Analysis

  • max time kernel
    84s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2022 15:28

General

  • Target

    CamScanner-Tender_L2-UAE001930-gwyoyqlbopdd.xlsx.exe

  • Size

    943KB

  • MD5

    6751cb0d76292c6f8a95ad189e3d466b

  • SHA1

    f7d7019833509a4055d3003292bae60720072d20

  • SHA256

    cd63a354530a4199f3819cb8a2dc1567bb98ed75f8a155d240304e42ea8bfbc9

  • SHA512

    1372b333c5519174c9c36f8dae90dc41f97767d41521df97b0088cb504060233d96de028ec5b2f742704cd1baae8057faab9b7ce5a8874850b8740ef7b9ec8f9

Malware Config

Extracted

Family

warzonerat

C2

pentester01.duckdns.org:53078

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • WarzoneRat, AveMaria

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

  • ModiLoader Second Stage 61 IoCs
  • Warzone RAT payload 3 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CamScanner-Tender_L2-UAE001930-gwyoyqlbopdd.xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\CamScanner-Tender_L2-UAE001930-gwyoyqlbopdd.xlsx.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\Gpvorkt.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K C:\Users\Public\Libraries\GpvorkO.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4656
        • C:\Windows\SysWOW64\net.exe
          net session
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2924
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 session
            5⤵
              PID:2960
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -WindowStyle Hidden -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4936
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe"
        2⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • outlook_office_path
        • outlook_win_path
        PID:2456

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      326KB

      MD5

      ef12ab9d0b231b8f898067b2114b1bc0

      SHA1

      6d90f27b2105945f9bb77039e8b892070a5f9442

      SHA256

      2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

      SHA512

      2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

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

      133KB

      MD5

      75f8cc548cabf0cc800c25047e4d3124

      SHA1

      602676768f9faecd35b48c38a0632781dfbde10c

      SHA256

      fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

      SHA512

      ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

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

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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

      1.2MB

      MD5

      d7858e8449004e21b01d468e9fd04b82

      SHA1

      9524352071ede21c167e7e4f106e9526dc23ef4e

      SHA256

      78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

      SHA512

      1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

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

      141KB

      MD5

      471c983513694ac3002590345f2be0da

      SHA1

      6612b9af4ff6830fa9b7d4193078434ef72f775b

      SHA256

      bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

      SHA512

      a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

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

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Public\Libraries\Cdex.bat
      Filesize

      155B

      MD5

      213c60adf1c9ef88dc3c9b2d579959d2

      SHA1

      e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021

      SHA256

      37c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e

      SHA512

      fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7

    • C:\Users\Public\Libraries\GpvorkO.bat
      Filesize

      1KB

      MD5

      df48c09f243ebcc8a165f77a1c2bf889

      SHA1

      455f7db0adcc2a58d006f1630fb0bd55cd868c07

      SHA256

      4ef9821678da07138c19405387f3fb95e409fbd461c7b8d847c05075facd63ca

      SHA512

      735838c7cca953697ded48adfcd037b7f198072a8962f5940ce12e1bb1c7dd8c1f257a829276f5f5456f776f5bd13342222dd6e0dfc8f18a23f464f2c8d8f1cc

    • C:\Users\Public\Libraries\Gpvorkt.bat
      Filesize

      55B

      MD5

      682009f53044826c83d332da2f98137e

      SHA1

      fc1658b99caf9a1d7040ec295b1201db758e758e

      SHA256

      c3df04b933ca2088f241ba7f07b824243f673b902be3841e06ef7cc7ab9b526a

      SHA512

      a8027f0fc91981150fd021536ea76a499d3be33bc51383a2f7b31f88380cb1f9f082fb15fb53f7d7ff4c2eee55791db746fb5bab8793be930ae23814eee70af3

    • memory/560-199-0x0000000000000000-mapping.dmp
    • memory/2456-264-0x0000000000400000-0x000000000055A000-memory.dmp
      Filesize

      1.4MB

    • memory/2456-240-0x0000000000400000-0x000000000055A000-memory.dmp
      Filesize

      1.4MB

    • memory/2456-229-0x0000000000000000-mapping.dmp
    • memory/2456-238-0x00000000506E0000-0x000000005083C000-memory.dmp
      Filesize

      1.4MB

    • memory/2456-263-0x0000000008840000-0x00000000088C4000-memory.dmp
      Filesize

      528KB

    • memory/2456-271-0x0000000008840000-0x00000000088C4000-memory.dmp
      Filesize

      528KB

    • memory/2924-203-0x0000000000000000-mapping.dmp
    • memory/2960-204-0x0000000000000000-mapping.dmp
    • memory/4560-234-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-239-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-180-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-181-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-182-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-183-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-184-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-185-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-186-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-187-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-188-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-189-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-190-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-191-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-192-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-193-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-194-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-195-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-196-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-197-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-198-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-178-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-177-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-161-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-176-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-175-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-174-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-173-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-162-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-163-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-164-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-165-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-166-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-167-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-168-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-169-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-250-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-249-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-248-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-247-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-246-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-245-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-244-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-243-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-170-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-223-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-224-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-225-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-226-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-227-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-228-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-172-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-231-0x00000000506E0000-0x000000005083C000-memory.dmp
      Filesize

      1.4MB

    • memory/4560-233-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-145-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-235-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-236-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-237-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-179-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-241-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-242-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4560-171-0x0000000004100000-0x00000000041A7000-memory.dmp
      Filesize

      668KB

    • memory/4656-201-0x0000000000000000-mapping.dmp
    • memory/4936-214-0x000000006F000000-0x000000006F04C000-memory.dmp
      Filesize

      304KB

    • memory/4936-217-0x0000000007310000-0x000000000732A000-memory.dmp
      Filesize

      104KB

    • memory/4936-213-0x0000000007170000-0x00000000071A2000-memory.dmp
      Filesize

      200KB

    • memory/4936-218-0x0000000007390000-0x000000000739A000-memory.dmp
      Filesize

      40KB

    • memory/4936-212-0x0000000006000000-0x000000000601E000-memory.dmp
      Filesize

      120KB

    • memory/4936-216-0x0000000007950000-0x0000000007FCA000-memory.dmp
      Filesize

      6.5MB

    • memory/4936-215-0x0000000007150000-0x000000000716E000-memory.dmp
      Filesize

      120KB

    • memory/4936-211-0x0000000005A00000-0x0000000005A66000-memory.dmp
      Filesize

      408KB

    • memory/4936-219-0x0000000007580000-0x0000000007616000-memory.dmp
      Filesize

      600KB

    • memory/4936-220-0x0000000007540000-0x000000000754E000-memory.dmp
      Filesize

      56KB

    • memory/4936-222-0x0000000007630000-0x0000000007638000-memory.dmp
      Filesize

      32KB

    • memory/4936-210-0x0000000005990000-0x00000000059F6000-memory.dmp
      Filesize

      408KB

    • memory/4936-209-0x0000000005180000-0x00000000051A2000-memory.dmp
      Filesize

      136KB

    • memory/4936-208-0x00000000052F0000-0x0000000005918000-memory.dmp
      Filesize

      6.2MB

    • memory/4936-207-0x0000000004C80000-0x0000000004CB6000-memory.dmp
      Filesize

      216KB

    • memory/4936-206-0x0000000000000000-mapping.dmp
    • memory/4936-221-0x0000000007640000-0x000000000765A000-memory.dmp
      Filesize

      104KB