.exe
    "C:\Users\Admin\AppData\Local\Temp\5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\AppData\Local\Temp\5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734.exe
      "C:\Users\Admin\AppData\Local\Temp\5a0787c7188223710640cafbb82db7fede732342952f87448dc8a03e664cd734.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AQROW.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1080
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svhust" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe" /f
          4⤵
          • Adds Run key to start application
          PID:1648
      • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
        "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1104
        • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
          "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1816
        • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
          "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious use of FindShellTrayWindow
          PID:1820

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\AQROW.bat
    Filesize

    141B

    MD5

    e83a2e0b3c1e03dfb96ffd9924117a45

    SHA1

    27a3e4ba115ba1bad0bf094f5b97e768d1ece33e

    SHA256

    655407d94fff9e707712a588d97a2017cc1c9d690a67c688ed0abcb79e452b13

    SHA512

    5f61686a3b7db3544d83a4f2ce1a75868c7dc266709f72a34eafecc3a26696a985b1912a559aed8f5a2cacbfe26be9beae2374340d1801bb18473de785557480

  • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • \Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • \Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • \Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • \Users\Admin\AppData\Roaming\svhust\svhust.exe
    Filesize

    208KB

    MD5

    1c3ea32c0864828b7e9552c9be224861

    SHA1

    01a609cb2185404bfa6e5440e7f7f827fb9321b4

    SHA256

    a07f63492b310868a2271db52fb7f33ff0df323b52c3049b15b57cf873c470d9

    SHA512

    acd4376b667a972314e568f51c87f64551c3a21f10485bad309c0618cd126194a1bd2208a5ff67e44e0ef0ffdd459761f034d6bec28112f1c71945d810d3444b

  • memory/1080-71-0x0000000000000000-mapping.dmp
  • memory/1104-78-0x0000000000000000-mapping.dmp
  • memory/1104-82-0x000000000059D000-0x00000000005B2000-memory.dmp
    Filesize

    84KB

  • memory/1452-56-0x000000000050D000-0x0000000000523000-memory.dmp
    Filesize

    88KB

  • memory/1644-70-0x0000000075041000-0x0000000075043000-memory.dmp
    Filesize

    8KB

  • memory/1644-104-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-69-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-66-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-65-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-63-0x00000000004085D0-mapping.dmp
  • memory/1644-62-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-61-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-59-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1644-58-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1648-73-0x0000000000000000-mapping.dmp
  • memory/1816-114-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1816-110-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1816-90-0x00000000004085D0-mapping.dmp
  • memory/1820-99-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-94-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-100-0x0000000000476940-mapping.dmp
  • memory/1820-107-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-108-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-109-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-92-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-111-0x00000000747B1000-0x00000000747B3000-memory.dmp
    Filesize

    8KB

  • memory/1820-113-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/1820-97-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB