Analysis

  • max time kernel
    235s
  • max time network
    336s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 11:25

General

  • Target

    8633f4087c21b59b6a1d2b11340d924b64589dd8711468f9294334ce6f5cf3b0.exe

  • Size

    931KB

  • MD5

    1da80fc0fdb390af283f5323aa33272c

  • SHA1

    ff9f7004abda089978bbe3193f96bd8a0cc67309

  • SHA256

    8633f4087c21b59b6a1d2b11340d924b64589dd8711468f9294334ce6f5cf3b0

  • SHA512

    3ecd07e5727b1f2de8808329b61e402c09432ebc13c72b84a4fb9d9bb4fc98f80b6ef2e2d975a4ed644904137acf7e09fd726d0cb4fc442de04b649bd0ec1fcd

  • SSDEEP

    24576:h1OYdaOwMWSUbvCXEQKSqGv8VWumF6RmcJozyPvpfF:h1OseMWyUQ+GUVFIcHPvpfF

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\8633f4087c21b59b6a1d2b11340d924b64589dd8711468f9294334ce6f5cf3b0.exe
    "C:\Users\Admin\AppData\Local\Temp\8633f4087c21b59b6a1d2b11340d924b64589dd8711468f9294334ce6f5cf3b0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\5bg0oqHMPT9C1o3.exe
      .\5bg0oqHMPT9C1o3.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1716

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\5bg0oqHMPT9C1o3.dat

    Filesize

    1KB

    MD5

    9e41f2382a73ea7c5a4740577b3731c4

    SHA1

    529b94fbc80390eabb61c66373ad8b3604e4a8ae

    SHA256

    31d88e01bf33357841c51c20ead1f596d91fa131e0353769dc30be11a28d9a0d

    SHA512

    e184b01aaa6637016bae3df6ffb8586507b72a80f973f55c7fb49da3314f21db3a12b07fdfbe438c4595331acd444fead932cf1adeb09d6c34e22e4de90e5745

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\5bg0oqHMPT9C1o3.exe

    Filesize

    771KB

    MD5

    e8ef8ed232808bfa240b33b376bb74a8

    SHA1

    b7ebfbda42fb24594210d3f97921c5b33b88585d

    SHA256

    a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

    SHA512

    24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    38a882a037640ab5f04fc8216fa106db

    SHA1

    416dd148c18d7603f37ddadba7dd4b1a4b52d621

    SHA256

    db98582bb492140068ad6c285ef1db68b4f6b5871c9c494549f7bc2c68e7184a

    SHA512

    b4aaaa6fec2ddbdf7a3b2fa439a2d9293f894163460fa76dc79d0b6a351187098061d95d67ffe7c3572fdcca2df5fb22ca37523c45a5ebb71817d8ae3440706e

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    7243d2aa059de98b96e38e9612a158c7

    SHA1

    47d3408a6fa60911bb57197fde530089612f452a

    SHA256

    12b22cc44700ef64c3dfcfb6fe92b48e65ab1752c53af3bbcf0f942b033b1356

    SHA512

    94c18477f49c3c4ab0e355d9913895b4d2457323af342075985ddab972be23e998720c2837ff97dbb299253bae877711c25066f3e17a750effac82a29972da04

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\[email protected]\install.rdf

    Filesize

    593B

    MD5

    58263e3b4fed02811bfaf6ffec0d6173

    SHA1

    4b9125055800f3e17a6b49a701c821966f8af455

    SHA256

    171098c47f776d0268e85afed3bd27d60b9785602580fb4e37feac309d286c26

    SHA512

    e0e69f45d694543af377a476a0b1718e4e51f3d0bf5fa6933b000d1c70306ec9a75513ab45de95f3c7c05290962067f7b6785795afc62e60c96c606678da43c2

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\fkfkpigpahlkochnolcbieppbghhpjla\MUxbhG.js

    Filesize

    6KB

    MD5

    f9aa56f8b2dc398ab9264fa61ef08709

    SHA1

    c9e4712322e017d8cf76e2f41693822623852b06

    SHA256

    77cf10ccccb12773f22d6491d6641ca399fe00d07c0c561c77650619d1fff3cb

    SHA512

    7db143ab107f9780b05e62d50f697c0836f0fb15ac708a26b45f32c4aa79cc235557e3c947bbf6866fe19307578efbf995fb75ebb1a18db383e773333bfc9788

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\fkfkpigpahlkochnolcbieppbghhpjla\background.html

    Filesize

    143B

    MD5

    fe3d65e704b81b68408d0ab80a0029ab

    SHA1

    d4ded830d89d6f16f2b66d37866ab566026095d6

    SHA256

    2dbfd172644c7644ca1982d8087f34f3e0837de765587a238244a188aeb30af8

    SHA512

    6a415a8ed6c2a193de699447c03276a26a73bbb82b947605ce3bd15357c3893be38c7fbf089f7f9c4e2406f5b0d98ac596f3e497bbc8b94ff01f4879e46fa461

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\fkfkpigpahlkochnolcbieppbghhpjla\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\fkfkpigpahlkochnolcbieppbghhpjla\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS1871.tmp\fkfkpigpahlkochnolcbieppbghhpjla\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS1871.tmp\5bg0oqHMPT9C1o3.exe

    Filesize

    771KB

    MD5

    e8ef8ed232808bfa240b33b376bb74a8

    SHA1

    b7ebfbda42fb24594210d3f97921c5b33b88585d

    SHA256

    a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

    SHA512

    24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

  • memory/580-54-0x0000000076D71000-0x0000000076D73000-memory.dmp

    Filesize

    8KB

  • memory/1716-56-0x0000000000000000-mapping.dmp