Analysis

  • max time kernel
    34s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:40

General

  • Target

    c32675e15ce6f513352a4453222096f913d565b5f3a83647d1f25dca673691e9.exe

  • Size

    920KB

  • MD5

    31f9d23e6d43bd7e6bf54dd27a80315c

  • SHA1

    4145366c0dbd955dbaf20479881a5376a2397fe5

  • SHA256

    c32675e15ce6f513352a4453222096f913d565b5f3a83647d1f25dca673691e9

  • SHA512

    bedaf05291cbd592d535fcab3769a5320a36dd8e4953b09344c076f78b7e4d586a0d91f8aa9524945d8ead98222ee3f29956c86fdb101c69c13449925c9f86f2

  • SSDEEP

    24576:h1OYdaOMMtdHAqcdDVhYwiei7+EpFAh/kKO:h1OsdPHVmVhYwiLtKkKO

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\c32675e15ce6f513352a4453222096f913d565b5f3a83647d1f25dca673691e9.exe
    "C:\Users\Admin\AppData\Local\Temp\c32675e15ce6f513352a4453222096f913d565b5f3a83647d1f25dca673691e9.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\yGVb2PRv5DQWT6V.exe
      .\yGVb2PRv5DQWT6V.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1964

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\7zS7D0D.tmp\VRlN@gbh8k.edu\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\VRlN@gbh8k.edu\chrome.manifest
    Filesize

    35B

    MD5

    6ceaad3acae03405862758f8e98a27eb

    SHA1

    1392d38c2ae9d911b89e466f1b2f5df0be0e263d

    SHA256

    37cf8a79de80d0f86b3a4657ff372c2a4ea3f69dcfc25c82e7c5ca81acb254b5

    SHA512

    c9e2bf4ced36965e7bfb634808a7ff78e739a58814ce447b4d7395153dc09c5f90d0bad2ddcc383ee0400b87925317feb82220a2b38d50ea9c7a6c917c3fbedd

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\VRlN@gbh8k.edu\content\bg.js
    Filesize

    8KB

    MD5

    8eb6f1d3988d5b7545a2acfcfca451c8

    SHA1

    8c1473f31f60b9ebbf5ca819df908c59cb21c15c

    SHA256

    f4e0d42e859b807570a6334a5412292b9c14b998635cde70e1e6fed4e4bbcff4

    SHA512

    449169d07dcc9e64f2bde722ea054da7cff4d6c91e8754321c72afe1210100c65f4bda32b993d6dfdae4a5c5bd629fc104dea1947fc2009110450abed6bd1b90

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\VRlN@gbh8k.edu\install.rdf
    Filesize

    596B

    MD5

    2f24b29dfa0e50045db426e67c4d8f0c

    SHA1

    44c02be6197005e2bf40ad1e2968184c30b906fd

    SHA256

    5d87653392344d500a9547f4c0160bc065b63a6b521f6ab6a3b5a63b680e36d6

    SHA512

    910844ea5facec4ae4e7a2ef875ebec16555dad236f3058098d185687aeceb8d2210d36643f1fc68669655e0132c2eab5c2ccd5ed84fc391a979e78d0961d44f

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\lanihndcachnfkjdooidkkhieddhchlc\VKqB73s2.js
    Filesize

    6KB

    MD5

    b23e260db734778de95a8ee29a6a3555

    SHA1

    2518b2be09b97e469b858cf288095dc1dd2b69ad

    SHA256

    967794345b556e84234386da86c4400dc4ace2787fc54d7fbf7c2ff86c59778e

    SHA512

    5e038992c1c52e16921f6d992ea7b0ef827344294ed19d21fc2e4dd467ea94475e87767c7dfbea4e6232068861d30e1209eb1e0c0297941ddf8ef141e1a5f35a

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\lanihndcachnfkjdooidkkhieddhchlc\background.html
    Filesize

    145B

    MD5

    c09308dafe7f222af3786727a836d48c

    SHA1

    3032827a3b3a6a01131ef4b46839e3be5d9afeeb

    SHA256

    e08fe0e932e0fa872c443a610150f005dba52813ddc5f32cadda1dcabd0ab9ab

    SHA512

    d8a193f7bcd2ad68ec9efcf6b3657c93e15f27d131bc9cc9039676f8ef7117088bbbc034a5ade5a0f4d188ed773693d9a07bbec7c73f58d10cc70c1c5c20b47b

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\lanihndcachnfkjdooidkkhieddhchlc\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\lanihndcachnfkjdooidkkhieddhchlc\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\lanihndcachnfkjdooidkkhieddhchlc\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\yGVb2PRv5DQWT6V.dat
    Filesize

    1KB

    MD5

    db5f2ca855f91a7fc281fcf794df595e

    SHA1

    a0f1e4fd4ab9c9401d4cb042ba91c920d04c2277

    SHA256

    c424e615d3484daaade00ac61bce8dc41d25b7ccb4a3560bc1977cdc444827ff

    SHA512

    68a15535f1502007743fbfe7374d044fdb4b8f675658825ea0e8aedcd88891ba5833455cb1129291aea3ccbf9ce7792cc31eaf8832785f32488b0db9f1e29bd4

  • C:\Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\yGVb2PRv5DQWT6V.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zS7D0D.tmp\yGVb2PRv5DQWT6V.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1160-54-0x0000000075A91000-0x0000000075A93000-memory.dmp
    Filesize

    8KB

  • memory/1964-56-0x0000000000000000-mapping.dmp