Analysis

  • max time kernel
    27s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:17

General

  • Target

    a4cf96d7cad495d9c6d37e82e4a1b94e89d5d4e6f341835a78ec586d232d2677.exe

  • Size

    919KB

  • MD5

    e7270aa6a8d428e980cc7d5f3f830433

  • SHA1

    d8d7d55bd76502d0fe20a8b002d818c2e109f9d7

  • SHA256

    a4cf96d7cad495d9c6d37e82e4a1b94e89d5d4e6f341835a78ec586d232d2677

  • SHA512

    bc4eed6aa98fb225538793f672237c3cc0b2a82c909f5c68ebac4e87af439ed915e3d4fc751dddedb659f189f582f70a35576d0a1296a92cf8c7a645380e0722

  • SSDEEP

    24576:h1OYdaONMtdHAqcdDVhYwiei7+EpFAh/kKJ:h1OscPHVmVhYwiLtKkKJ

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4cf96d7cad495d9c6d37e82e4a1b94e89d5d4e6f341835a78ec586d232d2677.exe
    "C:\Users\Admin\AppData\Local\Temp\a4cf96d7cad495d9c6d37e82e4a1b94e89d5d4e6f341835a78ec586d232d2677.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\FA20SouZjghfYox.exe
      .\FA20SouZjghfYox.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1236

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\FA20SouZjghfYox.dat

    Filesize

    1KB

    MD5

    80fd493ab30e2c3aa0e13b7f1e9f1a95

    SHA1

    62640fc753fddfdaff2371ce19ea3313fa023169

    SHA256

    ab91a9639592ad66467f9cd7ee565be197dfa8045e7e624276f55680eabed4de

    SHA512

    86a924dd332e2b0049b458fe03069b13b7f0d978d93ec8062aa7e5fcf6ecffae7174ea99122de66e7a6a340faa0d479b3df5c76fbdbbd42f16b01f53cdf4d2ff

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\FA20SouZjghfYox.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    1b207c647644a2c6622a3e16e697bd84

    SHA1

    5339a6ec3549ee2311307aa10fbb14cff4e910f0

    SHA256

    9f4f8b9aa8f0f2d451befaec3794e59508677d0b81ef5194ccb717a3b0f50152

    SHA512

    8e57d501895945e51b49caac6025b974b6069e3c0a53732baf046e41804816926d76e3c8226992b432482f3b19c5c41feb82774c8cd3fa3ee445442aba6d8d2d

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    34dcf0da06085ae6c12241ab4ee3ebed

    SHA1

    357415b2b25eb735ed084a77dc6471034ed1d404

    SHA256

    602f113857d75d83448dce848b1dc51c7622e3ab1500eb0dd6680ba6f553749b

    SHA512

    123547f59fbe38c3c2f4b1ade4c8d98c3e20f60a9bacb75e6e5cab381ae6a80514c3ebbcb1def4e96b57e22ffb181d9fd8d6c4e88add452009f48e58da343110

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\[email protected]\install.rdf

    Filesize

    595B

    MD5

    a4196d9b92eb667bb26df78dfd7a7a57

    SHA1

    4c11e66f390a473ed424b1e1dd956cba5d6cf88f

    SHA256

    201fa90e92316b9072fb180ed3da53dfeefb420e215b57f91a4f3a7a44ed6751

    SHA512

    d0ab6f22cd3c36b3e8008ff8023c55e2bb4cfa4085bee760f2c6ddd041b4d8d595c7b1804bae5eab7883488b0c3d40808fc1ba28ae59ae28d5cf83a5c5b62d69

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\bpnlifacpgckceomijajfafjjccjbfge\background.html

    Filesize

    138B

    MD5

    b566a7b485f09aa71608552679b7bdfb

    SHA1

    fcdc8805206820a2cd7d43d31b104088de594f4b

    SHA256

    fbcf0e9cbb35c1133503b638b1d971099cd542daee708dc4ccc13908fea9f5f6

    SHA512

    5a27fd0c21a282cd034ce7ec848966259f5e5d7ba077404399bb7ff7f2d189354e3c25c5c4eb6f5e9f5a9b16bb4a139db375cd9d21de68e9e2cbbd104844b333

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\bpnlifacpgckceomijajfafjjccjbfge\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\bpnlifacpgckceomijajfafjjccjbfge\k.js

    Filesize

    6KB

    MD5

    ce55547164506befd333d5989d65faf7

    SHA1

    9367c99dcc4c734dae53819cd3d57c6d07de9a1c

    SHA256

    ad5b699b704f8755db6e51340077b27d9bb9dd8298afd1a9d1d67559c2446f11

    SHA512

    f395443640dc85bc7a885377d2217bdead473e7b2ee1bb5fa099deb23468ac975705895f32c4d77427839779e7ae6f237d9360e1c99e388f3a045d65fbfe98c5

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\bpnlifacpgckceomijajfafjjccjbfge\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS62D9.tmp\bpnlifacpgckceomijajfafjjccjbfge\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS62D9.tmp\FA20SouZjghfYox.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1236-56-0x0000000000000000-mapping.dmp

  • memory/2032-54-0x0000000075991000-0x0000000075993000-memory.dmp

    Filesize

    8KB