Analysis

  • max time kernel
    1199s
  • max time network
    1197s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-10-2024 14:52

General

  • Target

    malw.exe

  • Size

    557KB

  • MD5

    382c88984b3c6ee204de52753ef3430a

  • SHA1

    6a3e055ed4b30137798e379408894298d6caf652

  • SHA256

    0c75f9346023e418ff8265fb609a392086a32d894482fad2426e7993467e0eda

  • SHA512

    e5b9658766c195274d41869253ded042cb8c8d7c2f9439b7ee3335bc049b4b1d6ef14ed86f78d5a7de67fbf2ea16d542db151924ef2c9f4293204ce9d2cde2fa

  • SSDEEP

    12288:7bUSAWFHil5oqaWB1meO4pT7eTAqLySHqiO/B/rbKbp/zF8PnEh2vo1:7bAkCEqaW/mZkT7gAMKL/6p/GEum

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

t18n

Decoy

tmusicoregon.net

atici.online

j7u7.xyz

iewunucierwuerwnziqi1.info

ruvabetgiris.website

acik.lat

obsk.top

sphaltpaving-ttp1-shd-us-2.shop

ispensarynearme.news

b3nd.bond

urelook.xyz

gearlpfbm.top

aconstructionjob.bond

killsnexis.info

oshon.xyz

ashabsxw.top

ussiatraiding.buzz

raipsehumus.homes

6ae23rx.forum

edar88vvip.shop

Signatures

  • Formbook

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

  • Formbook payload 3 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3444
    • C:\Users\Admin\AppData\Local\Temp\malw.exe
      "C:\Users\Admin\AppData\Local\Temp\malw.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\malw.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:264
      • C:\Users\Admin\AppData\Local\Temp\malw.exe
        "C:\Users\Admin\AppData\Local\Temp\malw.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4840
    • C:\Windows\SysWOW64\WWAHost.exe
      "C:\Windows\SysWOW64\WWAHost.exe"
      2⤵
      • Adds policy Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2860
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\malw.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4632
      • C:\Windows\SysWOW64\cmd.exe
        /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4884
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:4548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\DB1

      Filesize

      40KB

      MD5

      a182561a527f929489bf4b8f74f65cd7

      SHA1

      8cd6866594759711ea1836e86a5b7ca64ee8911f

      SHA256

      42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

      SHA512

      9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4ytk2tkx.mzp.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\L4R79R46\L4Rlogim.jpeg

      Filesize

      79KB

      MD5

      fbec29c880d71a5cf95a8a4e695449e0

      SHA1

      a2971eb90193a0a976a71b874e9269b998b537e7

      SHA256

      26cd2818dc5487a521003c04853f7178f3366b602b98d8dd8650caa2e4e2a8ed

      SHA512

      d0ffc4142afd149e8393693e89418b2303f7981fe692af53ab40b6c50630d9509c43db7288bc742b96f62bbb34e2bf331b8bac950f418a8fd2f4efee474da288

    • C:\Users\Admin\AppData\Roaming\L4R79R46\L4Rlogrf.ini

      Filesize

      40B

      MD5

      2f245469795b865bdd1b956c23d7893d

      SHA1

      6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

      SHA256

      1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

      SHA512

      909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

    • C:\Users\Admin\AppData\Roaming\L4R79R46\L4Rlogrg.ini

      Filesize

      38B

      MD5

      4aadf49fed30e4c9b3fe4a3dd6445ebe

      SHA1

      1e332822167c6f351b99615eada2c30a538ff037

      SHA256

      75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

      SHA512

      eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

    • C:\Users\Admin\AppData\Roaming\L4R79R46\L4Rlogri.ini

      Filesize

      40B

      MD5

      d63a82e5d81e02e399090af26db0b9cb

      SHA1

      91d0014c8f54743bba141fd60c9d963f869d76c9

      SHA256

      eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

      SHA512

      38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

    • C:\Users\Admin\AppData\Roaming\L4R79R46\L4Rlogrv.ini

      Filesize

      872B

      MD5

      bbc41c78bae6c71e63cb544a6a284d94

      SHA1

      33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

      SHA256

      ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

      SHA512

      0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

    • memory/264-38-0x00000000064C0000-0x000000000650C000-memory.dmp

      Filesize

      304KB

    • memory/264-65-0x00000000079E0000-0x00000000079EE000-memory.dmp

      Filesize

      56KB

    • memory/264-68-0x0000000007AD0000-0x0000000007AD8000-memory.dmp

      Filesize

      32KB

    • memory/264-67-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

      Filesize

      104KB

    • memory/264-66-0x00000000079F0000-0x0000000007A04000-memory.dmp

      Filesize

      80KB

    • memory/264-64-0x00000000079B0000-0x00000000079C1000-memory.dmp

      Filesize

      68KB

    • memory/264-63-0x00000000050A0000-0x00000000050B0000-memory.dmp

      Filesize

      64KB

    • memory/264-20-0x0000000002B50000-0x0000000002B86000-memory.dmp

      Filesize

      216KB

    • memory/264-19-0x00000000050A0000-0x00000000050B0000-memory.dmp

      Filesize

      64KB

    • memory/264-21-0x00000000050A0000-0x00000000050B0000-memory.dmp

      Filesize

      64KB

    • memory/264-62-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/264-23-0x00000000056E0000-0x0000000005D08000-memory.dmp

      Filesize

      6.2MB

    • memory/264-58-0x0000000007A30000-0x0000000007AC6000-memory.dmp

      Filesize

      600KB

    • memory/264-57-0x0000000007820000-0x000000000782A000-memory.dmp

      Filesize

      40KB

    • memory/264-16-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/264-24-0x00000000053B0000-0x00000000053D2000-memory.dmp

      Filesize

      136KB

    • memory/264-26-0x0000000005E80000-0x0000000005EE6000-memory.dmp

      Filesize

      408KB

    • memory/264-25-0x00000000055D0000-0x0000000005636000-memory.dmp

      Filesize

      408KB

    • memory/264-56-0x00000000077B0000-0x00000000077CA000-memory.dmp

      Filesize

      104KB

    • memory/264-36-0x0000000005EF0000-0x0000000006244000-memory.dmp

      Filesize

      3.3MB

    • memory/264-37-0x0000000006480000-0x000000000649E000-memory.dmp

      Filesize

      120KB

    • memory/264-55-0x0000000007DF0000-0x000000000846A000-memory.dmp

      Filesize

      6.5MB

    • memory/264-39-0x000000007F540000-0x000000007F550000-memory.dmp

      Filesize

      64KB

    • memory/264-40-0x0000000007450000-0x0000000007482000-memory.dmp

      Filesize

      200KB

    • memory/264-42-0x00000000050A0000-0x00000000050B0000-memory.dmp

      Filesize

      64KB

    • memory/264-43-0x00000000050A0000-0x00000000050B0000-memory.dmp

      Filesize

      64KB

    • memory/264-41-0x0000000070B30000-0x0000000070B7C000-memory.dmp

      Filesize

      304KB

    • memory/264-53-0x0000000006A40000-0x0000000006A5E000-memory.dmp

      Filesize

      120KB

    • memory/264-54-0x0000000007490000-0x0000000007533000-memory.dmp

      Filesize

      652KB

    • memory/2028-9-0x0000000074C70000-0x0000000075420000-memory.dmp

      Filesize

      7.7MB

    • memory/2028-1-0x0000000000150000-0x00000000001E2000-memory.dmp

      Filesize

      584KB

    • memory/2028-8-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

      Filesize

      4KB

    • memory/2028-3-0x0000000004AB0000-0x0000000004B42000-memory.dmp

      Filesize

      584KB

    • memory/2028-13-0x0000000074C70000-0x0000000075420000-memory.dmp

      Filesize

      7.7MB

    • memory/2028-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

      Filesize

      4KB

    • memory/2028-2-0x0000000004FC0000-0x0000000005564000-memory.dmp

      Filesize

      5.6MB

    • memory/2028-6-0x0000000004D30000-0x0000000004DCC000-memory.dmp

      Filesize

      624KB

    • memory/2028-5-0x0000000074C70000-0x0000000075420000-memory.dmp

      Filesize

      7.7MB

    • memory/2028-7-0x0000000004FB0000-0x0000000004FC2000-memory.dmp

      Filesize

      72KB

    • memory/2028-4-0x0000000004B60000-0x0000000004B6A000-memory.dmp

      Filesize

      40KB

    • memory/2028-10-0x0000000006050000-0x00000000060C6000-memory.dmp

      Filesize

      472KB

    • memory/2860-71-0x00000000008D0000-0x00000000008FF000-memory.dmp

      Filesize

      188KB

    • memory/2860-61-0x00000000006E0000-0x00000000007BC000-memory.dmp

      Filesize

      880KB

    • memory/2860-59-0x00000000006E0000-0x00000000007BC000-memory.dmp

      Filesize

      880KB

    • memory/3444-22-0x0000000003DB0000-0x0000000003E94000-memory.dmp

      Filesize

      912KB

    • memory/3444-72-0x0000000003DB0000-0x0000000003E94000-memory.dmp

      Filesize

      912KB

    • memory/3444-75-0x0000000007AE0000-0x0000000007BD7000-memory.dmp

      Filesize

      988KB

    • memory/4840-18-0x0000000001140000-0x0000000001154000-memory.dmp

      Filesize

      80KB

    • memory/4840-11-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/4840-14-0x00000000011A0000-0x00000000014EA000-memory.dmp

      Filesize

      3.3MB

    • memory/4840-17-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB