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
    08/03/2025, 11:45

General

  • Target

    94213c6a04939eca937ffffb3f938a7dfc297cc20cd7d02d5a8a06b69d56dc79.exe

  • Size

    853KB

  • MD5

    a6ccb9255baee007cb4350101a2a8b2b

  • SHA1

    ff666e71f6c4e071f7c836de86eccf73f9717f54

  • SHA256

    94213c6a04939eca937ffffb3f938a7dfc297cc20cd7d02d5a8a06b69d56dc79

  • SHA512

    6cca7e30834a342608940ae7a37d37934439b7607f6ab61177a6138aaee25d8a38632b2667ca48df6aa9780ea0338ccab151dca341baa9a8664adbc32d5302a4

  • SSDEEP

    24576:zbYU8Q9u4MqYY5xwXCv2lL/rCI3NHQF9hUI+T:zXZ9uXqDxzv2VrFi9hUtT

Malware Config

Extracted

Family

darkcloud

Credentials

  • Protocol:
    ftp
  • Host:
    @StrFtpServer
  • Port:
    21
  • Username:
    @StrFtpUser
  • Password:
    @StrFtpPass

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.

  • 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 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94213c6a04939eca937ffffb3f938a7dfc297cc20cd7d02d5a8a06b69d56dc79.exe
    "C:\Users\Admin\AppData\Local\Temp\94213c6a04939eca937ffffb3f938a7dfc297cc20cd7d02d5a8a06b69d56dc79.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:1512
    • 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\94213c6a04939eca937ffffb3f938a7dfc297cc20cd7d02d5a8a06b69d56dc79.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3140
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ECmmsbHOaKPh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2264
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ECmmsbHOaKPh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp50DA.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4976
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    e1987df0f288ad7bb745003db74a28ef

    SHA1

    dbf24f821bc80ae2c48fadbfb1a3a4af791100a9

    SHA256

    89ba0fc9794d88d0e12f858d4fd1dda03b413351120acf1c1b72a79811f68c27

    SHA512

    eaaf35575d1d7df88a98761048f63764aa2944d1f4d3bab15216767132af28b492030d1e607760d60a278953c988cbf4955a779298a115a4766b6f578f513a56

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xf5tqeps.rp3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp50DA.tmp

    Filesize

    1KB

    MD5

    fbdd739b3e715d83163a8468abfda3bb

    SHA1

    aba76302657d281009554b1e3453572ec907ddf9

    SHA256

    3f4c4fa29a7f6a7119badd91f599dbe9322abd9b80a36afd8138a6cfc1d5148d

    SHA512

    13f3aeab256086903b12dcb56dcf742720ffe5cf1d3bba842a5910b1ed301b8e4f7a290cc8188b5d3995df0b035c04c34e69a47069ceb98843b4bf794d39aead

  • memory/1512-7-0x000000007536E000-0x000000007536F000-memory.dmp

    Filesize

    4KB

  • memory/1512-10-0x000000000D030000-0x000000000D0CC000-memory.dmp

    Filesize

    624KB

  • memory/1512-3-0x0000000005A50000-0x0000000005AE2000-memory.dmp

    Filesize

    584KB

  • memory/1512-5-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-4-0x0000000005B10000-0x0000000005B1A000-memory.dmp

    Filesize

    40KB

  • memory/1512-6-0x0000000007400000-0x000000000741E000-memory.dmp

    Filesize

    120KB

  • memory/1512-1-0x0000000000FB0000-0x0000000001088000-memory.dmp

    Filesize

    864KB

  • memory/1512-8-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-9-0x0000000005490000-0x0000000005534000-memory.dmp

    Filesize

    656KB

  • memory/1512-2-0x0000000006100000-0x00000000066A4000-memory.dmp

    Filesize

    5.6MB

  • memory/1512-79-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-0-0x000000007536E000-0x000000007536F000-memory.dmp

    Filesize

    4KB

  • memory/2264-102-0x0000000007C70000-0x0000000007C84000-memory.dmp

    Filesize

    80KB

  • memory/2264-101-0x0000000007C30000-0x0000000007C41000-memory.dmp

    Filesize

    68KB

  • memory/2264-100-0x0000000007960000-0x0000000007A03000-memory.dmp

    Filesize

    652KB

  • memory/2264-90-0x0000000075BC0000-0x0000000075C0C000-memory.dmp

    Filesize

    304KB

  • memory/2264-89-0x0000000006C90000-0x0000000006CDC000-memory.dmp

    Filesize

    304KB

  • memory/2264-77-0x0000000006270000-0x00000000065C4000-memory.dmp

    Filesize

    3.3MB

  • memory/3140-24-0x0000000006250000-0x00000000065A4000-memory.dmp

    Filesize

    3.3MB

  • memory/3140-50-0x0000000007D80000-0x0000000007D91000-memory.dmp

    Filesize

    68KB

  • memory/3140-17-0x00000000061E0000-0x0000000006246000-memory.dmp

    Filesize

    408KB

  • memory/3140-29-0x0000000006860000-0x000000000687E000-memory.dmp

    Filesize

    120KB

  • memory/3140-30-0x0000000006B90000-0x0000000006BDC000-memory.dmp

    Filesize

    304KB

  • memory/3140-33-0x000000006FEA0000-0x000000006FEEC000-memory.dmp

    Filesize

    304KB

  • memory/3140-32-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-31-0x0000000007A30000-0x0000000007A62000-memory.dmp

    Filesize

    200KB

  • memory/3140-43-0x0000000006E20000-0x0000000006E3E000-memory.dmp

    Filesize

    120KB

  • memory/3140-44-0x0000000007A70000-0x0000000007B13000-memory.dmp

    Filesize

    652KB

  • memory/3140-45-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-46-0x00000000081C0000-0x000000000883A000-memory.dmp

    Filesize

    6.5MB

  • memory/3140-47-0x0000000007B80000-0x0000000007B9A000-memory.dmp

    Filesize

    104KB

  • memory/3140-48-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

    Filesize

    40KB

  • memory/3140-49-0x0000000007E00000-0x0000000007E96000-memory.dmp

    Filesize

    600KB

  • memory/3140-16-0x0000000006170000-0x00000000061D6000-memory.dmp

    Filesize

    408KB

  • memory/3140-51-0x0000000007DB0000-0x0000000007DBE000-memory.dmp

    Filesize

    56KB

  • memory/3140-52-0x0000000007DC0000-0x0000000007DD4000-memory.dmp

    Filesize

    80KB

  • memory/3140-53-0x0000000007EC0000-0x0000000007EDA000-memory.dmp

    Filesize

    104KB

  • memory/3140-54-0x0000000007EA0000-0x0000000007EA8000-memory.dmp

    Filesize

    32KB

  • memory/3140-57-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-18-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-15-0x00000000058A0000-0x00000000058C2000-memory.dmp

    Filesize

    136KB

  • memory/3140-13-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-14-0x00000000059C0000-0x0000000005FE8000-memory.dmp

    Filesize

    6.2MB

  • memory/3140-12-0x0000000075360000-0x0000000075B10000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-11-0x00000000052C0000-0x00000000052F6000-memory.dmp

    Filesize

    216KB

  • memory/4452-64-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4452-65-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB