Overview

overview

10

Static

static

SecuriteIn...87.exe

windows7_x64

1

SecuriteIn...87.exe

windows10_x64

10

Analysis

  • max time kernel
    54s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    11-11-2020 19:46

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General

  • Target

    SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe

  • Size

    706KB

  • MD5

    9c4dae36c101af2a1bf1b1de16ee5868

  • SHA1

    bcfc8812e4e9457366c8930309875aae3c1c7a73

  • SHA256

    170d07557b53788f7718957661880e48e7e8aa711d417ef722ef1da67beb9e58

  • SHA512

    c2b03abf2ebcc8d7a3b6815594b7bcbf46adb5843c3dc7a96753df616343b3c8fcbe156ccc892e061d4ea86c95199a58c27490e53b5eaff26fc606f77f8c5bca

Score
10/10
oskidiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

oski

C2

morasergiov.ac.ug

Signatures

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

    infostealeroski
  • Downloads MZ/PE file
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 1 IoCs

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

  • Kills process with taskkill 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe
      "{path}"
      2⤵
        PID:3532
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe
        "{path}"
        2⤵
          PID:4076
        • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.787.exe
          "{path}"
          2⤵
          • Loads dropped DLL
          • Checks processor information in registry
          • Suspicious use of WriteProcessMemory
          PID:1488
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c taskkill /pid 1488 & erase C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MulDrop15.60031.26028.' & RD /S /Q C:\\ProgramData\\011230371778816\\* & exit
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3936
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /pid 1488
              4⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2080

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      2
      T1012

      System Information Discovery

      2
      T1082

      Lateral Movement

      Collection

      Data from Local System

      2
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • \ProgramData\mozglue.dll
        MD5

        8f73c08a9660691143661bf7332c3c27

        SHA1

        37fa65dd737c50fda710fdbde89e51374d0c204a

        SHA256

        3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

        SHA512

        0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

        Download Submit
      • \ProgramData\nss3.dll
        MD5

        bfac4e3c5908856ba17d41edcd455a51

        SHA1

        8eec7e888767aa9e4cca8ff246eb2aacb9170428

        SHA256

        e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

        SHA512

        2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

        Download Submit
      • \ProgramData\sqlite3.dll
        MD5

        e477a96c8f2b18d6b5c27bde49c990bf

        SHA1

        e980c9bf41330d1e5bd04556db4646a0210f7409

        SHA256

        16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

        SHA512

        335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

        Download Submit
      • memory/1488-13-0x0000000000400000-0x0000000000434000-memory.dmp
        Filesize

        208KB

        Download
      • memory/1488-15-0x0000000000400000-0x0000000000434000-memory.dmp
        Filesize

        208KB

        Download
      • memory/1488-14-0x0000000000417A8B-mapping.dmp
        Download
      • memory/2080-26-0x0000000000000000-mapping.dmp
        Download
      • memory/2604-5-0x00000000057D0000-0x00000000057D1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2604-11-0x0000000005E40000-0x0000000005E99000-memory.dmp
        Filesize

        356KB

        Download
      • memory/2604-12-0x0000000008D50000-0x0000000008D51000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2604-10-0x0000000006680000-0x0000000006694000-memory.dmp
        Filesize

        80KB

        Download
      • memory/2604-9-0x0000000009080000-0x0000000009081000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2604-8-0x0000000005870000-0x0000000005871000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2604-0-0x0000000073940000-0x000000007402E000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/2604-4-0x000000000A050000-0x000000000A051000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2604-3-0x00000000030D0000-0x000000000312B000-memory.dmp
        Filesize

        364KB

        Download
      • memory/2604-1-0x0000000000CF0000-0x0000000000CF1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/3936-25-0x0000000000000000-mapping.dmp
        Download