Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 03:32

General

  • Target

    RFQ270323.exe

  • Size

    1.2MB

  • MD5

    28bad71f1d8eb708ac2e7df6ca5e6154

  • SHA1

    0c49ef832fbc2144edc391346fd37ef28c026fac

  • SHA256

    d9cb6944a11885d5920382271111ef7a8f45b9daf7bf0c60db455d298d24bbeb

  • SHA512

    828ef4077bc52d4a15cd2b5db8768b34d1597e861e148298d988800d72ba7342e3f5142f0a7c1eb82ffd1230fc048acffd3f15be408ce83f9ad67628b2789dd6

  • SSDEEP

    24576:ETbBv5rUVGgovq8fE0WyXjjUBD8SqAOgRF6stH:2B0ovrzYDVqK6stH

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mg24

Decoy

jhae3jp.store

generalfirstaidcourse.com

breville-accounting.com

homeinthehamptonsny.com

amphibiamerch.store

lagosstateteacherawards.africa

955.global

longmaosh.com

crblwks.com

horliga.co.uk

classicdancehitzofficial.com

crytodefi.online

huachunjianshe-sh.com

hotel-la-cascada.xyz

avastate.com

cheapweedseeds.com

abgroupthailand.com

context-switching.com

drsolarshine.site

nxeliz.xyz

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 7 IoCs
  • Executes dropped EXE 3 IoCs
  • 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.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\RFQ270323.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ270323.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\SysWOW64\wscript.exe
        "C:\Windows\System32\wscript.exe" Update-nm.f.vbe
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Users\Admin\AppData\Local\Temp\pxid\dguscfg.pif
          "C:\Users\Admin\AppData\Local\Temp\pxid\dguscfg.pif" pivt.dll
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1752
          • C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
            "C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            PID:916
          • C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
            "C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:668
            • C:\Windows\SysWOW64\autofmt.exe
              "C:\Windows\SysWOW64\autofmt.exe"
              6⤵
                PID:1112
              • C:\Windows\SysWOW64\cmstp.exe
                "C:\Windows\SysWOW64\cmstp.exe"
                6⤵
                • Suspicious use of SetThreadContext
                • Modifies Internet Explorer settings
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: MapViewOfSection
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1312
                • C:\Program Files\Mozilla Firefox\Firefox.exe
                  "C:\Program Files\Mozilla Firefox\Firefox.exe"
                  7⤵
                    PID:1160

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      2
      T1112

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      System Information Discovery

      1
      T1082

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

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

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

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

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

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

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

      • C:\Users\Admin\AppData\Local\Temp\pxid\cuxcdxld.cwq
        Filesize

        352KB

        MD5

        1ac57c60a1ffa3577588cf17f1a88806

        SHA1

        aa8553cb4a657ec3f6df9dbef6999eee7aac3388

        SHA256

        f4bbc38c2f64979a90fa03b4c7a48c2a6b1d4ba4a83bd2767f01046b674f3a1e

        SHA512

        b449142c92ada617853ddc2e84b1d6d62f2aa90f7bf6189abc091c677742b349aca6f9da155def4e3f916387c18722a5f11629bb728153d7782d46c8bb826c45

      • C:\Users\Admin\AppData\Local\Temp\pxid\dguscfg.pif
        Filesize

        1.1MB

        MD5

        379723f7b1c99115e891e469bd298ed0

        SHA1

        982239a75da8a2202244a5e0a21acb752373ff73

        SHA256

        d556eea4612381865a73663068d0193ae7a5abd990bdd3beb30a83d3a6f70846

        SHA512

        210d50b2d8cb21356c2d88f5e8bb72ede7b7ae90fd18285c531741cbedd6a177ba785c76a8d3c11c4ae014dd76ce986461b022291785bc1cab9663961c9f35c4

      • C:\Users\Admin\AppData\Local\Temp\pxid\dguscfg.pif
        Filesize

        1.1MB

        MD5

        379723f7b1c99115e891e469bd298ed0

        SHA1

        982239a75da8a2202244a5e0a21acb752373ff73

        SHA256

        d556eea4612381865a73663068d0193ae7a5abd990bdd3beb30a83d3a6f70846

        SHA512

        210d50b2d8cb21356c2d88f5e8bb72ede7b7ae90fd18285c531741cbedd6a177ba785c76a8d3c11c4ae014dd76ce986461b022291785bc1cab9663961c9f35c4

      • C:\Users\Admin\AppData\Local\Temp\pxid\hwli.icm
        Filesize

        44KB

        MD5

        61f0aa8d18e4d59b95ea9bcc5b2c7b9e

        SHA1

        458a01a1becbffa7d8f3717b04e5e438459ebfd0

        SHA256

        e6c5127515ac8a943fdb9eb933b1d781b676494113a99091dab80244c61382d6

        SHA512

        e82300a6a146f58c869d5c2c84d3a381ce2294b4a8044245970981c01ea154888f314094cb8213fbc29931fab066753ae74658dba56e6befdeb5faebd5fde736

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

        113.0MB

        MD5

        4128d973fcb7161ee72c76bebdc28f5e

        SHA1

        cea031e418bf52a84f528080a88cc79f297143d4

        SHA256

        5685a5618c9e2df9890255195245be45dd2dfc55fa6edcf309b3e26ea49f5b07

        SHA512

        e76d76683b509de617bebb3b13e041e9a886351ee2356243672656d0c2d5b7bc450770baaf600716b09024543e34f808bd5382cacb7bcd98ad7d0b374b43888d

      • C:\Users\Admin\AppData\Local\temp\pxid\Update-nm.f.vbe
        Filesize

        85KB

        MD5

        d2468a064a073a6501c47a294e0cca5d

        SHA1

        aaff3bcdb9a61839e5c05e77d75cef16d4aeb030

        SHA256

        4846793cff1a367f4ca268763ecb6af6df1f5729649e9221906f019cc67a2b4a

        SHA512

        7e9093cb346c643bedba4b9318e2a7674474230722d98ab787e477416f288c1ada3d4c201e9659be872e67a75044b96d1a8a5a3478665467f2779e62462d0124

      • C:\Users\Admin\AppData\Roaming\97PQQ6DU\97Plogim.jpeg
        Filesize

        52KB

        MD5

        35ff9adeb6c756bc0eac0b6696f5e35a

        SHA1

        a6233f74ec85b2d1acca3956bbb44dd3748968ed

        SHA256

        9032ca9edcde109bac0a49d6b59a56bbbffe1d6a753e169bf59189c2a9187538

        SHA512

        41a4838d8ca1dc52501c4ab9d3cd302d08f04ab19fd8452d94ddb2b237729b6be66d19a482445384097c2b9a79b84c6c61d9c2370306accf108b89bf2698c6da

      • C:\Users\Admin\AppData\Roaming\97PQQ6DU\97Plogrf.ini
        Filesize

        40B

        MD5

        2f245469795b865bdd1b956c23d7893d

        SHA1

        6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

        SHA256

        1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

        SHA512

        909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

      • C:\Users\Admin\AppData\Roaming\97PQQ6DU\97Plogri.ini
        Filesize

        40B

        MD5

        d63a82e5d81e02e399090af26db0b9cb

        SHA1

        91d0014c8f54743bba141fd60c9d963f869d76c9

        SHA256

        eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

        SHA512

        38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

      • C:\Users\Admin\AppData\Roaming\97PQQ6DU\97Plogrv.ini
        Filesize

        40B

        MD5

        ba3b6bc807d4f76794c4b81b09bb9ba5

        SHA1

        24cb89501f0212ff3095ecc0aba97dd563718fb1

        SHA256

        6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

        SHA512

        ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

      • \Users\Admin\AppData\Local\Temp\RegSvcs.exe
        Filesize

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

      • \Users\Admin\AppData\Local\Temp\RegSvcs.exe
        Filesize

        44KB

        MD5

        0e06054beb13192588e745ee63a84173

        SHA1

        30b7d4d1277bafd04a83779fd566a1f834a8d113

        SHA256

        c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

        SHA512

        251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

      • \Users\Admin\AppData\Local\Temp\pxid\dguscfg.pif
        Filesize

        1.1MB

        MD5

        379723f7b1c99115e891e469bd298ed0

        SHA1

        982239a75da8a2202244a5e0a21acb752373ff73

        SHA256

        d556eea4612381865a73663068d0193ae7a5abd990bdd3beb30a83d3a6f70846

        SHA512

        210d50b2d8cb21356c2d88f5e8bb72ede7b7ae90fd18285c531741cbedd6a177ba785c76a8d3c11c4ae014dd76ce986461b022291785bc1cab9663961c9f35c4

      • memory/668-207-0x0000000000400000-0x000000000042F000-memory.dmp
        Filesize

        188KB

      • memory/668-230-0x0000000000400000-0x000000000042F000-memory.dmp
        Filesize

        188KB

      • memory/668-206-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/668-205-0x0000000000400000-0x000000000042F000-memory.dmp
        Filesize

        188KB

      • memory/668-204-0x0000000000400000-0x000000000042F000-memory.dmp
        Filesize

        188KB

      • memory/668-217-0x0000000000AE0000-0x0000000000DE3000-memory.dmp
        Filesize

        3.0MB

      • memory/668-219-0x00000000001E0000-0x00000000001F5000-memory.dmp
        Filesize

        84KB

      • memory/668-227-0x0000000000220000-0x0000000000235000-memory.dmp
        Filesize

        84KB

      • memory/668-223-0x0000000000400000-0x000000000042F000-memory.dmp
        Filesize

        188KB

      • memory/916-211-0x0000000000400000-0x000000000097E000-memory.dmp
        Filesize

        5.5MB

      • memory/916-226-0x0000000000320000-0x0000000000335000-memory.dmp
        Filesize

        84KB

      • memory/916-222-0x0000000000400000-0x000000000097E000-memory.dmp
        Filesize

        5.5MB

      • memory/916-220-0x00000000002E0000-0x00000000002F5000-memory.dmp
        Filesize

        84KB

      • memory/916-229-0x0000000000400000-0x000000000097E000-memory.dmp
        Filesize

        5.5MB

      • memory/916-218-0x0000000000F00000-0x0000000001203000-memory.dmp
        Filesize

        3.0MB

      • memory/916-209-0x0000000000400000-0x000000000097E000-memory.dmp
        Filesize

        5.5MB

      • memory/1252-221-0x0000000006860000-0x0000000006986000-memory.dmp
        Filesize

        1.1MB

      • memory/1252-242-0x0000000006C20000-0x0000000006D3C000-memory.dmp
        Filesize

        1.1MB

      • memory/1252-243-0x0000000006C20000-0x0000000006D3C000-memory.dmp
        Filesize

        1.1MB

      • memory/1252-248-0x0000000006C20000-0x0000000006D3C000-memory.dmp
        Filesize

        1.1MB

      • memory/1252-228-0x0000000006440000-0x00000000064FB000-memory.dmp
        Filesize

        748KB

      • memory/1252-224-0x0000000000340000-0x0000000000440000-memory.dmp
        Filesize

        1024KB

      • memory/1252-215-0x0000000000340000-0x0000000000440000-memory.dmp
        Filesize

        1024KB

      • memory/1312-232-0x00000000003A0000-0x00000000003B8000-memory.dmp
        Filesize

        96KB

      • memory/1312-234-0x0000000000110000-0x000000000013F000-memory.dmp
        Filesize

        188KB

      • memory/1312-235-0x0000000001F30000-0x0000000002233000-memory.dmp
        Filesize

        3.0MB

      • memory/1312-241-0x0000000001D40000-0x0000000001DD4000-memory.dmp
        Filesize

        592KB

      • memory/1312-247-0x0000000001D40000-0x0000000001DD4000-memory.dmp
        Filesize

        592KB

      • memory/1312-231-0x00000000003A0000-0x00000000003B8000-memory.dmp
        Filesize

        96KB