Analysis

  • max time kernel
    118s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:34

General

  • Target

    c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe

  • Size

    920KB

  • MD5

    6f2b1d07deeb042138f4b2fe89827d86

  • SHA1

    43695afc422f78b04f55d21ade4ab86e738988ec

  • SHA256

    c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa

  • SHA512

    d76d6e4061543300ce54a0946a03c8de1b258918bb6bffb24ca24b5f144697c7ce84afe488467bcca38f18e51e80afb57384378ab468d862653f4d25b6f64632

  • SSDEEP

    24576:h1OYdaOPMtdHAqcdDVhYwiei7+EpFAh/kKW:h1OsaPHVmVhYwiLtKkKW

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\c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe
    "C:\Users\Admin\AppData\Local\Temp\c4ecca8da0d38f88ab92ae66f9a3217e070bd32edef232434d96fcbc1ee87bfa.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\W4HTaEvy52pa2Vz.exe
      .\W4HTaEvy52pa2Vz.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1340

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\W4HTaEvy52pa2Vz.dat

    Filesize

    1KB

    MD5

    a5b6601724ff5956133eeadf3332d559

    SHA1

    585b9ae8b2d02da19b6817d74d41569dd299fc46

    SHA256

    2e5428038d04e8837a665dca1c20bc63209b83c7a7fa1e1e430c699ea7f5c128

    SHA512

    0a501e6eb62c55d9a60b88f8fd4846d28f4892122e6b59cae9efe2334b244364b15c85cee96ef7d0f345d56f71b4b05d4c6477b13cb623d641f9da94817a64a3

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\W4HTaEvy52pa2Vz.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    dd26aeda0c434402f8f513fb7102ea65

    SHA1

    70062fb9891e799922e994abaedcf350961decce

    SHA256

    6475b2c736cb6afd2b4f42a65c7bd44ddd7843fa86a36470e44c38c51eb438bd

    SHA512

    08ef9bf984d8ac4d7b4dba972614f235027a80678c9e9790ab69ec7c88717414b57079881403c0208715779652fe3782b4c3bbd2d3087d75a28f86f0766c4240

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    28f3555db3ada01c5263c1d1ec7b2728

    SHA1

    9ff96d976455a504aaff90fab205f89cd8729869

    SHA256

    39ca099dc5eb237108409b7db6e16732de233960e93fc6bf41d80c37d63f026d

    SHA512

    7dc7bca48478a41ee26bf363ebd2405b0dff4c8658daa380d49242a2012276644a74d553eebf14f4d7cbd6297e10b8d9c0789938978ea7c2623776d12c3d8e28

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\[email protected]\install.rdf

    Filesize

    596B

    MD5

    2df53cc16cd9b90ac6f39fbf3879c858

    SHA1

    67552ee488b68f87e4da21e0fc30083d3f988296

    SHA256

    29634ec48288b79aab2f0292dc1e7543b53744e49e9a84ad71cb06389d0b83a4

    SHA512

    d3f69bafadbe46ba6b9ab021bf7259dece4bee248347d151de767c1412bd5f917881b960884a8b33cd333872f9f0c2f018744118e89736791447fc60cd03da12

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\ojgppbdippofmcomebljdjebjgmlifhk\O.js

    Filesize

    6KB

    MD5

    e23b25d5da4a92fd50dcdbaf1f3d7ec4

    SHA1

    559fbdceb8839dcc682b8532b3be130d110f5151

    SHA256

    e36e2855c53cda721eaa70b68d2ddebd44628f4feeeff5b2e6aa0a39b6f750b7

    SHA512

    c6f9e5cd1dcdc85532904255bda08dcec4740c6b4db5acdd0df5b8ab0ec86423990588266e9e2778cc334dbde3f9785eabec8c3adc122f1210e657429f62c6cf

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\ojgppbdippofmcomebljdjebjgmlifhk\background.html

    Filesize

    138B

    MD5

    431e9f60fcbaa4666cec92a75daa0e52

    SHA1

    0adfce166a566c89de7362a774fba64b90fea747

    SHA256

    c68836141f9a464ae5d1aad344d7c16b0af1a47ef179ae2b50e30de2fddb2fcf

    SHA512

    46c8ad2c9af194010250f98f27704fb1a9d2aca4964f70585593c46310d2f178105e70962e3cfa3a1811e427109766ccd5fca72259171aa567e9f57ab5e6babf

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\ojgppbdippofmcomebljdjebjgmlifhk\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\ojgppbdippofmcomebljdjebjgmlifhk\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS3F04.tmp\ojgppbdippofmcomebljdjebjgmlifhk\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS3F04.tmp\W4HTaEvy52pa2Vz.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1340-56-0x0000000000000000-mapping.dmp

  • memory/1720-54-0x00000000763D1000-0x00000000763D3000-memory.dmp

    Filesize

    8KB