Analysis

  • max time kernel
    36s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:25

General

  • Target

    fe49a1ff228a550fea728d81109c9f38755726eb64b12cba9414801bc63d9799.exe

  • Size

    920KB

  • MD5

    970bda8761d5797b6253636e80e5c052

  • SHA1

    7b50ba969dbc1ebd5ce67959e75879031cae7741

  • SHA256

    fe49a1ff228a550fea728d81109c9f38755726eb64b12cba9414801bc63d9799

  • SHA512

    d0aa53474f3b46a6d5c47115cedaf84db016280742e07dff5e7afc0d7b6804fc6fdd78e4eac8b9d4b06d7bb23e862d200a98215b4666547ca513bff7e512ed99

  • SSDEEP

    24576:h1OYdaO1MtdHAqcdDVhYwiei7+EpFAh/kKm:h1OsoPHVmVhYwiLtKkKm

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\fe49a1ff228a550fea728d81109c9f38755726eb64b12cba9414801bc63d9799.exe
    "C:\Users\Admin\AppData\Local\Temp\fe49a1ff228a550fea728d81109c9f38755726eb64b12cba9414801bc63d9799.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jBZmAsr7XoiqmCL.exe
      .\jBZmAsr7XoiqmCL.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1272

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    9f611efe4a79ffdfef0839bfed8ee1b8

    SHA1

    f31a34499e9dbc948e41acdb6d09431c9518fb68

    SHA256

    835295c59c12469533d6ab3e71d4afecd543741f60b19542defaa3ac0d94c868

    SHA512

    07b676b54e593cd02cc04c067963ef25fd6942a5b3399cb99f1faa86437094189c48c1f0636abf34ef677260cfa2b7d9408f0bf25050a69562b32e5c158911b0

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    97626aef2604d8b5fa3388a6242c57b4

    SHA1

    9d4365865e62ce53fce3b4a690d41cf300350d0e

    SHA256

    41cdae339283a3ca32d9f313f4a705da6ddaa9259835ade10f440d6604a601d6

    SHA512

    809f3910fd9fdb744c2bf9acc23c8b453103e955b848d54f56f6a16a74064dbe767f438d4b6b5af3d6c9d7110338bea710cd89f5cb2a2b47f1e42eefe7c0da53

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\[email protected]\install.rdf

    Filesize

    594B

    MD5

    0306c39ab9b11f141a2e45cd73cb4953

    SHA1

    bda837abc8606ba7830a957a0193877db17e2c3b

    SHA256

    5c82a2f8a03c68ca85ab6ee4ae6e0909483fb7291e64ecff6088bb4ade84a4b4

    SHA512

    f2ac7c619b52f63bb2dc8c96d35d678a469c5c6600002a42922760060ab36f34a06162323c1c5b1f00e1435748625b382cb271f1fb287bbbd879a8a5433870c6

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jBZmAsr7XoiqmCL.dat

    Filesize

    1KB

    MD5

    e1c46c5a83a6b6da9f71711f89daad93

    SHA1

    bba339e069907426cfb001f4327683fda4ff9a1c

    SHA256

    b2f60cabe6c3291f19f1fdc2874577ceb3f96a04e0ae33febc802ba3ae19a7e9

    SHA512

    dfbc933852a33068635cb60260ce0b4d57fe8491a877613192f5e58ef78a31d1d1a805de75bd218ce30fffbb9b3c1d8d494864994d84888a5986f6b6ce48193c

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jBZmAsr7XoiqmCL.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jgfbekfegncnhmnpcmmphjhlgojfmbpc\AvAn4Fab3.js

    Filesize

    6KB

    MD5

    490d747efbed10c092fe711a00054a06

    SHA1

    f6f79ee07fbd86be8cf6f433bff5c7a2bcbdff8b

    SHA256

    c5f59ce228c1a9d2a958cef8f719698c58a8fcd579921e47f7c5e419d61a536a

    SHA512

    28b962632be3487f848f74c51235a4189b6a49cc07abb70fc4a56adc25b89c706f4580e548ac523ce6ddfcfe548df6f407325e94b183fa04763a7da369549229

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jgfbekfegncnhmnpcmmphjhlgojfmbpc\background.html

    Filesize

    146B

    MD5

    ff022c8b838db411358ef075305d1583

    SHA1

    7e2eb3d10d482da48ad536cd08ae59a14119850d

    SHA256

    0272b5386831b422ef62f8f6888c72953596385fe765932d2891719afaf2a1e0

    SHA512

    2f993470c1a9338cf74979b8a17af08fb6aa2f16c9b1b7679a82fc03df8173d87329304bd577bcfaf8ce3e3c1776eef114cc6c70c254a247a64d9b814d38372d

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jgfbekfegncnhmnpcmmphjhlgojfmbpc\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jgfbekfegncnhmnpcmmphjhlgojfmbpc\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSB67.tmp\jgfbekfegncnhmnpcmmphjhlgojfmbpc\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zSB67.tmp\jBZmAsr7XoiqmCL.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1272-56-0x0000000000000000-mapping.dmp

  • memory/1772-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

    Filesize

    8KB