Analysis

  • max time kernel
    39s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 04:28

General

  • Target

    e13cabb3e382b1c2e3969474f5ba7b3babac5e27d4405b92b30e2b97e78ab99b.exe

  • Size

    2.1MB

  • MD5

    57399de2c1edef507788b2b83a787470

  • SHA1

    4fd6a150cc64f9f41821bb21f186051836f7aa02

  • SHA256

    e13cabb3e382b1c2e3969474f5ba7b3babac5e27d4405b92b30e2b97e78ab99b

  • SHA512

    915dd979fe74615adce08ec5950d299e6b7d4401c1475a43d60b46f8e6da39f0f288d8668417c72e82a3c44013302c1eb989a5559b55c1f91f4cf1c6381fe959

  • SSDEEP

    49152:h1OseNQToNVxbNrInKtDSwSm7CXH9e7RSlSAn5RjFdzgD20XrXTn:h1O3NQUNVxNpSmGX9FdsD20XP

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\e13cabb3e382b1c2e3969474f5ba7b3babac5e27d4405b92b30e2b97e78ab99b.exe
    "C:\Users\Admin\AppData\Local\Temp\e13cabb3e382b1c2e3969474f5ba7b3babac5e27d4405b92b30e2b97e78ab99b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1348
    • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\LP5gTMS8HdBzne1.exe
      .\LP5gTMS8HdBzne1.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:1380
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\webasave\ULM6R8Mtsuj1pL.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1780
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\webasave\ULM6R8Mtsuj1pL.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\webasave\ULM6R8Mtsuj1pL.dat

    Filesize

    6KB

    MD5

    381142d06909571acaf1861140eef3a9

    SHA1

    1235533e8f2b9df0dc64901b6a60cce92b868857

    SHA256

    a91dcbc46924ef3828890c90dfc4056ef948c8a00500796c77c4168685fd148f

    SHA512

    e14258f7cc8483ef0c67221ed08e8b7c2ea552e0a6633e165520ae060121315138b482179f67f412fb445a687afffe1449682e297875c3fc42f1a3c61f5ca1cb

  • C:\Program Files (x86)\webasave\ULM6R8Mtsuj1pL.x64.dll

    Filesize

    681KB

    MD5

    e9475db8431e218fb9e93001a029d450

    SHA1

    65c9d72f51edaedad5ad5b644578f8f25da68bd0

    SHA256

    33a7d43f85d41bea61dd46a31d911f1762c945ca031e62d57195f50caa7eb8ea

    SHA512

    7d19e936ae4227c786dacda35a1bd4bd94a3147403ec04cc4d12ca4af2386e9cb17c6c3000e0360ea5d258ddd0a842d2044e80ddcce4d7117c2b94b0c43bdb11

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\LP5gTMS8HdBzne1.dat

    Filesize

    6KB

    MD5

    381142d06909571acaf1861140eef3a9

    SHA1

    1235533e8f2b9df0dc64901b6a60cce92b868857

    SHA256

    a91dcbc46924ef3828890c90dfc4056ef948c8a00500796c77c4168685fd148f

    SHA512

    e14258f7cc8483ef0c67221ed08e8b7c2ea552e0a6633e165520ae060121315138b482179f67f412fb445a687afffe1449682e297875c3fc42f1a3c61f5ca1cb

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\LP5gTMS8HdBzne1.exe

    Filesize

    766KB

    MD5

    eb843f08b06cc5bb0e8bbe9f8aaa0ba6

    SHA1

    0813518ec2daeb0a49d7ee2c9482150cc0eb1136

    SHA256

    1d94c27748e7d0dc5ffd03ae99acd9c30aaa8a6e91a66beab420650f9d6e4977

    SHA512

    48e3ec76eeb7a54d7ae467317d03ad5f073249e38cb8be1f08a65d31c8c4fb687d8315d6093074c074fb16c782ca57f9d0ec53464d91c0998d85f54fe58324c4

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\LP5gTMS8HdBzne1.exe

    Filesize

    766KB

    MD5

    eb843f08b06cc5bb0e8bbe9f8aaa0ba6

    SHA1

    0813518ec2daeb0a49d7ee2c9482150cc0eb1136

    SHA256

    1d94c27748e7d0dc5ffd03ae99acd9c30aaa8a6e91a66beab420650f9d6e4977

    SHA512

    48e3ec76eeb7a54d7ae467317d03ad5f073249e38cb8be1f08a65d31c8c4fb687d8315d6093074c074fb16c782ca57f9d0ec53464d91c0998d85f54fe58324c4

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\ULM6R8Mtsuj1pL.dll

    Filesize

    549KB

    MD5

    aa482eddd64245769b9350f18fb48387

    SHA1

    0a78b93b628153ba6c133d3de6c2c28570822b20

    SHA256

    fb4f5650fed042fc66d19ff0e6126fca8e078542820c24d21fdefb561a55bee8

    SHA512

    849c02dae5ffd6bb2cec1f6927988ecbb536bb879063efdebaf687ee655e9af21d16d3eb12308f470d50d50edc86c7e93901ad77a05ac19d9f1219098b711120

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\ULM6R8Mtsuj1pL.tlb

    Filesize

    3KB

    MD5

    cf57859d4870e1907e52503d4ffcbb7c

    SHA1

    fb0b87195347f8274e3fa046e0a34c3e57ff1e35

    SHA256

    273641220fdd65602a2c7034d5365af6fae6fdf5dd78a3f9a0d7c773f4ee7e40

    SHA512

    955523e6e85438857bddcb7be29f675643855f28ef3600e8b93e6dbb94c5ae961c0dd0f68cb2ae351df52843ccdf919aeb2b62be711180379617fa9b9463f394

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\ULM6R8Mtsuj1pL.x64.dll

    Filesize

    681KB

    MD5

    e9475db8431e218fb9e93001a029d450

    SHA1

    65c9d72f51edaedad5ad5b644578f8f25da68bd0

    SHA256

    33a7d43f85d41bea61dd46a31d911f1762c945ca031e62d57195f50caa7eb8ea

    SHA512

    7d19e936ae4227c786dacda35a1bd4bd94a3147403ec04cc4d12ca4af2386e9cb17c6c3000e0360ea5d258ddd0a842d2044e80ddcce4d7117c2b94b0c43bdb11

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    26c09528aba59438f15813236e39ee3c

    SHA1

    af20def94bf9582e80f28c385ba9c8d2e0d97ee1

    SHA256

    ee9926b75793dcc4a67692942d76aca62ca48dba67fe13a93e971982cc92f3bf

    SHA512

    e131caad4c816f6012824c098649e7d00c344ca11c8860db94caf597a7bb8552d561e8059b344ec219d6f1ab14c55a30022b0f6a9d102750ec70166ddd1738be

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    6d76e612ec846aa9a76852420e475e87

    SHA1

    c0066432a2f105df9f2da14b5d21825579791c4e

    SHA256

    d6d8274884edc92f6d49ca9347840b9dee9ef57a0fb7d97cd8d5d20c282a8c80

    SHA512

    a01772f37f73fb4203dd038fc04954a533137f9424053b5706cd41458a0f1d94e265d3f3b355d7cbe4642ae3c29aad2d322c4edc87955553a4e6eff32e6d20d9

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\[email protected]\install.rdf

    Filesize

    595B

    MD5

    71fc9470a0cdd9bac59806312fda38a4

    SHA1

    67200901bc7650018fdf2987fff7f83f025ad78b

    SHA256

    f1956f380a244fbdb0f21ea4ed312e30b8d1805615bbe81ef8255c3c7ca9994f

    SHA512

    c9818757c50bb3b2cd0c57e35a89ac044bae4bd8b11d7f507626fb678bf75837fc0af1f28e03f55139ce54e2592c39303ff148f17c17ec7dcc2f3c9bd08ad990

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\amndmpbppcgnfgpjficpjodfaahiclpm\Y.js

    Filesize

    5KB

    MD5

    d316a5a02cfb72a24d658024edaee2a4

    SHA1

    6bf36ba943514687bc6f3e5d56c79bacef7a38cf

    SHA256

    e6e2f58fc929a70cebeb9c9f642f185d491d5d0064271d7c3f720ab7052f47a9

    SHA512

    b72b016b05aa7e3318c02ef57132b64791ba326e168ceb5f9a7de0b319395556d3b8c5b28dbba33f6aafacfcef4d75730359253a0343935ace7139ab8cd89735

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\amndmpbppcgnfgpjficpjodfaahiclpm\background.html

    Filesize

    138B

    MD5

    61cb784a05fb6984e0a2292c77f6690f

    SHA1

    22950ee3224377d39fc216eb1b107b667203e76f

    SHA256

    f4316aca0d838b45dbcf61c1a552c867f6a0de2c0ff4d13b784b24ad3460c211

    SHA512

    63511d1b432b1a84f3a22322fe957f23bbaa417bdf571e537ac71466a785bf9ca55972ee7348af619b368273086a11175b074f3fb7a6d0a47e6234051c65d494

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\amndmpbppcgnfgpjficpjodfaahiclpm\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\amndmpbppcgnfgpjficpjodfaahiclpm\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS696E.tmp\amndmpbppcgnfgpjficpjodfaahiclpm\manifest.json

    Filesize

    500B

    MD5

    42ad8c2c35ba378e4c3e4d31efb6836e

    SHA1

    6bedbcc63df1083fb52d0ebe24efd83deb83b039

    SHA256

    cb7c6dbac1cf8dfa625dca99bb3ed41860be7eca8b0cc6deee525a76051b9ebf

    SHA512

    abd4a8892dcd335fc61849afc1524cbd0d8a00ca9537d4b8612d133c673a39738708cadbf897aea3c84839de4dafc92e8b8ccce47fa8cfbd1c590711fdd39bdd

  • \Program Files (x86)\webasave\ULM6R8Mtsuj1pL.dll

    Filesize

    549KB

    MD5

    aa482eddd64245769b9350f18fb48387

    SHA1

    0a78b93b628153ba6c133d3de6c2c28570822b20

    SHA256

    fb4f5650fed042fc66d19ff0e6126fca8e078542820c24d21fdefb561a55bee8

    SHA512

    849c02dae5ffd6bb2cec1f6927988ecbb536bb879063efdebaf687ee655e9af21d16d3eb12308f470d50d50edc86c7e93901ad77a05ac19d9f1219098b711120

  • \Program Files (x86)\webasave\ULM6R8Mtsuj1pL.x64.dll

    Filesize

    681KB

    MD5

    e9475db8431e218fb9e93001a029d450

    SHA1

    65c9d72f51edaedad5ad5b644578f8f25da68bd0

    SHA256

    33a7d43f85d41bea61dd46a31d911f1762c945ca031e62d57195f50caa7eb8ea

    SHA512

    7d19e936ae4227c786dacda35a1bd4bd94a3147403ec04cc4d12ca4af2386e9cb17c6c3000e0360ea5d258ddd0a842d2044e80ddcce4d7117c2b94b0c43bdb11

  • \Program Files (x86)\webasave\ULM6R8Mtsuj1pL.x64.dll

    Filesize

    681KB

    MD5

    e9475db8431e218fb9e93001a029d450

    SHA1

    65c9d72f51edaedad5ad5b644578f8f25da68bd0

    SHA256

    33a7d43f85d41bea61dd46a31d911f1762c945ca031e62d57195f50caa7eb8ea

    SHA512

    7d19e936ae4227c786dacda35a1bd4bd94a3147403ec04cc4d12ca4af2386e9cb17c6c3000e0360ea5d258ddd0a842d2044e80ddcce4d7117c2b94b0c43bdb11

  • \Users\Admin\AppData\Local\Temp\7zS696E.tmp\LP5gTMS8HdBzne1.exe

    Filesize

    766KB

    MD5

    eb843f08b06cc5bb0e8bbe9f8aaa0ba6

    SHA1

    0813518ec2daeb0a49d7ee2c9482150cc0eb1136

    SHA256

    1d94c27748e7d0dc5ffd03ae99acd9c30aaa8a6e91a66beab420650f9d6e4977

    SHA512

    48e3ec76eeb7a54d7ae467317d03ad5f073249e38cb8be1f08a65d31c8c4fb687d8315d6093074c074fb16c782ca57f9d0ec53464d91c0998d85f54fe58324c4

  • memory/788-77-0x0000000000000000-mapping.dmp

  • memory/788-78-0x000007FEFB8B1000-0x000007FEFB8B3000-memory.dmp

    Filesize

    8KB

  • memory/1348-54-0x00000000750A1000-0x00000000750A3000-memory.dmp

    Filesize

    8KB

  • memory/1380-56-0x0000000000000000-mapping.dmp

  • memory/1780-73-0x0000000000000000-mapping.dmp