Analysis

  • max time kernel
    16s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:44

General

  • Target

    c1d463ea0d85ba0f4bfbd6b0a25bf20b330ef0814490921f8c2d1c05eaaf9d53.exe

  • Size

    920KB

  • MD5

    e223b73bd9b16247bb62af4e8a593ecd

  • SHA1

    bc6b738d6a8858f845163c5cf17a798b1b9f65b8

  • SHA256

    c1d463ea0d85ba0f4bfbd6b0a25bf20b330ef0814490921f8c2d1c05eaaf9d53

  • SHA512

    ed31ddf05c2aa13843500c10316c1923bb36c2cd06d8b77272d3ac3e8ca7b953ed33433293c47cd608b2ec70b2c6eb466a4a644d07dc2c5511d8367db2a0057f

  • SSDEEP

    24576:h1OYdaOZMtdHAqcdDVhYwiei7+EpFAh/kK7:h1OsQPHVmVhYwiLtKkK7

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\c1d463ea0d85ba0f4bfbd6b0a25bf20b330ef0814490921f8c2d1c05eaaf9d53.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d463ea0d85ba0f4bfbd6b0a25bf20b330ef0814490921f8c2d1c05eaaf9d53.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\J73NHc32Iqb5A8q.exe
      .\J73NHc32Iqb5A8q.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1256

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\7zSA758.tmp\J73NHc32Iqb5A8q.dat
    Filesize

    1KB

    MD5

    2c59cb09ab98d244b23e6624da475aff

    SHA1

    5750a0a0602d6b147ca865c358b7066df756b215

    SHA256

    01f401502cabb33a2c7af2ca6cddce33cb52ab98a1dd856ebf9a577507f23464

    SHA512

    8b828306f6b5fd9265e79c98eae14e07907c8dbf278f292bf15cfccfd9f9f04cb45e572c14a41c81ef28deb368e8a412d190c1759556d0b74c8bd7a8de3e5428

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\J73NHc32Iqb5A8q.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\ponamifllkiknpalipdddnbgaffdcnem\background.html
    Filesize

    142B

    MD5

    d509716b312ed042eed45c6e5e6a0e1c

    SHA1

    8e0a41c6bb062623e489f282cb32d23dd8845b91

    SHA256

    b3d3d99f40a92b787ab4823202ed559b2e78a5467f7d8b738688fdd6694fd30c

    SHA512

    85006acd4d8bfa0acd6ca2fc493426a37e137c9fe3563fa6631805d5e46e23b49250b433a87aa31c1724fbe7c9c71e25a08d8c9f6a7301dbecccac8dba9b1e7a

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\ponamifllkiknpalipdddnbgaffdcnem\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\ponamifllkiknpalipdddnbgaffdcnem\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\ponamifllkiknpalipdddnbgaffdcnem\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\ponamifllkiknpalipdddnbgaffdcnem\r9k7u.js
    Filesize

    6KB

    MD5

    498108a173c7eef1bc97dd78c823a7e3

    SHA1

    5232b97681f01d0c8fef3104ef1e0e1dc2311ecc

    SHA256

    0107f09c3a178a32afcff615384cc576a569adf347e3059ecc524bad779e6fb5

    SHA512

    4dcf02a5248fbc910014b155d69be57176b86ae4f91e11d5653f065dd485829da44ea95e86246e17cd85452c2b6fb41749f428714f60df6279bd170556d070ab

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\tyPBcsn@1.edu\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\tyPBcsn@1.edu\chrome.manifest
    Filesize

    35B

    MD5

    e21d791ecf7e3eaea86e4c153b9da552

    SHA1

    7df60815860044bb0301c45b658d19449ade41a9

    SHA256

    ed757c20a652630b3bb3fe6e7d212e5cc280e7c9986e71c89f42e27f5c90c920

    SHA512

    525238d859c05af855742c90280c4246b1f41d8d7e4dc30e24c47f6139fa8cecd5a4b0dd3af343e20e6c6e0811fbc0fdf8fd8774628b379ed1e4160bacb4e91a

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\tyPBcsn@1.edu\content\bg.js
    Filesize

    8KB

    MD5

    b99b0ce11c1e93d261b65011608286e0

    SHA1

    ac57f7eec5cf1585bf21dc02b9c461d7e7d635d8

    SHA256

    4ebde33dd65ec1812d0379e3e3305ff97bee23f631d7260ffe05ec1f8af0f6fc

    SHA512

    42809603e0d5931ecc3e0817ce8ae5620f0f806fc96e572358825d6886879a451aeb1c16c3c12dc499872e21859821cbc8bdb61b834a72733a3430aac54667ed

  • C:\Users\Admin\AppData\Local\Temp\7zSA758.tmp\tyPBcsn@1.edu\install.rdf
    Filesize

    595B

    MD5

    81c9355dbad3f8cfb2d25d184232d1cb

    SHA1

    7071d442b702e37a74404a55ce2434e2c8b4be63

    SHA256

    f4bc906b00fea82b80ecaea9228ed844d6fb17c74cf21bfc31d227805e4354d1

    SHA512

    f812ff219127cd5e259f39e90ad0ef7edbd7d82eadef686de4f1067ff262eb7c661c67090c91f881c2a0f9e9dcac062676d61bb3f462629fe1f6c09308e69d8e

  • \Users\Admin\AppData\Local\Temp\7zSA758.tmp\J73NHc32Iqb5A8q.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1256-56-0x0000000000000000-mapping.dmp
  • memory/1396-54-0x0000000075BE1000-0x0000000075BE3000-memory.dmp
    Filesize

    8KB