Analysis

  • max time kernel
    137s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 21:20

General

  • Target

    a38029815324e08e51ceeb9701f547283d364365e09af1b60cd3fbfd580439a4.exe

  • Size

    931KB

  • MD5

    4db97a8e96b996fb8bb652295f83e31f

  • SHA1

    ecba76fbf34f5481c51e42f7b895a22ab7ed0916

  • SHA256

    a38029815324e08e51ceeb9701f547283d364365e09af1b60cd3fbfd580439a4

  • SHA512

    13e45f47f80601ba6f2f6072ba8d7e5e616d0894309f61718cd9b39c195b6ce88c63be6fd7da404c6fbbd6b56f02e1ad381973aee475cb631d8f1a6ad8db86d1

  • SSDEEP

    24576:h1OYdaOeCZ/iWCvu/2sWsJA/jlt+DHhs+:h1Os8CpYO/dJJDHhs+

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a38029815324e08e51ceeb9701f547283d364365e09af1b60cd3fbfd580439a4.exe
    "C:\Users\Admin\AppData\Local\Temp\a38029815324e08e51ceeb9701f547283d364365e09af1b60cd3fbfd580439a4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\lVwzCNTiKfT6IOv.exe
      .\lVwzCNTiKfT6IOv.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5008
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4056
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:3700

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\[email protected]\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\[email protected]\chrome.manifest
        Filesize

        35B

        MD5

        2cfc0b8fbeaaa5fee0f9a2eb2ac0c807

        SHA1

        f9c21d3a47a318962853c354417652a2759e22df

        SHA256

        463105c8c2467520f292a3b9dadd9743253a28b30210cfbda5d2e843211adb2a

        SHA512

        384ae93b4ff64fe9db88f65a29351f88b5180e2086f03e53c44b3a798678ca80e3dcb8cc211bb192eba2f484ed1090099ab0b1a45f0427b181bac27735bf350d

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\[email protected]\content\bg.js
        Filesize

        8KB

        MD5

        7b9a52cc25844fba55078d7c1c133280

        SHA1

        89bb1e885710c6ab4b5dba87468b973c6f864672

        SHA256

        f6c33b940efb899e7d359612c0b643fc143471b0c4242d6988611deb2eb92d48

        SHA512

        d7def84a9ed267d27a280e25cca38fe8f1457f7abdbfb03717da23b938fda3f833bb9c369771bc0e6ae8632a72346bad1c66d4aa2f17b501c159f15a71bf6489

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\[email protected]\install.rdf
        Filesize

        594B

        MD5

        ff418c0276d5f38281b5ea01062336c0

        SHA1

        7e2d443f7929f95627463e579837918a454becc3

        SHA256

        e47235a941b4ae2fb75cc827061c2602b7cd1fd14f68c3dbf92f1b7b872b1c2e

        SHA512

        8e1c9f79d92ad53c89ec0a2d87b26d0d9452d867cbef1c7cec109c03327b1270c5ca5d7c999af503d6317ee30e87256802eccca8cc11b521ca132d4ab0013eb5

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\epcaceeanlgpdnmdodjleefoaejaknpf\MqGURIJDcs.js
        Filesize

        6KB

        MD5

        05e44e662ee5d1f644a305eaa44046bd

        SHA1

        a02c57adb138ed9e0d6b6d380ab1454c8fa8bbc8

        SHA256

        ee0c9341430ff98facb1d4e78c4eb76d78e17866254e87e8c6e31cb805adca03

        SHA512

        4f714a977a9ca760da485576f66ae9e102a37084d42be0ffb3b512839f426c06edd701840ac18b0769524ea0fabb0d5ffd21f49c6321b5140d85c6cd119b2a02

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\epcaceeanlgpdnmdodjleefoaejaknpf\background.html
        Filesize

        147B

        MD5

        57d812c97ea82a5acb35dfa89974466c

        SHA1

        641bb9c91e8229adb2bc6a2bace42372c910f5a5

        SHA256

        3a6ceeb2dcab52e4ff2f37bec69ccda21cc517639843aa054fc1a2131f31ee1f

        SHA512

        84c64c801822fb27b21f36e3b2a32aa3426d4330ed2e4402da20115d946303e12041f55f6ffad8b5f06514951b4b326cd8a689a02cdc1e81d95c610aca40a5b6

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\epcaceeanlgpdnmdodjleefoaejaknpf\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\epcaceeanlgpdnmdodjleefoaejaknpf\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\epcaceeanlgpdnmdodjleefoaejaknpf\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\lVwzCNTiKfT6IOv.dat
        Filesize

        1KB

        MD5

        c7e4f2b3596ab3a2e875fc8c1ed99fa7

        SHA1

        9f9afe19a6b28f14b37325b8f79b6b7884101af6

        SHA256

        b16837e88d376e5bb86f9fca045efa03354f5f27ac00dc8093d50913186f63ce

        SHA512

        f4a1d107261cdffd84ef3f1c158f249d1ecaa24c017de9cc49fd922f76fdcf7cc8d1bcd23c70c61574a58d32eb4b77de35cdcb1e5616b02ba08c957838444cec

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\lVwzCNTiKfT6IOv.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zS36BF.tmp\lVwzCNTiKfT6IOv.exe
        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • memory/5008-132-0x0000000000000000-mapping.dmp