Analysis

  • max time kernel
    38s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 08:13

General

  • Target

    5308c57e134465b5d0ca9ff78f944fac324177fdd0b08b75a9775a8c2ad0bcd8.exe

  • Size

    931KB

  • MD5

    dde64746d41bb6e8591b4643fedbe8dd

  • SHA1

    2a6eb969cfdde8b27dfed8953aff6620508c63c7

  • SHA256

    5308c57e134465b5d0ca9ff78f944fac324177fdd0b08b75a9775a8c2ad0bcd8

  • SHA512

    200ceac83f13fddb989335b28bc0ae3c7b8f05166554a20190e64d9d4a4c494c4c5e01fffa496b1fa7c8b19c64fff7d8a2ac61defc96920b390c5b9f73575a42

  • SSDEEP

    24576:h1OYdaOskVkyMWSUbvCXEQKSqGv8VWumF6RmcJozyPvpf+:h1OsRMWyUQ+GUVFIcHPvpf+

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\5308c57e134465b5d0ca9ff78f944fac324177fdd0b08b75a9775a8c2ad0bcd8.exe
    "C:\Users\Admin\AppData\Local\Temp\5308c57e134465b5d0ca9ff78f944fac324177fdd0b08b75a9775a8c2ad0bcd8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\Ya6tzkmE5yt4mAs.exe
      .\Ya6tzkmE5yt4mAs.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1384

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\7zS60D6.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    3275f2ef0c2eb50e7c2f840943c8b7ba

    SHA1

    b0f7f9c7f45af2d11c5994300b93e77de7d7ad1b

    SHA256

    8ea63014d6b6da3c23ffd708bdc03373a2ee19c33265b228539d083273a4b266

    SHA512

    2440138f0960858fc619a272c79a9b6d9fdf708e57629faff4a09b896f4c617065d52f52e747a2b5cc7c9bb79612bfcd69a8b1af11e4b902ec21938fe7c7d1f0

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\[email protected]\content\bg.js
    Filesize

    9KB

    MD5

    ee0a0a313cc2295a88e0ba98c5458350

    SHA1

    4130a0069bc2aa1b6adbdad8676b4d53573662ad

    SHA256

    304850e36d73f38d113f0aa69cafc68ebd476fe5ebd7f90c2b8099d23cc97866

    SHA512

    2df2d14519f18bc273f805d01d7c2dac900dc3b8b3eca89b2e0e848bfef0aeb89ee587a9382172cf7ffda71fba385074756123b325bc82da42c84e6cfe95328d

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\[email protected]\install.rdf
    Filesize

    592B

    MD5

    322f098ec42f54409229bbcd267bca32

    SHA1

    c2b694fe721d8e1f08593f649eda7bad5e7f8682

    SHA256

    0b160a4898705080843d1c0d8eda5c605c421e91d1ec5511e7d08e20d06a1141

    SHA512

    cb9cfc6e88ea98492ed664202c80389fb2b47a85334d778d0ed18c4ad5cc09837225239042f95267a3da408d92cea6b5bfb6edb9a9093b02e4cd6255e72aa9da

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\Ya6tzkmE5yt4mAs.dat
    Filesize

    1KB

    MD5

    5eb524d584fd9fdd4a4df6296751a4b5

    SHA1

    16572ca0dd2ebe0bd193f1ce39f939411670f302

    SHA256

    41a0f4ea2e667359ab67028fd599137cea4b4af4ef2f87113576e0bfdf0b7241

    SHA512

    8897b98dae9396770935e9d2386b870c7d7c4bdeff8f5ff9d81102640aecb9f138a88a757b6ecc45749bfffc6bdd77d4a22ce0af4d25fc37b921eb0c12df9db3

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\Ya6tzkmE5yt4mAs.exe
    Filesize

    771KB

    MD5

    e8ef8ed232808bfa240b33b376bb74a8

    SHA1

    b7ebfbda42fb24594210d3f97921c5b33b88585d

    SHA256

    a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

    SHA512

    24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\gjppkpajiikoghmmndnbfpjlojmemfpj\JbjOlSzX.js
    Filesize

    6KB

    MD5

    b0de1c6dbf8d5d2147fa989367b8ddd3

    SHA1

    52ad8e5f806be19b6c7a0aa808f5497b92de9f12

    SHA256

    172ec64c8e409adc07f88430ac9e82829b50a43a3e00194e821b3342161444a9

    SHA512

    f8d55cc03c8aec193cac760af548349bf98b01cc8a4952f038f9f2f8a96ec3eed67c1d5a056b5043f4a665840ca7c899ef9bb38bd8f060a410d874f1353ce8c2

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\gjppkpajiikoghmmndnbfpjlojmemfpj\background.html
    Filesize

    145B

    MD5

    42b219b7e41e19f84aefb7121e3d5082

    SHA1

    3e75d968330b4333bb7e45f7665dc2da4f07c6f9

    SHA256

    c61594cc080b1933a216f25423633a01dd8a9f1a8e83976d768473fe0fb1af5d

    SHA512

    9958ab506da7275c9e3acb0f2efbbe679182b297d27033614009700d8c155a0493196a26e7f39b5b043733b6788ff0ce028288a2be3ff3a16b0ecba5d0859862

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\gjppkpajiikoghmmndnbfpjlojmemfpj\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\gjppkpajiikoghmmndnbfpjlojmemfpj\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS60D6.tmp\gjppkpajiikoghmmndnbfpjlojmemfpj\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS60D6.tmp\Ya6tzkmE5yt4mAs.exe
    Filesize

    771KB

    MD5

    e8ef8ed232808bfa240b33b376bb74a8

    SHA1

    b7ebfbda42fb24594210d3f97921c5b33b88585d

    SHA256

    a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9

    SHA512

    24a4de7ba07c5712a94cb8334764b6d23799dc4bb7153acf4eb7289ec4577b79bc9bf4adf6e0c65b13441d7783314ec4d9a13a61cf447124c43c44ff55fa8ef8

  • memory/1248-54-0x0000000075351000-0x0000000075353000-memory.dmp
    Filesize

    8KB

  • memory/1384-56-0x0000000000000000-mapping.dmp