Analysis

  • max time kernel
    89s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24-07-2021 10:17

General

  • Target

    CamScanner_PO#44070_Ref_989462 PO#55088_Ref_90411927.exe

  • Size

    877KB

  • MD5

    80b19ac73aafce17ca375242ba9eb321

  • SHA1

    9e8d0906490bfa2bf3c95241a4a190837980e9ef

  • SHA256

    38fb16c57672bbf11231b5671407d0d0e2c5025bf4fb38cdbb9d427732748489

  • SHA512

    26f5dadcf055cfa0092379f7291f4645b9dbec328d54fee9ba115a26f1bb91fd3d8d29cf154f48465c8e33eb02ad71344834fd46c942ca4128b227586a4c7929

Malware Config

Extracted

Family

warzonerat

C2

pentester01.duckdns.org:23411

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CamScanner_PO#44070_Ref_989462 PO#55088_Ref_90411927.exe
    "C:\Users\Admin\AppData\Local\Temp\CamScanner_PO#44070_Ref_989462 PO#55088_Ref_90411927.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3484
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WYpOLPlNTfk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp61C8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3856
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:1116
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
        • Loads dropped DLL
        PID:2064

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp61C8.tmp
      MD5

      b658b9b978cd8628d111abb0da1417f5

      SHA1

      d6c49693134043f316d695c587428bceb3aad0f0

      SHA256

      7a1f56b78f15cd458f836cfe8a6507197e27386ecb96ad6c16a5a1cd7926825b

      SHA512

      3adb3a279fb101237fe5b79ea3427a6239532d00fd6ba66cc210cb84c2d6f1250ab2dac8da6b5723f7e2dbe18cead214abef2609d1d5d4db9c9bc0f00a3081a7

    • \Users\Admin\AppData\Local\Temp\freebl3.dll
      MD5

      ef12ab9d0b231b8f898067b2114b1bc0

      SHA1

      6d90f27b2105945f9bb77039e8b892070a5f9442

      SHA256

      2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

      SHA512

      2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

    • \Users\Admin\AppData\Local\Temp\mozglue.dll
      MD5

      75f8cc548cabf0cc800c25047e4d3124

      SHA1

      602676768f9faecd35b48c38a0632781dfbde10c

      SHA256

      fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

      SHA512

      ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

    • \Users\Admin\AppData\Local\Temp\msvcp140.dll
      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • \Users\Admin\AppData\Local\Temp\nss3.dll
      MD5

      d7858e8449004e21b01d468e9fd04b82

      SHA1

      9524352071ede21c167e7e4f106e9526dc23ef4e

      SHA256

      78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

      SHA512

      1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

    • \Users\Admin\AppData\Local\Temp\softokn3.dll
      MD5

      471c983513694ac3002590345f2be0da

      SHA1

      6612b9af4ff6830fa9b7d4193078434ef72f775b

      SHA256

      bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

      SHA512

      a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

    • \Users\Admin\AppData\Local\Temp\vcruntime140.dll
      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • memory/2064-132-0x0000000008310000-0x0000000008394000-memory.dmp
      Filesize

      528KB

    • memory/2064-131-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/2064-128-0x0000000000405CE2-mapping.dmp
    • memory/2064-127-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/3484-120-0x0000000005290000-0x0000000005291000-memory.dmp
      Filesize

      4KB

    • memory/3484-124-0x00000000088D0000-0x0000000008914000-memory.dmp
      Filesize

      272KB

    • memory/3484-123-0x0000000008840000-0x00000000088C8000-memory.dmp
      Filesize

      544KB

    • memory/3484-122-0x00000000055A0000-0x00000000055B0000-memory.dmp
      Filesize

      64KB

    • memory/3484-121-0x00000000050C0000-0x00000000055BE000-memory.dmp
      Filesize

      5.0MB

    • memory/3484-114-0x00000000006B0000-0x00000000006B1000-memory.dmp
      Filesize

      4KB

    • memory/3484-119-0x0000000004FB0000-0x0000000004FB1000-memory.dmp
      Filesize

      4KB

    • memory/3484-118-0x00000000050C0000-0x00000000050C1000-memory.dmp
      Filesize

      4KB

    • memory/3484-117-0x00000000055C0000-0x00000000055C1000-memory.dmp
      Filesize

      4KB

    • memory/3484-116-0x0000000005020000-0x0000000005021000-memory.dmp
      Filesize

      4KB

    • memory/3856-125-0x0000000000000000-mapping.dmp