Analysis

  • max time kernel
    3s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 01:55

General

  • Target

    4a53797e2b6a6e398c9870579a93a735fb9663d312cfd4e9bd141ed9e4085e0a.exe

  • Size

    919KB

  • MD5

    46b428b95be8fefc45bdb899150c7e3c

  • SHA1

    595fd5885c6cc276de864f34ed31d20751e3de1c

  • SHA256

    4a53797e2b6a6e398c9870579a93a735fb9663d312cfd4e9bd141ed9e4085e0a

  • SHA512

    2ea7947a532d1c43b9866baea3df1cb8ad70036ff9480054609836dfc03f450afce805fdaae94fc5b09978fbca8bc91f31afed79b60c22886f7597b86d4e696c

  • SSDEEP

    24576:h1OYdaO5MtdHAqcdDVhYwiei7+EpFAh/kKr:h1OsQPHVmVhYwiLtKkKr

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\4a53797e2b6a6e398c9870579a93a735fb9663d312cfd4e9bd141ed9e4085e0a.exe
    "C:\Users\Admin\AppData\Local\Temp\4a53797e2b6a6e398c9870579a93a735fb9663d312cfd4e9bd141ed9e4085e0a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\uTn5XnXX4tusVYq.exe
      .\uTn5XnXX4tusVYq.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1728

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\7zSB29.tmp\apoomfgddogcinpfgokhfdnfcbbfiomp\NKEnIFr.js
    Filesize

    6KB

    MD5

    986d082e87c47637023f08851bd6ebcd

    SHA1

    81b39c916af6767e40f973b7ec5f6e01ffc60c1a

    SHA256

    45271766634ee08817680bcb85b3137fedf617b40e1b1deaa311dc487d97a7e8

    SHA512

    34954b1dc1419d04c496b053409f41e37f3fff7451c1ae817e1396b8243e36f62849346b67d738155871e7dcd470670cd05f6ffa571054545ec1f397ea1e71ae

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\apoomfgddogcinpfgokhfdnfcbbfiomp\background.html
    Filesize

    144B

    MD5

    3c27f4732556ce538d9548bb1bd409e4

    SHA1

    cdf25b84a9ffd5cbfb4db4be15559e2c7e5b3e70

    SHA256

    d9cb583eaa29b9e0ff6cb86c034dc26130d67934f12d964b52b99153e7922719

    SHA512

    7a4f4347a75c99edd0de7699402b21895afd0151931bf30c319c84105adf3dda39abb017698dca0a48493a83d5c2eb7b5b413cb9457ac556cef991e6a9a72908

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\apoomfgddogcinpfgokhfdnfcbbfiomp\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\apoomfgddogcinpfgokhfdnfcbbfiomp\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\apoomfgddogcinpfgokhfdnfcbbfiomp\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    1a1db061177e493b67258eded483bc2b

    SHA1

    a377e8788e11c78f2fdaae35b3f406c11a737dc5

    SHA256

    58b0d322c8d033fe370969833159494e2afd5da243368a43c31637be28f835f5

    SHA512

    d4997864683e62cbe2bbd01d0c5d5fa7706bc691f286b715d2052d7032dc9cf5cd139025513f36a51fdfb9d62a85ab7233eeabbf21c58da271234dc9119abb3c

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    709a4e53256128915fecc497ad4c8309

    SHA1

    150a3c5e51987df72d1acc03517a73c783daa539

    SHA256

    05797b3908ebda1d005037b4304ab9287843d7722801ce801c8ecdebbd7094a4

    SHA512

    1abd5908202072b432b8ee33f8f157ca078fb9e1414853a5cf8c1896e5ae0e473d82bebd367da4de0f7f65137d1421d5ba904c68815e9950437acb80c1e1ad68

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\[email protected]\install.rdf
    Filesize

    599B

    MD5

    b65092b4077fbe50d50bd6e5705040c5

    SHA1

    a5bc689c6e217e487082704c20ad64496a2dfc7b

    SHA256

    f0bc855eaa9ba18e2c54f94b6c7def3addc2a6d4806f9869eae366db365c9253

    SHA512

    e837eab71fe25ec24a01cb74f4fd6e987aa5572fe67aaf5f70ddbd337c04b640f1f5cd5dcab02b8f8523ac595aabff75d0c48bd27dfe9317e4db9db69b02b5a7

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\uTn5XnXX4tusVYq.dat
    Filesize

    1KB

    MD5

    1a4cbe738b3e0a821e6ff1f480435aa2

    SHA1

    c9700a00b73ec5e36b7b7afa73114d495235868d

    SHA256

    c3be2b57597cb8294b75b2fe0d825b75fc34a7104bc414b3c985ebd94c51a040

    SHA512

    08a4a83d8804b7f78c5f68f7c73e7110d094b07e081439a550356ddedda40754054022ffb01140852da3394d6dd08f313c9d457658e92ee372a031b2fb6f7b95

  • C:\Users\Admin\AppData\Local\Temp\7zSB29.tmp\uTn5XnXX4tusVYq.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zSB29.tmp\uTn5XnXX4tusVYq.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1084-54-0x0000000076401000-0x0000000076403000-memory.dmp
    Filesize

    8KB

  • memory/1728-56-0x0000000000000000-mapping.dmp