Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 17:07

General

  • Target

    5ad82b3df896c1e60cad0d9460e5f2f486bd832effa8efd0ec089dc765af45d9.exe

  • Size

    2.1MB

  • MD5

    1fe1fefa70a2740065f30bd47bd127d3

  • SHA1

    e112e82278e29ee45ab5865e4c5dba78cdcf523b

  • SHA256

    5ad82b3df896c1e60cad0d9460e5f2f486bd832effa8efd0ec089dc765af45d9

  • SHA512

    08936f990d67e3bd7f7d2dddaa4465e4af5af898567200269530cf980f35d465b78234341338ecb1ce09643f59dc4f360c55fb02aa84c6890c7d58a0efc4b9df

  • SSDEEP

    49152:h1OsDAxPqbaJ0CqWfTAeP20icuFMDoiXrBSdCIlE05XwjXr3c:h1OGAxib7CqWfTAeP2vaDhtSdpj

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\5ad82b3df896c1e60cad0d9460e5f2f486bd832effa8efd0ec089dc765af45d9.exe
    "C:\Users\Admin\AppData\Local\Temp\5ad82b3df896c1e60cad0d9460e5f2f486bd832effa8efd0ec089dc765af45d9.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\ENjGf6BZXV00vzF.exe
      .\ENjGf6BZXV00vzF.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:1676
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\3hwRmBs3UHxNd1.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:936
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\3hwRmBs3UHxNd1.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\GoSave\3hwRmBs3UHxNd1.dat

    Filesize

    6KB

    MD5

    20174701a894de2b1427d818d192d364

    SHA1

    d94eb51e6bc55a1020b5a5aba7a5e017e1b3e17b

    SHA256

    a94a391058da77c6019d7744358977bbb34857a453740ad3ed7f6a68365b7d57

    SHA512

    244c2a8252bec07b024526cc61231db8765a5d0087927084dbf0c9398c568c52958f455b0d2adc01103e6a99b8c54f54a735992b6aced65f4f52e586f505f6a8

  • C:\Program Files (x86)\GoSave\3hwRmBs3UHxNd1.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\3hwRmBs3UHxNd1.dll

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\3hwRmBs3UHxNd1.tlb

    Filesize

    3KB

    MD5

    6fb4d3c40d62e1e378e92280f2cd93a4

    SHA1

    cdcd20abfab5c8f24b0bf2e24b43930a33b4d147

    SHA256

    ffe3ee2134494c6e175cf01e0fc518402384a1f79a46a37f441e6e3c74183983

    SHA512

    960ecc2ce3d9ee0a828780d0770a4966211a55c8587e36b460c3c5d2bf7a338bd538c13bb07e93b647b5c1056fc0c14f90cf59a4b13508350922cda38ab6538d

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\3hwRmBs3UHxNd1.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\ENjGf6BZXV00vzF.dat

    Filesize

    6KB

    MD5

    20174701a894de2b1427d818d192d364

    SHA1

    d94eb51e6bc55a1020b5a5aba7a5e017e1b3e17b

    SHA256

    a94a391058da77c6019d7744358977bbb34857a453740ad3ed7f6a68365b7d57

    SHA512

    244c2a8252bec07b024526cc61231db8765a5d0087927084dbf0c9398c568c52958f455b0d2adc01103e6a99b8c54f54a735992b6aced65f4f52e586f505f6a8

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\ENjGf6BZXV00vzF.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\ENjGf6BZXV00vzF.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    62f6751c4e5cbef247cf4b1939dae0ce

    SHA1

    4b145192bf719e378e6f82a6cf3b490b64e6f1a9

    SHA256

    d63defccd2eaf755019cd58629f3a69ecad8bde105986b5cb701689a619e7b27

    SHA512

    b2ef5d08f0ab504031ace0bbea73d1a4ff051725594de610ce14dfbd31c4a6653a4397fa9feb4281c91777c63eadfdf436eaf68d046649cae792959c8f09b50e

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    6c375dae33c6a75fa4c8e9cd9a72e8f0

    SHA1

    0b5d5916f3d485ca5aa361da272395c72be2ff54

    SHA256

    cdad86229d68ca0a6c2795dffc0daa29dbe335b6c7dd08d3b4bdbff29c91b726

    SHA512

    b147fbe7ca88e9bbafc0b4cdafc24dafdb0770037c106f6ef86d391a7660a65f83034759bebd3339c4fcd50e41078a31c64c3ac5bb63d6ac36be8a9ffd75125b

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\[email protected]\install.rdf

    Filesize

    590B

    MD5

    122d3af594528c70b0269ee55def88dd

    SHA1

    6817f75b19b93cd8738c0aa9c72c7eccafcaaef5

    SHA256

    b3fb5a37e03ff30582dbc70b66a01b9336fb1743b968307be025204abf72d569

    SHA512

    8048394ff1778d80ce880d2225db8b5ab6cd2ee4a0aec0e2d74ddde0e1a2a7a8cd67d9cea6e4cc3b97fa3aab09a937349129142d5023b56f233feb3139051c3c

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\kghblmlabiiijfdfegpkpafphnopgdmo\DU.js

    Filesize

    5KB

    MD5

    d5627d30b541a6bc9d2669ed52573b95

    SHA1

    7b86749f0525d39c9569b5b37e1c2d9441a3cc49

    SHA256

    834bbae9c59ae58bdd0235e7b0c68ece0453e6e48a622f66259bb03f022ed7a2

    SHA512

    34b12fd916106654c2635b376d9635a047a4ab3ce9797d22f8339c9c38a41658d0cfb84ab4cd8fecf695158332447d087e5ffc09a715a4bd9337764cf40672d7

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\kghblmlabiiijfdfegpkpafphnopgdmo\background.html

    Filesize

    139B

    MD5

    9e80cb762fd2a86a6d536fb1f10f531c

    SHA1

    34c5ecd7446ef93a1c5e2309a3659de9fc7b7bb7

    SHA256

    20f09ad8c7d8aa534e0bc297a07d23b919e2deeea96e4309320279bdb3eda7d4

    SHA512

    40ff2b4b22d101161b00ed76792755fb0e49da1f31a9cae27ce59ae6cec94be67c1a171fe9e679e90f63052ef8fdc9def194bb7c7826086a40248130ead92632

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\kghblmlabiiijfdfegpkpafphnopgdmo\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\kghblmlabiiijfdfegpkpafphnopgdmo\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSF4D.tmp\kghblmlabiiijfdfegpkpafphnopgdmo\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Program Files (x86)\GoSave\3hwRmBs3UHxNd1.dll

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

  • \Program Files (x86)\GoSave\3hwRmBs3UHxNd1.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • \Program Files (x86)\GoSave\3hwRmBs3UHxNd1.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • \Users\Admin\AppData\Local\Temp\7zSF4D.tmp\ENjGf6BZXV00vzF.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • memory/936-73-0x0000000000000000-mapping.dmp

  • memory/1084-54-0x0000000074C91000-0x0000000074C93000-memory.dmp

    Filesize

    8KB

  • memory/1160-77-0x0000000000000000-mapping.dmp

  • memory/1160-78-0x000007FEFB761000-0x000007FEFB763000-memory.dmp

    Filesize

    8KB

  • memory/1676-56-0x0000000000000000-mapping.dmp