Analysis

  • max time kernel
    5s
  • max time network
    37s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 01:55

General

  • Target

    4a563e86ddcfd109932a5dd27c7b6d8bba4114cd33df9020b5279597843d6efa.exe

  • Size

    920KB

  • MD5

    6b0171de35b99908cf1cdb0923772c2d

  • SHA1

    f2a55f80e75e9859c8b39c6792bc64c74b1b3c9e

  • SHA256

    4a563e86ddcfd109932a5dd27c7b6d8bba4114cd33df9020b5279597843d6efa

  • SHA512

    a186bb8a2bebe0e712a93d1f19c71d966178331b24e28dd7200df61ad05f949dc90bf0a1bd5f9b518f1fa0902fdb66f91467ce5a0e69eb9f165137b1ea99fe1c

  • SSDEEP

    24576:h1OYdaOdMtdHAqcdDVhYwiei7+EpFAh/kK2:h1OsIPHVmVhYwiLtKkK2

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\4a563e86ddcfd109932a5dd27c7b6d8bba4114cd33df9020b5279597843d6efa.exe
    "C:\Users\Admin\AppData\Local\Temp\4a563e86ddcfd109932a5dd27c7b6d8bba4114cd33df9020b5279597843d6efa.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\xyr2WL67m9vxJud.exe
      .\xyr2WL67m9vxJud.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:316

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\7zS8AB3.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    7f24fa209363166ec0f48999a337ea80

    SHA1

    0bba703390e4e8ca07b12eb63365e19d936f3e55

    SHA256

    d99d2c07d79cbd2fca5a8d01cbda9b81acad6e1a83afc5046be02ddd20743176

    SHA512

    c304299b4a2cdb0f8246e7103492b87e87ca7a442a3ae5fc789918527b8a306a56408ed6b4f09ef7eee8f661e0e24dee467bfff00bf93f1b41d2e0fcec888f36

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    f7dd6093830fb97e3e0d7dea0b2986e4

    SHA1

    b1c213bfa098a60c47df8ee478a0151789aef6a3

    SHA256

    cfa87e6a13c578fd1942027879950823e5dffb8de9d1d32859473567fad80c80

    SHA512

    02673bdfe0ab11ff1b8db39db1f622b5d8fdf7f83ce198ebb59b5c575b6e32fd8a90dfb948e780951068547214cc0479564b6fcd8a15773bf5fe489e65016c53

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\[email protected]\install.rdf
    Filesize

    594B

    MD5

    84c8e2d3d10b8ea2b145db96139458c2

    SHA1

    b9972ff1adf8c0382ccd9f74fa935861a77a4772

    SHA256

    4f0042e6da84149280b31099fc8be88395a4c19e822ceae14926c66c96b1ff71

    SHA512

    4c1f286f0998c5b24b6050e22971c9ad1f522eb97d4786204e17fd58dd0fe2b5e156d218a7ebb327973b7720ebb78ed7bebb91bb1340fab18ed2b0496099bb52

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\eeiiolameapofplbapkljhgccpelgkbo\Rxhue.js
    Filesize

    6KB

    MD5

    533ae830f6be0122668d0f0db1ccde40

    SHA1

    3813f3bb9ebfe58c671d592f23ebf17fc4612410

    SHA256

    57084900d4431ed6a00babd32072153aada8f2c2f1f758ceb906abe97c22f630

    SHA512

    5af064eb8913d042149222bf70442cee717514c824f80ee8b13b01d8e5539cfb7f54ee4fbe854411b20a122355d81440a3b2690a2a075ace2fa6deb391b09e30

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\eeiiolameapofplbapkljhgccpelgkbo\background.html
    Filesize

    142B

    MD5

    954bec206d925c86e0fa3be20875dc44

    SHA1

    e5c5968700c62b8180601b0c4e2072e7ccc15998

    SHA256

    d4ecdf589b02561512310af4ea78eed1513b60542fb61650ade239b175ca2dfe

    SHA512

    f52453475ac53b46b6d805e6acd4fbfd1127913abf832af6825c67498d3a1a6b58c009b6808a612f9d294efdaed809c595246f7a42bd444499abac8b8379731a

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\eeiiolameapofplbapkljhgccpelgkbo\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\eeiiolameapofplbapkljhgccpelgkbo\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\eeiiolameapofplbapkljhgccpelgkbo\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\xyr2WL67m9vxJud.dat
    Filesize

    1KB

    MD5

    a76e22ecc8b1a15ae24816773827aa23

    SHA1

    1227ffd9a38e3ec67dd87055bd482c4a264f7d44

    SHA256

    df8fdc909dde062d555f6bd38dc0c794f3036ad89520bf2aff8664a06b312f41

    SHA512

    4619fc560e24c8351cb6d0aea576cce5391591f2eb71a25de96e791b0db3c6b48d8e3a600af5e1d7a6060bb6d36b466fdbbf25bc1fc7511ed3d59d936c768ec2

  • C:\Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\xyr2WL67m9vxJud.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zS8AB3.tmp\xyr2WL67m9vxJud.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/316-56-0x0000000000000000-mapping.dmp
  • memory/2016-54-0x0000000075891000-0x0000000075893000-memory.dmp
    Filesize

    8KB