Analysis

  • max time kernel
    94s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2025, 14:21

General

  • Target

    0ad44166db3cebf7d7e20e6e5cd49037ecef554aed4180ca8d9f946b8c432562.exe

  • Size

    1.1MB

  • MD5

    c8f970035499e0b5a9f46143861e0966

  • SHA1

    7db7652da457175d3098791a5237e1dd3d7db66b

  • SHA256

    0ad44166db3cebf7d7e20e6e5cd49037ecef554aed4180ca8d9f946b8c432562

  • SHA512

    784edd5a9a77a21f508fb0210984d61ffb6bf8ca5738bcb6b0722b9b26726653d684deef1e36da341d494f1454602d87065d028159f7adb16ff7ab8ee9f59d65

  • SSDEEP

    24576:nFj4zNvqBuFnh4BY6IY92VD2KJIMQSyeO7P:nFEeuL4BYKEVZJIMryT7

Malware Config

Extracted

Family

darkcloud

C2

https://api.telegram.org/bot8052153515:AAEy1R0ssCqYRtfr5MLZ5lbcuC9K_RdIieY/sendMessage?chat_id=5022382431

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Darkcloud family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ad44166db3cebf7d7e20e6e5cd49037ecef554aed4180ca8d9f946b8c432562.exe
    "C:\Users\Admin\AppData\Local\Temp\0ad44166db3cebf7d7e20e6e5cd49037ecef554aed4180ca8d9f946b8c432562.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\0ad44166db3cebf7d7e20e6e5cd49037ecef554aed4180ca8d9f946b8c432562.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4892
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xQkCOnXBVqKmW.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:212
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xQkCOnXBVqKmW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBD26.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3444
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:4480
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2280

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      d62ca1326ddea12a410bf99a33df63ca

      SHA1

      2f43d9061044fe6d1bf1e7fc11a595a5f0d90f73

      SHA256

      bb4130118e9e939c322be0be6fee05e135d59cb67263ee285dd20d1d5405c538

      SHA512

      af2c24b4aad80cf49d38b1a37b200424142f5e77783c50410b46762b6e502773396e8f4c9ad6e36f441936af060ba877b82bea5ea4b68711caa01e38ba703361

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0e2eeizf.zox.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpBD26.tmp

      Filesize

      1KB

      MD5

      c4277bc6af354eb5cd5752d5a5aab232

      SHA1

      ba902aa94c6993574a11808ceafb8812a97e1084

      SHA256

      84e2d998d6f20fa777ab059e4fcf71be8360bf7c2cf0c8e0724c7cccc60df342

      SHA512

      7a0f2b0e6a1deb55857d4c5c423ff0ebac7e11b0b4cacf2e874e863b5165452fe9de6691509ed8d39c865e0f4f03bb47891f795fcfd994486d0995533524959e

    • memory/212-37-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/212-30-0x0000000005FB0000-0x0000000006304000-memory.dmp

      Filesize

      3.3MB

    • memory/212-24-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/212-75-0x00000000756F0000-0x000000007573C000-memory.dmp

      Filesize

      304KB

    • memory/212-88-0x0000000007B80000-0x0000000007C16000-memory.dmp

      Filesize

      600KB

    • memory/212-92-0x0000000007C40000-0x0000000007C5A000-memory.dmp

      Filesize

      104KB

    • memory/212-21-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/212-100-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/1632-6-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/1632-4-0x00000000056F0000-0x000000000578C000-memory.dmp

      Filesize

      624KB

    • memory/1632-10-0x00000000068E0000-0x000000000699C000-memory.dmp

      Filesize

      752KB

    • memory/1632-9-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/1632-8-0x0000000074E6E000-0x0000000074E6F000-memory.dmp

      Filesize

      4KB

    • memory/1632-7-0x0000000005840000-0x0000000005858000-memory.dmp

      Filesize

      96KB

    • memory/1632-5-0x00000000055D0000-0x00000000055DA000-memory.dmp

      Filesize

      40KB

    • memory/1632-0-0x0000000074E6E000-0x0000000074E6F000-memory.dmp

      Filesize

      4KB

    • memory/1632-3-0x0000000005650000-0x00000000056E2000-memory.dmp

      Filesize

      584KB

    • memory/1632-2-0x0000000005C00000-0x00000000061A4000-memory.dmp

      Filesize

      5.6MB

    • memory/1632-59-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/1632-1-0x0000000000AC0000-0x0000000000BD4000-memory.dmp

      Filesize

      1.1MB

    • memory/2280-38-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/2280-39-0x0000000000400000-0x0000000000471000-memory.dmp

      Filesize

      452KB

    • memory/4892-16-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-31-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-60-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

      Filesize

      120KB

    • memory/4892-61-0x0000000006140000-0x000000000618C000-memory.dmp

      Filesize

      304KB

    • memory/4892-73-0x0000000006B90000-0x0000000006BAE000-memory.dmp

      Filesize

      120KB

    • memory/4892-63-0x00000000756F0000-0x000000007573C000-memory.dmp

      Filesize

      304KB

    • memory/4892-62-0x0000000006190000-0x00000000061C2000-memory.dmp

      Filesize

      200KB

    • memory/4892-20-0x0000000004AF0000-0x0000000004B12000-memory.dmp

      Filesize

      136KB

    • memory/4892-74-0x0000000006DB0000-0x0000000006E53000-memory.dmp

      Filesize

      652KB

    • memory/4892-86-0x0000000006EE0000-0x0000000006EFA000-memory.dmp

      Filesize

      104KB

    • memory/4892-85-0x0000000007530000-0x0000000007BAA000-memory.dmp

      Filesize

      6.5MB

    • memory/4892-87-0x0000000006F60000-0x0000000006F6A000-memory.dmp

      Filesize

      40KB

    • memory/4892-22-0x0000000004B90000-0x0000000004BF6000-memory.dmp

      Filesize

      408KB

    • memory/4892-89-0x0000000007100000-0x0000000007111000-memory.dmp

      Filesize

      68KB

    • memory/4892-90-0x0000000007130000-0x000000000713E000-memory.dmp

      Filesize

      56KB

    • memory/4892-91-0x0000000007140000-0x0000000007154000-memory.dmp

      Filesize

      80KB

    • memory/4892-23-0x0000000004CB0000-0x0000000004D16000-memory.dmp

      Filesize

      408KB

    • memory/4892-93-0x0000000007220000-0x0000000007228000-memory.dmp

      Filesize

      32KB

    • memory/4892-18-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-99-0x0000000074E60000-0x0000000075610000-memory.dmp

      Filesize

      7.7MB

    • memory/4892-17-0x0000000004D30000-0x0000000005358000-memory.dmp

      Filesize

      6.2MB

    • memory/4892-15-0x00000000022C0000-0x00000000022F6000-memory.dmp

      Filesize

      216KB