Analysis

  • max time kernel
    85s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 04:55

General

  • Target

    c1cd4599831b74bdbcdfd714440d72f582b1915e333702bee41e82e49ef15d9e.exe

  • Size

    1.1MB

  • MD5

    b6e5ba759e4214e47e9b643c6db3869e

  • SHA1

    1cfa3edb8d3da4ec40f9aebe6a6d110032da6640

  • SHA256

    c1cd4599831b74bdbcdfd714440d72f582b1915e333702bee41e82e49ef15d9e

  • SHA512

    0e1b7b04aa8493417a01acbca28c090b5e6d2ec83864ac11f1a9583b5321a078a469c5c12a54475766ed67695c33a86da71795ea5afbe2d3e9ce924d6ad4d1d5

  • SSDEEP

    12288:VfVr/5D5Jy/ei02wu+OHW7/Bpk+EJJt/ZAyNIQACAFFDfCCDL3WM8iJO05k4NKO5:RV5Hy/phw/98m/fpv3WM8i9v

Malware Config

Signatures

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 6 IoCs
  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 11 IoCs
  • Executes dropped EXE 5 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1cd4599831b74bdbcdfd714440d72f582b1915e333702bee41e82e49ef15d9e.exe
    "C:\Users\Admin\AppData\Local\Temp\c1cd4599831b74bdbcdfd714440d72f582b1915e333702bee41e82e49ef15d9e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
      C:\Users\Admin\AppData\Local\Temp\\AppLaunch\Service.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
        "C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:868
        • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
          "C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data.dmp
          4⤵
          • Executes dropped EXE
          PID:1316
        • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
          "C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data1.dmp
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:1344
        • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
          "C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe" /scomma C:\Users\Admin\AppData\Local\Temp\data2.dmp
          4⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook accounts
          PID:960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • \Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • \Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • \Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • \Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • \Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • memory/868-85-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-84-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-72-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-106-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-74-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-76-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-77-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-78-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-79-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-81-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/868-71-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/960-113-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/960-100-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/960-122-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/960-115-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/960-103-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/960-117-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1316-89-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1316-118-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1316-121-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1316-112-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1316-87-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1316-123-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1344-114-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1344-116-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1344-94-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1344-96-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1344-111-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1492-58-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-59-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-120-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-63-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-61-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-75-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1492-124-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/1552-56-0x0000000074BB0000-0x000000007515B000-memory.dmp

    Filesize

    5.7MB

  • memory/1552-55-0x0000000074BB0000-0x000000007515B000-memory.dmp

    Filesize

    5.7MB

  • memory/1552-54-0x0000000075C81000-0x0000000075C83000-memory.dmp

    Filesize

    8KB