Analysis

  • max time kernel
    147s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 01:54

General

  • Target

    4a856925db6736dc38bd03b2fcadcf3fdb5c5184f44c7ef87e031c46e9b59862.exe

  • Size

    932KB

  • MD5

    6835e2b49cf3adedfd58321b3b2fdce7

  • SHA1

    81c6c7ba55f7338ac971ca4df0f2ebfd1367f593

  • SHA256

    4a856925db6736dc38bd03b2fcadcf3fdb5c5184f44c7ef87e031c46e9b59862

  • SHA512

    0e313e96402157a1694f3ca24f842e7a1c927d7be7e1e3b1868f28ae6c7e2d67117d5e5884a1dcecf930b734dcc20682ff439df92fc5b63050d48a208488db6e

  • SSDEEP

    24576:h1OYdaO5CZ/iWCvu/2sWsJA/jlt+DHhs3:h1OsrCpYO/dJJDHhs3

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\4a856925db6736dc38bd03b2fcadcf3fdb5c5184f44c7ef87e031c46e9b59862.exe
    "C:\Users\Admin\AppData\Local\Temp\4a856925db6736dc38bd03b2fcadcf3fdb5c5184f44c7ef87e031c46e9b59862.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\vSuil7GYtrrxpmy.exe
      .\vSuil7GYtrrxpmy.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2548
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:4620
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3436

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        0c444327d707d2a493b2a2bab8ffbb4c

        SHA1

        f654b3397bd9128b851fd650eceea773fe49bc26

        SHA256

        d63e4bc4a761e3bf3c6780d3ceca2b60d5ce71f7fbe3af948964feca5cd27d11

        SHA512

        46cfabe07a63601c7b2027c9ce91fbc226f01ce1f6d5ed6a2dd03543dae11a309ebed647a609cfc634762b69242997ffd861fdc35a1f3f28d71a42f7371dacb2

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\[email protected]\content\bg.js

        Filesize

        9KB

        MD5

        5962228d8e92766afb9cb9ca5bcbcefc

        SHA1

        3625a4505445615c8418cece2bce64635177b4ce

        SHA256

        4c66900207cbab385a79a8ea75ef81c98d9e6a636fc6c880eb4d5dbd5da07442

        SHA512

        854f0bcac1b7e280e489c5f2eca38bbff75f91431a69218b219b5e3330bcbed3aad1b5a8c7bdb1a1871bc62d39d581eab8b4d0bffed2ba4a3795128c0b588c1f

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\[email protected]\install.rdf

        Filesize

        597B

        MD5

        223bfb285bcdc95d9893361f83ea0714

        SHA1

        886ddf391fb041d679c710b54794b88da2f6099a

        SHA256

        106568eec67b2c33eeaf43db8769318bb0bb637c7470d5fe6e74c13c74fc8b3a

        SHA512

        f70a32382ce68176e7f93e18e7941775cff7e81ab97194e0e5846af81c14147bc01d4c77676339338468c3835e9434823a973b2ff7576ce5e4984802e6082a72

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\hdomhfnmbgagpmndomnjdggfienblilg\IUiYP.js

        Filesize

        6KB

        MD5

        6efded13a7687545256de5d50df0f3af

        SHA1

        7fdd77fc44081019ba48bc523f5e1a6ea7cf8e85

        SHA256

        a667a335d6d961a8041724814f25ca06b8905d1bd7e4ca2713b545749e350849

        SHA512

        dd8fba2780e5b4975f6d26a17760d26bc676c4123e13dfab7eef20edf0de2dd541645b300e32696cc993c8b5a3b547e3e66d247c13764f5f941c6ba2aa169b2b

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\hdomhfnmbgagpmndomnjdggfienblilg\background.html

        Filesize

        142B

        MD5

        c26af1e1d7f6ea32fb0b135fed938676

        SHA1

        8a5587282f088dfbaf7dc50b7744609846174125

        SHA256

        ebafbb738c7cdacc9d0233ff15ddf553c3729cd4b4cd3b94b024ac8016b6febb

        SHA512

        649b6032e801405580e8d95d95c98e47eb0e88ed61119639326cff867e613b6d51e157cd0e73a75c6bd02c0c5358888966e0af75c6393cf40ecd1feec9194162

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\hdomhfnmbgagpmndomnjdggfienblilg\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\hdomhfnmbgagpmndomnjdggfienblilg\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\hdomhfnmbgagpmndomnjdggfienblilg\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\vSuil7GYtrrxpmy.dat

        Filesize

        1KB

        MD5

        4eeca17bed4b57ac0e236f7308bb9ec6

        SHA1

        345164be467c831b4aca35b420930851c88c649e

        SHA256

        07bea06c8626fb700e20fb105d211f4a86bceb3f897e79477b5e84f4470dead7

        SHA512

        25d1fc45cfa087280e45603e8b3d45e3b915ca218977c0fb988240a8aa1f031345a142e7d07ea580023229724c0190f2eaf73a489556d8fdfec892ea41f53d63

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\vSuil7GYtrrxpmy.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSB683.tmp\vSuil7GYtrrxpmy.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • memory/2548-132-0x0000000000000000-mapping.dmp