Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/09/2024, 11:33

General

  • Target

    0304eaf2449482a824044e66a3891e198ce5e60cedad6cc2c9df9183c8f3e617.exe

  • Size

    8.5MB

  • MD5

    a9a36a8aed8eb3d7e2e6cf408ec6419c

  • SHA1

    5a149503bdc2ef6af39b926ce67a65e1cd1ce912

  • SHA256

    0304eaf2449482a824044e66a3891e198ce5e60cedad6cc2c9df9183c8f3e617

  • SHA512

    a77c3f2e1d7e61ceb2a60d73742a3bc3a448f09b9994e67abfe5fcd582b48589017719a38c4deef1351becdd844ff9cca2ddda45a29ff9ffa95394c903e8a596

  • SSDEEP

    196608:cm+wIFMhaDN3lXzh9caTDv7Q4rwfmEjk2gunMnoZbM:L+7GhWpzjAgsTjpqnCQ

Malware Config

Extracted

Family

cryptbot

C2

forcj4vs.top

analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 16 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 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 6 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • 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 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0304eaf2449482a824044e66a3891e198ce5e60cedad6cc2c9df9183c8f3e617.exe
    "C:\Users\Admin\AppData\Local\Temp\0304eaf2449482a824044e66a3891e198ce5e60cedad6cc2c9df9183c8f3e617.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Users\Admin\AppData\Local\Temp\JAPxzozvZa.exe
      "C:\Users\Admin\AppData\Local\Temp\JAPxzozvZa.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:2068
      • C:\Users\Admin\AppData\Local\Temp\service123.exe
        "C:\Users\Admin\AppData\Local\Temp\service123.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3020
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2936
    • C:\Users\Admin\AppData\Local\Temp\KMSpico.exe
      "C:\Users\Admin\AppData\Local\Temp\KMSpico.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Users\Admin\AppData\Local\Temp\Setup.exe
        "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2744
        • C:\Users\Admin\AppData\Local\Temp\is-EASBU.tmp\Setup.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-EASBU.tmp\Setup.tmp" /SL5="$60152,2952592,69120,C:\Users\Admin\AppData\Local\Temp\Setup.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          PID:2952
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {B0BC52AC-51C0-4079-8F62-943E4E717A06} S-1-5-21-312935884-697965778-3955649944-1000:MXQFNXLT\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1936
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\JAPxzozvZa.exe

    Filesize

    6.3MB

    MD5

    3713f5a24207bd5ba5c1401be6e62834

    SHA1

    0ee2a922f96bd11655ec2dceb4c84a3640c36090

    SHA256

    3ead984a8553300904b67328c72805dbfe8cd7d57ba5fb54e6d3fa3e4afdfdfe

    SHA512

    a4674da162f39d01aa76940074648c0b6c82465a81af6ae2bdb52ad7f765bb7de76a111baac427e1cd248a63aa45186adc693172dce7679803a8911f66c33d8c

  • \Users\Admin\AppData\Local\Temp\Setup.exe

    Filesize

    3.1MB

    MD5

    a02164371a50c5ff9fa2870ef6e8cfa3

    SHA1

    060614723f8375ecaad8b249ff07e3be082d7f25

    SHA256

    64c731adbe1b96cb5765203b1e215093dcf268d020b299445884a4ae62ed2d3a

    SHA512

    6c6903f3a3092fd3d63c373189f2c06e12de032ee4fd6b80a15f58eaeb2079f3ae8a8bcdac85a358b1f9070b192b1c8260f9aa127d009b5afce475f966e91326

  • \Users\Admin\AppData\Local\Temp\is-BN8B9.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-EASBU.tmp\Setup.tmp

    Filesize

    703KB

    MD5

    1778c1f66ff205875a6435a33229ab3c

    SHA1

    5b6189159b16c6f85feed66834af3e06c0277a19

    SHA256

    95c06acac4fe4598840e5556f9613d43aa1039c52dac64536f59e45a70f79da6

    SHA512

    8844de1296ce707e3c5c71823f5118f8f2e50287ace3a2ee1ec0b69df0ec48ebcf5b755db669d2cd869d345fb06a9c07b36e98eda8c32a9b26b8fe22bdc105a0

  • memory/1936-99-0x0000000000160000-0x0000000000171000-memory.dmp

    Filesize

    68KB

  • memory/2068-86-0x0000000000400000-0x0000000001064000-memory.dmp

    Filesize

    12.4MB

  • memory/2068-70-0x0000000000400000-0x0000000001064000-memory.dmp

    Filesize

    12.4MB

  • memory/2068-66-0x0000000000400000-0x0000000001064000-memory.dmp

    Filesize

    12.4MB

  • memory/2240-39-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2240-43-0x0000000000080000-0x0000000001080000-memory.dmp

    Filesize

    16.0MB

  • memory/2240-41-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2240-37-0x0000000000030000-0x0000000000031000-memory.dmp

    Filesize

    4KB

  • memory/2240-36-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2240-32-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2240-34-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2452-65-0x00000000009D0000-0x0000000001255000-memory.dmp

    Filesize

    8.5MB

  • memory/2744-52-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2744-67-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2952-68-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/3020-91-0x0000000000160000-0x0000000000171000-memory.dmp

    Filesize

    68KB

  • memory/3020-92-0x00000000744C0000-0x00000000745FC000-memory.dmp

    Filesize

    1.2MB