Analysis

  • max time kernel
    41s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:43

General

  • Target

    c1fd35ef4e7452208708598c89931e2163843abbde5f27650038a45e7b03e238.exe

  • Size

    931KB

  • MD5

    6cf8a0b123d6664144b26eea67655bfc

  • SHA1

    83d83375c04be56887b68de846454e201a1973b3

  • SHA256

    c1fd35ef4e7452208708598c89931e2163843abbde5f27650038a45e7b03e238

  • SHA512

    09863dc9ecadfdab09d8d60de0497243a661ce76049da70f169cdbf3f099f9b427166d0781949bd6dff10324a775dd761b6e82441b2b36e7aba131350d89e78c

  • SSDEEP

    24576:h1OYdaOfCZ/iWCvu/2sWsJA/jlt+DHhs4:h1OsNCpYO/dJJDHhs4

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\c1fd35ef4e7452208708598c89931e2163843abbde5f27650038a45e7b03e238.exe
    "C:\Users\Admin\AppData\Local\Temp\c1fd35ef4e7452208708598c89931e2163843abbde5f27650038a45e7b03e238.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\Zg8gnKaogsIzaja.exe
      .\Zg8gnKaogsIzaja.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:608

Network

MITRE ATT&CK Matrix ATT&CK v6

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:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\Zg8gnKaogsIzaja.dat
    Filesize

    1KB

    MD5

    93c3f356d1f66860529b4ad1f7d00aed

    SHA1

    98ddbb997262c60ae597cc86ab19bdd087eb4081

    SHA256

    d27fd41a4886e4c7c415bd3b36ae8e62683c9c12b93cd28f70bc67d7b4ab16ba

    SHA512

    ddb628d3632fc74c1af80451ff68d02f5464268689650b6e2659fb4974a12b44a188c1cecf7ef4366f6da9f93b9593f66aff01ebe4dafccefb00da06d35485d4

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\Zg8gnKaogsIzaja.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\inenhbmioenoceecoagkbodnokdigpno\background.html
    Filesize

    142B

    MD5

    d6be5d92deab0a018f40d4a002cb25b0

    SHA1

    bc99fba832e00cf0476eec80daa98283f057cd3a

    SHA256

    a8db77ce86f78afa8217fb3d1785b2e7f1b506953a74fe49b568ddbcbe15d64e

    SHA512

    11206d833abe3533bfa9ef075a99b5379a51e80993d6156cd476d93a97e42ca4b1dcc3489b774326e6da0fbd18bc8422ab8d25b8db8aedb411ed987c5c47b4f8

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\inenhbmioenoceecoagkbodnokdigpno\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\inenhbmioenoceecoagkbodnokdigpno\lCMgl.js
    Filesize

    6KB

    MD5

    40f367520efa376ac7aa44b32622f46e

    SHA1

    def1e5f845b88289e7dfad7bd846ba53bac45244

    SHA256

    322d76c96d2965b3f78d59bf68adfcf068522b5dfd3c89a5f6c57ea35bf23d47

    SHA512

    85df9eac5a94058b4809d657cf122ad71e7cc391683e24bc4b9f0960b3ddb681150f42528484f24ae13f5f4214409665928e5ad4e76dac6a3c0e649813b2f34e

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\inenhbmioenoceecoagkbodnokdigpno\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\inenhbmioenoceecoagkbodnokdigpno\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\lZ1@87.edu\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\lZ1@87.edu\chrome.manifest
    Filesize

    35B

    MD5

    d8da4da47c5ada5314a4d28662c72446

    SHA1

    0ad7329165b82d3c26230ece603a9dd48217997f

    SHA256

    b086b1f2f4b0b19859f88476cbf792cdb71d6b3957a75c20570f6236f73a576a

    SHA512

    c8bfc090c532d397cd80bd162229224babecd66d2ec2010fc7ef926dd89f71666171ad17c28862dce3d0ae02fc7dee2a0e927d0daa1e3c2d983e8c26c3c62b7e

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\lZ1@87.edu\content\bg.js
    Filesize

    8KB

    MD5

    1985d77b3621b8bcb9dd0f6995a70f32

    SHA1

    8121fad9b78f83c3bd1e26d3ef774b2e97d9bb2e

    SHA256

    275ef98611e8fb2dd3fc4d372fbeb9f5669869fd56a3dc2df53a8da758c104b1

    SHA512

    09bfafda3a21203307ead48a267185725d5cc75438cebbd7cb1b3d3c3245825257f2f44e2f85ddf36266a4a701ed0be04bd84ea2b9a5e9d1f37e39ffbbca804a

  • C:\Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\lZ1@87.edu\install.rdf
    Filesize

    592B

    MD5

    c8bf707da92ac6a43a8a30c8ee54077f

    SHA1

    da3da3401efed745b459177e8ef87962b477aaf7

    SHA256

    0e284d22b4b5c28d705ea345ad29a4da3e72119cb88916eedb7701d9f6aa8b72

    SHA512

    7fdcaacbbb697dac01ce867d90402b04bac2a13c59e97ecb2f45dd94fdae80a1f5dcbd3082c68c6590450f09026cfa6dd76e7ecc0403fc8234c4a97cda83455e

  • \Users\Admin\AppData\Local\Temp\7zSE8AB.tmp\Zg8gnKaogsIzaja.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/608-56-0x0000000000000000-mapping.dmp
  • memory/1280-54-0x0000000075811000-0x0000000075813000-memory.dmp
    Filesize

    8KB