Analysis

  • max time kernel
    135s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    21/07/2023, 07:20

General

  • Target

    ENERCOV RFQ (PO 20225181).exe

  • Size

    1.1MB

  • MD5

    2a46dbb7dd532d1d6624887801988e5e

  • SHA1

    0908803bedca22350152b0be22eba35f84d5b6d0

  • SHA256

    8114a7dc930bc7b12b35b25d097b7136649c1633f9a0cb2792498aaab7a68936

  • SHA512

    a0b735c1490bc802e701049039a29c624e086e4797091e2dbd78d9ba9c743995c7275e979f543fc129f71d0040d2573643619746e48811dbe6a6993021d23f56

  • SSDEEP

    24576:ltmmjBGjFVtUxZPux3AGjUCUMqQnFPZitJ4z4WQ:lKPt+5uxVwQnhAazpQ

Score
10/10

Malware Config

Extracted

Family

darkcloud

Attributes

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ENERCOV RFQ (PO 20225181).exe
    "C:\Users\Admin\AppData\Local\Temp\ENERCOV RFQ (PO 20225181).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RWIZKkp.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2636
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RWIZKkp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7262.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2232
    • C:\Users\Admin\AppData\Local\Temp\ENERCOV RFQ (PO 20225181).exe
      "C:\Users\Admin\AppData\Local\Temp\ENERCOV RFQ (PO 20225181).exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7262.tmp

    Filesize

    1KB

    MD5

    015fe15eff137801062f8d4d8f416d34

    SHA1

    99af22b69c1712f460013384b267f4009c87d836

    SHA256

    d513f8b138f7dbfcb2872f7b4c1e1712a85448c0826248e466305f614451f4c6

    SHA512

    0e0e2d3a717985798dc0e756e529bb754312c2807ae6c9e0c6d241fa0b1a8b7e60e55a3d88ed25356aad5a9868dea6f0303b5e543a0632320da26101f68089e2

  • memory/756-79-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/756-67-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/756-91-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/756-69-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/756-75-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/756-77-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/756-71-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2308-61-0x00000000081B0000-0x0000000008272000-memory.dmp

    Filesize

    776KB

  • memory/2308-54-0x0000000074720000-0x0000000074E0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2308-60-0x00000000004F0000-0x00000000004FA000-memory.dmp

    Filesize

    40KB

  • memory/2308-56-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

    Filesize

    256KB

  • memory/2308-59-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

    Filesize

    256KB

  • memory/2308-58-0x0000000074720000-0x0000000074E0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2308-80-0x0000000074720000-0x0000000074E0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2308-55-0x0000000000E50000-0x0000000000F68000-memory.dmp

    Filesize

    1.1MB

  • memory/2308-57-0x00000000003E0000-0x00000000003F0000-memory.dmp

    Filesize

    64KB

  • memory/2636-86-0x0000000074860000-0x0000000074E0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2636-87-0x0000000002520000-0x0000000002560000-memory.dmp

    Filesize

    256KB

  • memory/2636-88-0x0000000002520000-0x0000000002560000-memory.dmp

    Filesize

    256KB

  • memory/2636-89-0x0000000002520000-0x0000000002560000-memory.dmp

    Filesize

    256KB

  • memory/2636-90-0x0000000074860000-0x0000000074E0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2636-85-0x0000000074860000-0x0000000074E0B000-memory.dmp

    Filesize

    5.7MB