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Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/09/2023, 23:01

General

  • Target

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe

  • Size

    939KB

  • MD5

    bec9b4e7943863ac7cd194c47ff11157

  • SHA1

    6ca1a0f4ba363e20994a01b5db1cd4d4a76bba99

  • SHA256

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1

  • SHA512

    e057e1e3289e3d6effbfb2b51efa22401d51ce3506e8eaa2abb26d130297bffe3229dc34dfbe22269585f0245a6f85ab021b171206e7afac97cde49f004a0f8f

  • SSDEEP

    24576:hs3rdwVbrcTtED4wcEDzHMC4ITeo8blsd9MPbYhwCDwg7UBzMzd:e3r88Tmk4PsvC8BsdsbA7UZMzd

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Fatal Rat payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe
    "C:\Users\Admin\AppData\Local\Temp\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command -
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2136
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command -
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:964
    • C:\Users\Admin\AppData\Local\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe
      "C:\Users\Admin\AppData\Local\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3904
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4380
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command -
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1016
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5032
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command -
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2672

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe

    Filesize

    939KB

    MD5

    bec9b4e7943863ac7cd194c47ff11157

    SHA1

    6ca1a0f4ba363e20994a01b5db1cd4d4a76bba99

    SHA256

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1

    SHA512

    e057e1e3289e3d6effbfb2b51efa22401d51ce3506e8eaa2abb26d130297bffe3229dc34dfbe22269585f0245a6f85ab021b171206e7afac97cde49f004a0f8f

  • C:\Users\Admin\AppData\Local\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe

    Filesize

    939KB

    MD5

    bec9b4e7943863ac7cd194c47ff11157

    SHA1

    6ca1a0f4ba363e20994a01b5db1cd4d4a76bba99

    SHA256

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1

    SHA512

    e057e1e3289e3d6effbfb2b51efa22401d51ce3506e8eaa2abb26d130297bffe3229dc34dfbe22269585f0245a6f85ab021b171206e7afac97cde49f004a0f8f

  • C:\Users\Admin\AppData\Local\110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1.exe

    Filesize

    939KB

    MD5

    bec9b4e7943863ac7cd194c47ff11157

    SHA1

    6ca1a0f4ba363e20994a01b5db1cd4d4a76bba99

    SHA256

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1

    SHA512

    e057e1e3289e3d6effbfb2b51efa22401d51ce3506e8eaa2abb26d130297bffe3229dc34dfbe22269585f0245a6f85ab021b171206e7afac97cde49f004a0f8f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3vb3bn5k.qxg.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Default\Desktop\athletes.exe

    Filesize

    939KB

    MD5

    bec9b4e7943863ac7cd194c47ff11157

    SHA1

    6ca1a0f4ba363e20994a01b5db1cd4d4a76bba99

    SHA256

    110da8673eb291da57172ccac873ff42efb62e2f423104dc45571ff30691fcc1

    SHA512

    e057e1e3289e3d6effbfb2b51efa22401d51ce3506e8eaa2abb26d130297bffe3229dc34dfbe22269585f0245a6f85ab021b171206e7afac97cde49f004a0f8f

  • memory/368-29-0x0000000006FB0000-0x0000000007026000-memory.dmp

    Filesize

    472KB

  • memory/368-26-0x0000000006200000-0x0000000006244000-memory.dmp

    Filesize

    272KB

  • memory/368-40-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/368-9-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/368-8-0x0000000002360000-0x0000000002396000-memory.dmp

    Filesize

    216KB

  • memory/368-10-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/368-12-0x0000000004DD0000-0x00000000053F8000-memory.dmp

    Filesize

    6.2MB

  • memory/368-11-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/368-13-0x0000000004CB0000-0x0000000004CD2000-memory.dmp

    Filesize

    136KB

  • memory/368-14-0x0000000004D50000-0x0000000004DB6000-memory.dmp

    Filesize

    408KB

  • memory/368-15-0x0000000005570000-0x00000000055D6000-memory.dmp

    Filesize

    408KB

  • memory/368-39-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/368-25-0x0000000005CD0000-0x0000000005CEE000-memory.dmp

    Filesize

    120KB

  • memory/368-37-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/368-38-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/368-28-0x00000000023D0000-0x00000000023E0000-memory.dmp

    Filesize

    64KB

  • memory/368-35-0x00000000082E0000-0x0000000008884000-memory.dmp

    Filesize

    5.6MB

  • memory/368-30-0x00000000076B0000-0x0000000007D2A000-memory.dmp

    Filesize

    6.5MB

  • memory/368-31-0x0000000007050000-0x000000000706A000-memory.dmp

    Filesize

    104KB

  • memory/368-34-0x00000000071A0000-0x00000000071C2000-memory.dmp

    Filesize

    136KB

  • memory/368-33-0x0000000007200000-0x0000000007296000-memory.dmp

    Filesize

    600KB

  • memory/964-81-0x00000000053A0000-0x00000000053B0000-memory.dmp

    Filesize

    64KB

  • memory/964-91-0x00000000053A0000-0x00000000053B0000-memory.dmp

    Filesize

    64KB

  • memory/964-80-0x00000000053A0000-0x00000000053B0000-memory.dmp

    Filesize

    64KB

  • memory/964-79-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/964-92-0x00000000053A0000-0x00000000053B0000-memory.dmp

    Filesize

    64KB

  • memory/964-94-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/964-95-0x00000000053A0000-0x00000000053B0000-memory.dmp

    Filesize

    64KB

  • memory/2080-0-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-36-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-1-0x0000000077B24000-0x0000000077B26000-memory.dmp

    Filesize

    8KB

  • memory/2080-2-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-54-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-117-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-3-0x00000000046D0000-0x00000000046D1000-memory.dmp

    Filesize

    4KB

  • memory/2080-5-0x00000000046B0000-0x00000000046B1000-memory.dmp

    Filesize

    4KB

  • memory/2080-100-0x0000000010000000-0x0000000010036000-memory.dmp

    Filesize

    216KB

  • memory/2080-99-0x0000000004D20000-0x0000000004E20000-memory.dmp

    Filesize

    1024KB

  • memory/2080-6-0x00000000046A0000-0x00000000046A1000-memory.dmp

    Filesize

    4KB

  • memory/2080-98-0x0000000004D20000-0x0000000004E20000-memory.dmp

    Filesize

    1024KB

  • memory/2080-7-0x00000000046E0000-0x00000000046E1000-memory.dmp

    Filesize

    4KB

  • memory/2080-71-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-4-0x00000000046C0000-0x00000000046C1000-memory.dmp

    Filesize

    4KB

  • memory/2080-93-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-76-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-27-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-32-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/2136-41-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2136-42-0x0000000002D00000-0x0000000002D10000-memory.dmp

    Filesize

    64KB

  • memory/2136-43-0x0000000002D00000-0x0000000002D10000-memory.dmp

    Filesize

    64KB

  • memory/2136-53-0x0000000002D00000-0x0000000002D10000-memory.dmp

    Filesize

    64KB

  • memory/2136-56-0x0000000002D00000-0x0000000002D10000-memory.dmp

    Filesize

    64KB

  • memory/2136-57-0x0000000002D00000-0x0000000002D10000-memory.dmp

    Filesize

    64KB

  • memory/2136-55-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2192-60-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-73-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2192-72-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-59-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2192-74-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-75-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-77-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-61-0x0000000004760000-0x0000000004770000-memory.dmp

    Filesize

    64KB

  • memory/2192-78-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3904-123-0x00000000046D0000-0x00000000046D1000-memory.dmp

    Filesize

    4KB

  • memory/3904-207-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-121-0x00000000046A0000-0x00000000046A1000-memory.dmp

    Filesize

    4KB

  • memory/3904-122-0x00000000046E0000-0x00000000046E1000-memory.dmp

    Filesize

    4KB

  • memory/3904-120-0x00000000046B0000-0x00000000046B1000-memory.dmp

    Filesize

    4KB

  • memory/3904-212-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-211-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-139-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-155-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-118-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-175-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-181-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-195-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/3904-119-0x00000000046C0000-0x00000000046C1000-memory.dmp

    Filesize

    4KB

  • memory/3904-210-0x0000000000400000-0x00000000005FF000-memory.dmp

    Filesize

    2.0MB

  • memory/4380-125-0x0000000004D00000-0x0000000004D10000-memory.dmp

    Filesize

    64KB

  • memory/4380-124-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB