Analysis

  • max time kernel
    12s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:17

General

  • Target

    ca008383a46bd9775a2e31352e32637f9e8e52be45310c3bd8337d248d1ed6da.exe

  • Size

    2.5MB

  • MD5

    2ddb3afb43d26a8072c4d2c3f4536090

  • SHA1

    68a8155f85c1b9403d9ebec86fc27696f606e7d4

  • SHA256

    ca008383a46bd9775a2e31352e32637f9e8e52be45310c3bd8337d248d1ed6da

  • SHA512

    38f65a40cb264a9364ee02950e80282a6c3b478b41cabcc237f369e33e129c94d872851ae8176e53800505d9cdddcea27ff08a072b51d24f183754fda715bd34

  • SSDEEP

    49152:h1OsXUc3R1YQeb1bR9qMS3te/+E+kzkeRutdQ3L3V/A9Veo:h1O+bRsTWe/ZG

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca008383a46bd9775a2e31352e32637f9e8e52be45310c3bd8337d248d1ed6da.exe
    "C:\Users\Admin\AppData\Local\Temp\ca008383a46bd9775a2e31352e32637f9e8e52be45310c3bd8337d248d1ed6da.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\OcD7ikVhG9KFeh3.exe
      .\OcD7ikVhG9KFeh3.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\nVTaC1NGrqScLE.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1616
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\nVTaC1NGrqScLE.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1352

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

1
T1112

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:\Program Files (x86)\GoSave\nVTaC1NGrqScLE.dat
    Filesize

    6KB

    MD5

    7bc15f54f203b9e23ef9e30edc15357a

    SHA1

    a3986ee400b15dc5dd78b92f85714552b115069e

    SHA256

    beaadc55e4339aaa6ec2cb5cc777982f863a86d500966e22fd7d0aaa377aeb8f

    SHA512

    ef40e3fa4d8af50eaa16e9d32e94742e9243fb49cb3069e7e46a6d87139baf1c347d8cde2db9da209149743757aabb27964c4d3ee75bc10fb9a3dd11f3f159bc

  • C:\Program Files (x86)\GoSave\nVTaC1NGrqScLE.x64.dll
    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\OcD7ikVhG9KFeh3.dat
    Filesize

    6KB

    MD5

    7bc15f54f203b9e23ef9e30edc15357a

    SHA1

    a3986ee400b15dc5dd78b92f85714552b115069e

    SHA256

    beaadc55e4339aaa6ec2cb5cc777982f863a86d500966e22fd7d0aaa377aeb8f

    SHA512

    ef40e3fa4d8af50eaa16e9d32e94742e9243fb49cb3069e7e46a6d87139baf1c347d8cde2db9da209149743757aabb27964c4d3ee75bc10fb9a3dd11f3f159bc

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\OcD7ikVhG9KFeh3.exe
    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\OcD7ikVhG9KFeh3.exe
    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\cdnckbimmffoidfbfnikcclfmciekggb\Tw7v.js
    Filesize

    5KB

    MD5

    cf8b622abf8a4831bff8d08edd6332c1

    SHA1

    7705ddb30e3bb48850e42290793fc3c072a0535f

    SHA256

    8eff350129bf9416c1115c00055f4a8b53d5601320c86ab4de3e7efa711e6338

    SHA512

    f8c42f5626bd0d3ec0c3686846ebc96c4d0e04f74f13358881033548f250fb590dd44472f35e970f637ddc97c323135a0df828793cc12661d632747b29aac717

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\cdnckbimmffoidfbfnikcclfmciekggb\background.html
    Filesize

    141B

    MD5

    38b5d5eb6083d27b694e6471fdb028bf

    SHA1

    812d6a77726cbb1ef8d4a5a5b2b7a1aadef0863b

    SHA256

    af8a50b757e206eb9901830b0ee564450c0d45343fa58f2d14f515e6454b0c12

    SHA512

    cb06047f86a3e8f6d2d02ab6024d080239fc69658d9651e2e5984309f676a11ab78edc90b83ac05cc903a36c2eff07ccaf1b26df549d601a685f60e2894aeeba

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\cdnckbimmffoidfbfnikcclfmciekggb\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\cdnckbimmffoidfbfnikcclfmciekggb\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\cdnckbimmffoidfbfnikcclfmciekggb\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\nVTaC1NGrqScLE.dll
    Filesize

    744KB

    MD5

    fc8b2dfce95210e4fe59b69a454ce14a

    SHA1

    46acd69f9bc55784091a572c8aa4d4d153a874f8

    SHA256

    3b408b96d81cfe3167926bcb62020da4d95001d8d2c3fc4d67708ec21488f189

    SHA512

    5ba3bb3437bb523721eac4e5c510b3fcb7b15090efeccd43075c8a42a776acad0c785431d7e2287e1b812556a30cd17bdde3d0d99f505a739c2042843d2cc1bf

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\nVTaC1NGrqScLE.tlb
    Filesize

    3KB

    MD5

    662093ad59715d81e0a2b7cfbd4ac684

    SHA1

    83419c0803aa1c25a27b1fb8ad4a663d2d4878b0

    SHA256

    68fc930e26f7f38e30df8f8f40d1232b81af62d4cf27a281a8f645788ad1f6c4

    SHA512

    0eaffb7f011f548e1c6f8490c3d353fa05976140383df85663b5ef13be110d4847f08afe236a796a7f10a28895d29a7344e6d346389aa0780cc24af50fd66bf6

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\nVTaC1NGrqScLE.x64.dll
    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\qP@kUG.org\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\qP@kUG.org\chrome.manifest
    Filesize

    35B

    MD5

    3101b9384cdfa1516696b8811ee28cca

    SHA1

    db6559617e056199d95dc062b842e303695f0042

    SHA256

    3071fdbdfe767ccfe0ffaf73dcf0540dfb30b9695c62c7e8268e42ecc37528a6

    SHA512

    3c458d147e0687a277dbb7661f5f6f74f6210dad30014f1194a28405f1232ce116d72cefc902c4ed6d3cc5ba0f78704cf7ead6828f5452155d1bd0e07c515cd1

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\qP@kUG.org\content\bg.js
    Filesize

    7KB

    MD5

    068ffafed170c49f4703966390be80b7

    SHA1

    c35f1815a33235b0e1d2af3f55d5a0c942ddb3bf

    SHA256

    168dd43a242b8a5048b3535b4c6ba939259ad3442187142a0e2dc4711b1ae957

    SHA512

    c5c572e43ce016b98aa3cd309ef02ebaba5d3d0f89e2d79cd64e47672099ad4b617b180049fd357ce17059086d9c36018cc73e590c7e0f555a42c28a71de30a9

  • C:\Users\Admin\AppData\Local\Temp\7zS9667.tmp\qP@kUG.org\install.rdf
    Filesize

    592B

    MD5

    42575cee5b4bcbb4fb84bd864bf1738d

    SHA1

    3c34ca3513e2b51975c3684706f46eab587e2f38

    SHA256

    d4233e414866bebd8da7137b09fcded86009a213f966a12e770eef5ac68184cb

    SHA512

    c556846fb707ed0a753735299ad8a19a963246f2ebc1ede688ebb085324a5dcbca6dc3d8b6c82e5e845a03e159db58cce65d8439849c626f97d6201e3afcadb2

  • \Program Files (x86)\GoSave\nVTaC1NGrqScLE.dll
    Filesize

    744KB

    MD5

    fc8b2dfce95210e4fe59b69a454ce14a

    SHA1

    46acd69f9bc55784091a572c8aa4d4d153a874f8

    SHA256

    3b408b96d81cfe3167926bcb62020da4d95001d8d2c3fc4d67708ec21488f189

    SHA512

    5ba3bb3437bb523721eac4e5c510b3fcb7b15090efeccd43075c8a42a776acad0c785431d7e2287e1b812556a30cd17bdde3d0d99f505a739c2042843d2cc1bf

  • \Program Files (x86)\GoSave\nVTaC1NGrqScLE.x64.dll
    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • \Program Files (x86)\GoSave\nVTaC1NGrqScLE.x64.dll
    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • \Users\Admin\AppData\Local\Temp\7zS9667.tmp\OcD7ikVhG9KFeh3.exe
    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • memory/1000-54-0x0000000075201000-0x0000000075203000-memory.dmp
    Filesize

    8KB

  • memory/1352-77-0x0000000000000000-mapping.dmp
  • memory/1352-78-0x000007FEFBDB1000-0x000007FEFBDB3000-memory.dmp
    Filesize

    8KB

  • memory/1616-73-0x0000000000000000-mapping.dmp
  • memory/1668-56-0x0000000000000000-mapping.dmp