Analysis

  • max time kernel
    45s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:25

General

  • Target

    fe788c9e076bc1f9ca34854ea9d2ba780d510cb4c818a63f3ea1f35c3b733a5e.exe

  • Size

    2.5MB

  • MD5

    36e24fb8a3da88d15ebc915b62b036e9

  • SHA1

    6cf8518001c90ded1f254979b40408ea77bce7a7

  • SHA256

    fe788c9e076bc1f9ca34854ea9d2ba780d510cb4c818a63f3ea1f35c3b733a5e

  • SHA512

    ddeab7a5cccff5ecd56a50fcf07d41600868d030b74289e7dca02c6ce460bd5a036caf9fec17216db43e0ed0f9583c77c0ad96f223ab3c0c6abfa486c9656970

  • SSDEEP

    49152:h1OsEPHVmVhYwiLtKkKyW4nFU0I+NP/f7I3lMOaYjdxvL0H8:h1OlHVl71RnFXINxv/

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe788c9e076bc1f9ca34854ea9d2ba780d510cb4c818a63f3ea1f35c3b733a5e.exe
    "C:\Users\Admin\AppData\Local\Temp\fe788c9e076bc1f9ca34854ea9d2ba780d510cb4c818a63f3ea1f35c3b733a5e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\xBU3wQal1pkIdyr.exe
      .\xBU3wQal1pkIdyr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:828
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1152

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.dat

    Filesize

    6KB

    MD5

    d508f085bae417149d17a4c6d12cf880

    SHA1

    21b4a57c62c9836cedb469508040acf21195ab83

    SHA256

    4407c4d0ef9e8f5105a4e2087f8fd9448a6ec951c32a4def475497f97763c323

    SHA512

    5834d0e2882ecd84b7e98ad7a360699f0b8d631a10db6ca23c7f080a3772e0a583178b3b55f0744c1c6b912d1f5bf480b208a56c9ab99635cf02ee35b029f2aa

  • C:\Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.x64.dll

    Filesize

    885KB

    MD5

    1a6b1013f17c1cdc6e98f82cd2568ea8

    SHA1

    c96e7bdba616743a5c05b08a342d89ed102376b0

    SHA256

    fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

    SHA512

    10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\UcN9i2mw5E4WFB.dll

    Filesize

    747KB

    MD5

    d949da968ea04ac3a7ddf0e300bb32be

    SHA1

    581d7d799c538b8e9e578cf57c420fb802d5a201

    SHA256

    5c4756451acf8622efa75639f9131ca8215c165e2ef21cc1ab7f8fee77db462b

    SHA512

    fd00e332af52646425f0d4032bb1bbfc85a44ff274bcf212f1264a29be546db4c1ceab7da32c70248a6baa2c55d2dff47dcb2ac441c783a1d9d1260c4685eb7e

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\UcN9i2mw5E4WFB.tlb

    Filesize

    3KB

    MD5

    5b503f1b4056c3d4fbf2d03f88e1adfe

    SHA1

    c8d659ea27bf0ca0bbfd46865d5796589bf9ef68

    SHA256

    231ef0fef77ab6c7fea053f64a9ce7f9e21646b868bfe391962262fc15c9bb6c

    SHA512

    229207201368d9674258389df19132070390f913aa5cc21b7567c515be5f5e0f07cdaa460d497ae355f27f00f7fc75538783d8890f6c9c0e861a7ecb8f520bdb

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\UcN9i2mw5E4WFB.x64.dll

    Filesize

    885KB

    MD5

    1a6b1013f17c1cdc6e98f82cd2568ea8

    SHA1

    c96e7bdba616743a5c05b08a342d89ed102376b0

    SHA256

    fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

    SHA512

    10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    a5f4ef31bc87b6a548a198f5a748e5ec

    SHA1

    923afa3f96c63cf9ea763001d2d8f723e0db8c5e

    SHA256

    92e85351d13f7dcd787e8ff90c3502a31120e082b62611c053f9fc64f2446782

    SHA512

    7958727e6b367f193840a092fe684b8eb4c988f589ebbe27c5b61be83748709494de05b2fd069d33411ca7522a9511bbd5076645e74181bb686238a5d6183042

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    28b0be1741c3ee3aa2642968e4af69a9

    SHA1

    48c6b98c64cf98e7df3def55b7bcd1ada99568b8

    SHA256

    30f51dfc27b5957c5a42303f551d276c29cfd2413525de25794d10862a25d664

    SHA512

    6e26e1e918c8919d50b5581860e0724284f2ff0e7714d6ff0b566234886640efdb5dadf0f8b443c83063ab738a4c7fc6cdaccd9ecfb0ce9bba7a4ba323f756e9

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\[email protected]\install.rdf

    Filesize

    597B

    MD5

    d64c6828dbc5e1fbfc58ddc30b6e770e

    SHA1

    0585d5d6cacdf700980598093677ef8cef7175ab

    SHA256

    849c0952ad8ca865ad6888f4e2bbd8a9a7960ea8f54daebef0c70364ffb11a8b

    SHA512

    09cf4eb700f0fafe46391f61bec7cd25a7e148b06028c02a0c02b277617f004b933171f950939059cbea632b93c69be1add3cd2f34ff7df067d01c6113b95a30

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\kopbipkmojipgggkhabgkgloeiiifdhk\WP8iBy1C.js

    Filesize

    5KB

    MD5

    06a8981586d3436e5b7ebdb6f9c55a68

    SHA1

    0dcde5e34313dff754ad43d16f41d50762140cad

    SHA256

    58327466a648dc8deb2efbfd1808e865942663c9ff322f927a8eb8717abf9366

    SHA512

    6389304384ac51169f32bfe31a00612a1efb1bb5a7245a235c8cc2beea8fdbffae7f3e9f8c9531758b0fb736dad4d3719c16994c8a5d199b6414ecdabe431703

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\kopbipkmojipgggkhabgkgloeiiifdhk\background.html

    Filesize

    145B

    MD5

    3764014334785d24adb6f5cfca903faa

    SHA1

    a6370a006e6618e6ceb4514dce5c38ca1d57b865

    SHA256

    c3af375a136b76fc87b39ff6486cebb9014f4ed68350b82578752ce3dcf8ff97

    SHA512

    1077ba1a2c220644138d7df9a0deeb99188762bf602aaa3e874630cb2f4df6ec31eae1bd1f83a65686ed7f094a0d92036bd4e75ab7035d96fbd6724dacd0469f

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\kopbipkmojipgggkhabgkgloeiiifdhk\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\kopbipkmojipgggkhabgkgloeiiifdhk\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\kopbipkmojipgggkhabgkgloeiiifdhk\manifest.json

    Filesize

    504B

    MD5

    d532994175ac6e4e8fea2ae07edef6ff

    SHA1

    5646eab3cebc8b0a804103b63f08a63db784a77d

    SHA256

    f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d

    SHA512

    ba6ddc11423c0b0d93de3e3ecb9eeebe29470723282165aa67de4329a5f9af7e390869a7cbd0834c1ff115a1ed0a274bed686b4b6630e98b268ec1f2a9a8dadb

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\xBU3wQal1pkIdyr.dat

    Filesize

    6KB

    MD5

    d508f085bae417149d17a4c6d12cf880

    SHA1

    21b4a57c62c9836cedb469508040acf21195ab83

    SHA256

    4407c4d0ef9e8f5105a4e2087f8fd9448a6ec951c32a4def475497f97763c323

    SHA512

    5834d0e2882ecd84b7e98ad7a360699f0b8d631a10db6ca23c7f080a3772e0a583178b3b55f0744c1c6b912d1f5bf480b208a56c9ab99635cf02ee35b029f2aa

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\xBU3wQal1pkIdyr.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\xBU3wQal1pkIdyr.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.dll

    Filesize

    747KB

    MD5

    d949da968ea04ac3a7ddf0e300bb32be

    SHA1

    581d7d799c538b8e9e578cf57c420fb802d5a201

    SHA256

    5c4756451acf8622efa75639f9131ca8215c165e2ef21cc1ab7f8fee77db462b

    SHA512

    fd00e332af52646425f0d4032bb1bbfc85a44ff274bcf212f1264a29be546db4c1ceab7da32c70248a6baa2c55d2dff47dcb2ac441c783a1d9d1260c4685eb7e

  • \Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.x64.dll

    Filesize

    885KB

    MD5

    1a6b1013f17c1cdc6e98f82cd2568ea8

    SHA1

    c96e7bdba616743a5c05b08a342d89ed102376b0

    SHA256

    fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

    SHA512

    10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

  • \Program Files (x86)\Browser Shop\UcN9i2mw5E4WFB.x64.dll

    Filesize

    885KB

    MD5

    1a6b1013f17c1cdc6e98f82cd2568ea8

    SHA1

    c96e7bdba616743a5c05b08a342d89ed102376b0

    SHA256

    fa9dd2bd7850053b251c9b5f27f1ac43ad04abf85de61b1928b7c2d562d3290a

    SHA512

    10596f46c52ca3f50d6b3c7c894fff8b41f4fe920c6e5e0138cf7e95e85bfe1db8d5f1a63939832cd48cf29f571dd36de40ebb931fb9b14a106518ae4fc17ef9

  • \Users\Admin\AppData\Local\Temp\7zS1DFD.tmp\xBU3wQal1pkIdyr.exe

    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/828-56-0x0000000000000000-mapping.dmp

  • memory/1152-77-0x0000000000000000-mapping.dmp

  • memory/1152-78-0x000007FEFC001000-0x000007FEFC003000-memory.dmp

    Filesize

    8KB

  • memory/1324-54-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

    Filesize

    8KB

  • memory/2020-73-0x0000000000000000-mapping.dmp