Analysis

  • max time kernel
    138s
  • max time network
    157s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    15-06-2022 15:51

General

  • Target

    AWB06152022.js

  • Size

    491KB

  • MD5

    9132b6feb40cf5d30ee938e72a505826

  • SHA1

    30cc4aa2aa1b2e2698beb6b8b6a878523913dd2c

  • SHA256

    98cc9c29783c707d3981c59c3cb48474cd4c99a58db0b13fb3dc96ade0e50fba

  • SHA512

    7d7862ec8a3446be4769e6ccb0ca209f3ab01a7b0581f57182b3373e2f43374339c3887c624181d7820fc105c9fd5c48e7c000c45c93e077cca095312affce09

Malware Config

Extracted

Family

vjw0rm

C2

http://franmhort.duia.ro:8152

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 2 IoCs
  • Blocklisted process makes network request 12 IoCs
  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops startup file 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Modifies WinLogon 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\AWB06152022.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1484
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\HDeixdadNw.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      • Adds Run key to start application
      PID:1380
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\coco.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Users\Admin\AppData\Local\Tempwinlogon.exe
        "C:\Users\Admin\AppData\Local\Tempwinlogon.exe"
        3⤵
        • Executes dropped EXE
        • Sets DLL path for service in the registry
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Modifies WinLogon
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:3660
        • C:\Users\Admin\AppData\Local\Temp\12.exe
          "C:\Users\Admin\AppData\Local\Temp\12.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3852
          • C:\Windows\SysWOW64\netsh.exe
            netsh advfirewall firewall add rule name="3389" dir=in action=allow protocol=TCP localport=3389
            5⤵
            • Modifies Windows Firewall
            PID:2160
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 384
            5⤵
            • Program crash
            PID:3932
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k networkservice -s TermService
    1⤵
      PID:3988
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k NetworkService -s TermService
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2164

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    2
    T1060

    Winlogon Helper DLL

    1
    T1004

    Defense Evasion

    Modify Registry

    3
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\12.exe
      Filesize

      70KB

      MD5

      ca96229390a0e6a53e8f2125f2c01114

      SHA1

      a54b1081cf58724f8cb292b4d165dfee2fb1c9f6

      SHA256

      0df3d05900e7b530f6c2a281d43c47839f2cf2a5d386553c8dc46e463a635a2c

      SHA512

      e93445bce6c8b6f51890309577a0ea9369860d2e6bf8cc0ca708879a77bb176d27c5f559bbdb7deb4b719aee0fc48d9068c293559f7629baf4ec3515898102ef

    • C:\Users\Admin\AppData\Local\Temp\12.exe
      Filesize

      70KB

      MD5

      ca96229390a0e6a53e8f2125f2c01114

      SHA1

      a54b1081cf58724f8cb292b4d165dfee2fb1c9f6

      SHA256

      0df3d05900e7b530f6c2a281d43c47839f2cf2a5d386553c8dc46e463a635a2c

      SHA512

      e93445bce6c8b6f51890309577a0ea9369860d2e6bf8cc0ca708879a77bb176d27c5f559bbdb7deb4b719aee0fc48d9068c293559f7629baf4ec3515898102ef

    • C:\Users\Admin\AppData\Local\Temp\coco.vbs
      Filesize

      262KB

      MD5

      c88b4225d112a00ca24064e0ef0eab73

      SHA1

      3e3fdaee20e6ab757e013f0ebfd4f2a0dbb267db

      SHA256

      0a35cdc2af8e2f4b971dc4482d9c3bca3c0de4295406dccd7c6743895769a504

      SHA512

      937617ac5ddd7d8bd971645c81b5667be178d5bb9700152072a9184dddff952327b36e329b1c257da1dc38f1e7c781ea501a14d8a5f0fe2b41a19656732a09ba

    • C:\Users\Admin\AppData\Local\Tempwinlogon.exe
      Filesize

      131KB

      MD5

      d094904acee9a06b8cc82def7ae31dbd

      SHA1

      855bc1ffd23a61fbbe9775de464c43bc532d2e69

      SHA256

      195657d28badaba67b1a0e0a9b32da62179454f2fad141f490c2b6808d326229

      SHA512

      a4b91d26f5db1e5859874f5f1c3f6f39c7cd5535b8a16b321072fb7f539af79cc1b31799ee679401e16fd8b9c0598c5890d389af609e19bf1fc04d624e06220e

    • C:\Users\Admin\AppData\Local\Tempwinlogon.exe
      Filesize

      131KB

      MD5

      d094904acee9a06b8cc82def7ae31dbd

      SHA1

      855bc1ffd23a61fbbe9775de464c43bc532d2e69

      SHA256

      195657d28badaba67b1a0e0a9b32da62179454f2fad141f490c2b6808d326229

      SHA512

      a4b91d26f5db1e5859874f5f1c3f6f39c7cd5535b8a16b321072fb7f539af79cc1b31799ee679401e16fd8b9c0598c5890d389af609e19bf1fc04d624e06220e

    • C:\Users\Admin\AppData\Roaming\HDeixdadNw.js
      Filesize

      10KB

      MD5

      a48f536f703ee0912c56793251cd2cce

      SHA1

      de0bce31d9b9b143d81942eeff44aa7e0318b1e8

      SHA256

      173da53c8d93e620556f5557083c0b714802c3d3cad6aeb24ae09118a1b06f36

      SHA512

      bdbf60dd94eb29052756065eea2aea2132c7af712f1f7854bb549ecf0998632950e2dc6c35dfb4bf25f2b7857111f29567a71a917d033ad62e8535f36d8f5d6b

    • \??\c:\program files\microsoft dn1\rdpwrap.ini
      Filesize

      268KB

      MD5

      4b5b6c7313629163170b3cc53214cb5c

      SHA1

      dbe4acffe7045b8a8e8fbd43ecdaf477463eb93c

      SHA256

      a2c21e88da0e0c6bed95789a19efd14aba62662a45648a66d6e89067cb2020dd

      SHA512

      acf740538fb2d27c208b7aface9662266b8f566632f96b7abf5082d5b659d29bc76a7cbaf93d45a1a4c499bc258d96265086fbfd2210466a29b69699bc4cad73

    • \??\c:\program files\microsoft dn1\sqlmap.dll
      Filesize

      114KB

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

    • \Program Files\Microsoft DN1\sqlmap.dll
      Filesize

      114KB

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

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

      326KB

      MD5

      ef12ab9d0b231b8f898067b2114b1bc0

      SHA1

      6d90f27b2105945f9bb77039e8b892070a5f9442

      SHA256

      2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

      SHA512

      2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

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

      133KB

      MD5

      75f8cc548cabf0cc800c25047e4d3124

      SHA1

      602676768f9faecd35b48c38a0632781dfbde10c

      SHA256

      fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

      SHA512

      ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

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

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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

      1.2MB

      MD5

      d7858e8449004e21b01d468e9fd04b82

      SHA1

      9524352071ede21c167e7e4f106e9526dc23ef4e

      SHA256

      78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

      SHA512

      1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

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

      141KB

      MD5

      471c983513694ac3002590345f2be0da

      SHA1

      6612b9af4ff6830fa9b7d4193078434ef72f775b

      SHA256

      bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

      SHA512

      a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

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

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • memory/1372-120-0x0000000000000000-mapping.dmp
    • memory/1380-119-0x0000000000000000-mapping.dmp
    • memory/2160-211-0x0000000000000000-mapping.dmp
    • memory/3660-164-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-181-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-140-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-134-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-142-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-141-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-143-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-144-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-146-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-147-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-148-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-149-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-151-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-152-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-154-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-155-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-157-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-158-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-160-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-162-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-163-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-165-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-167-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-166-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-138-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-161-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-159-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-156-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-170-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-172-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-174-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-176-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-179-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-139-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-183-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-182-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-180-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-178-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-177-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-175-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-173-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-171-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-169-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-168-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-153-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-150-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-145-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-184-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-185-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-186-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-187-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-188-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-189-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-123-0x0000000000000000-mapping.dmp
    • memory/3660-137-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-136-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-135-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-125-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-133-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-132-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-130-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-403-0x0000000008BE0000-0x0000000008C64000-memory.dmp
      Filesize

      528KB

    • memory/3660-129-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-128-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-127-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3660-126-0x0000000077440000-0x00000000775CE000-memory.dmp
      Filesize

      1.6MB

    • memory/3852-230-0x0000000000130000-0x000000000015D000-memory.dmp
      Filesize

      180KB

    • memory/3852-195-0x0000000000000000-mapping.dmp