Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 22:31

General

  • Target

    619b9fba2c8388854993e4daf83dec16a76449759751ead02310c9e300d8bd08.exe

  • Size

    2.3MB

  • MD5

    355697f4ebd7fad555f7839cc8e1cce0

  • SHA1

    4676dc43a39b4f817fc21dbaa9d95997bd11d102

  • SHA256

    619b9fba2c8388854993e4daf83dec16a76449759751ead02310c9e300d8bd08

  • SHA512

    fa70d4c24e9c51c25016b292cfdc1a38c80dcb524313d1e8ccc891c088f311d48c2f54be5424595b726c79730e6d228389d8d5f874c0ab8c0c3d575752029ee9

  • SSDEEP

    49152:fjvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:frkI9rSjA5aDo73pzF2bz3p9y4HgIoov

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 19 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Maps connected drives based on registry 3 TTPs 6 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 64 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\619b9fba2c8388854993e4daf83dec16a76449759751ead02310c9e300d8bd08.exe
    "C:\Users\Admin\AppData\Local\Temp\619b9fba2c8388854993e4daf83dec16a76449759751ead02310c9e300d8bd08.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:316
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\satornas.dll

    Filesize

    183B

    MD5

    e96e31d2303170fe76f4057738832a58

    SHA1

    32095e0bf4f1a57180edf1c26cb105a03b880ce7

    SHA256

    2c5e41bf7de9e9b91713f7985fe70012aecda3919fca9713b9a54beb9dea7bd8

    SHA512

    8cfffd356f32694f7453ffcadfda6c18d740fe81306d288d4ba4b1330bb2c0aa680d94c0ea702caa74063a433e20da17b865bf7eb2098ebd63483c61927aa9f6

  • C:\Windows\SysWOW64\smnss.exe

    Filesize

    2.3MB

    MD5

    1c5f20215cd8c5d40e6ef84fdad544ba

    SHA1

    3c1b78c4e341e20ce165cef87a48c726dc0ad719

    SHA256

    09eea394e645dca8a1ba47f2774df62e5509f11831452b4bf6860647d283157e

    SHA512

    6e3e21154495297c185399d6d47ef31491911779870f3eee508a356fe1525b4594d310e53b101ba990efd520f5521ffdb2bf127c1d6864364934cdd8f6ebe9f8

  • \Windows\SysWOW64\ctfmen.exe

    Filesize

    4KB

    MD5

    e9e57a3656aa11b7f675573bf12c05e7

    SHA1

    8c09bc6de931342a94f9460df459fda963180b19

    SHA256

    cb4f6f9c3649f458a1db5677068f58a4fcecd277a32d7601f304492f93197c70

    SHA512

    dc783b505c46c4a6dcd8277ecbd444ba3f24554ffea26c4d30839f5bf169651378d02306d4c2e1b7875872df3de9776ee8f35bb688c07183ffa190f508bce5a3

  • \Windows\SysWOW64\shervans.dll

    Filesize

    8KB

    MD5

    77ee19a31ca99296d474cfa4bc4ff255

    SHA1

    711117385d8bf43655ec0a591fb5ab56b4672869

    SHA256

    844d922025c91f96f81e7ae7afdedf914e03ba0bdedee8270d42ff6351909ab2

    SHA512

    0dcbfc2b4b2ec200ccc6f1435a67254ccc8e0d1f71df44491693793be21e17ca9020a735414d6a71f9e014d3f299b05e5bae3b7e41bad12c4fec3a8cd3f9be7e

  • memory/316-29-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2248-13-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2248-26-0x0000000000180000-0x0000000000189000-memory.dmp

    Filesize

    36KB

  • memory/2248-20-0x0000000000180000-0x0000000000189000-memory.dmp

    Filesize

    36KB

  • memory/2248-28-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2248-1-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2248-0-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2248-36-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2248-34-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-46-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-54-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-38-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2776-37-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-47-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

    Filesize

    3.8MB

  • memory/2776-49-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2776-48-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-50-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-52-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-44-0x0000000010000000-0x000000001000D000-memory.dmp

    Filesize

    52KB

  • memory/2776-56-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-58-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-60-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-62-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-64-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-66-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-68-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-70-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-72-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB

  • memory/2776-74-0x0000000000400000-0x0000000000DCE000-memory.dmp

    Filesize

    9.8MB