Analysis

  • max time kernel
    46s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 01:55

General

  • Target

    4a389422afb990689e3c0b7dc1669f569ed4c85bcad2f37905fe3efe62950b23.exe

  • Size

    919KB

  • MD5

    c10c1a211ed0fcb10534237a49c7824b

  • SHA1

    84b93f2c7092de6059cfea3d69e406c7fdaf6e61

  • SHA256

    4a389422afb990689e3c0b7dc1669f569ed4c85bcad2f37905fe3efe62950b23

  • SHA512

    a368bc213ac9ac867da974ab4f5af451f637382c0e301720c122602bbfa3ee227e075e5639f0d4a4dbc42c659d3cff61bbe56087961a159b080d9879fe03e576

  • SSDEEP

    24576:h1OYdaO0MtdHAqcdDVhYwiei7+EpFAh/kKx:h1OsJPHVmVhYwiLtKkKx

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\4a389422afb990689e3c0b7dc1669f569ed4c85bcad2f37905fe3efe62950b23.exe
    "C:\Users\Admin\AppData\Local\Temp\4a389422afb990689e3c0b7dc1669f569ed4c85bcad2f37905fe3efe62950b23.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\WUyCL9vqg2NU556.exe
      .\WUyCL9vqg2NU556.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1936

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\7zSFA57.tmp\WUyCL9vqg2NU556.dat
    Filesize

    1KB

    MD5

    2c9be658fd1abed8378ec908f2003534

    SHA1

    f5cdd33c8d2d016a0acf1bff7a59d87150cad83e

    SHA256

    36e059e898596133420632547edd87b569bc8b2a4e33a195da7217c0e1841eec

    SHA512

    d99e31e6e200cdef10235ea20dff5daeea90f72fe28133d427ee310d6375a51f1676df908393f8634be0042bdc53b8d5372f62b2643fa01722cd9cd2c0604526

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\WUyCL9vqg2NU556.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\akchdjfkllklakmbcjfihoejabpemjee\background.html
    Filesize

    142B

    MD5

    a2f6713bb0bd3917ff22683dd62c828f

    SHA1

    c1f6fc868f045a419b5b65d24b4f30acf6b14937

    SHA256

    8301e711ba61cdfc91465f12a066974a789cc75b97bde80451bfc8090110c55d

    SHA512

    11af5080769358e645b4f706b7b7239c118d0bbbb1ce630fd35bfde150a67f7f14a4a52ae8bd6910cc1807855314164bcfa0b228e0200b1dccb25ab6d8644822

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\akchdjfkllklakmbcjfihoejabpemjee\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\akchdjfkllklakmbcjfihoejabpemjee\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\akchdjfkllklakmbcjfihoejabpemjee\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\akchdjfkllklakmbcjfihoejabpemjee\xP02e.js
    Filesize

    6KB

    MD5

    c5c47299899e35e32f7598477a4a3f7f

    SHA1

    58999e6f90e96dfbeb9adf90d2fb785a6e9efac5

    SHA256

    09cc13db4b807a330e2642d039fdd38f91b4654ea243ac19290ec1e55e7bf595

    SHA512

    81f0eecde3380aab117a2b3a62eeca3f3fbcb02a8a94605bfe737670f159f45fef7690dee8164580ddba3ff7bfde43c541ce8b2fc30a72bb37f27e8f3bdb073c

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    6f4072d03a07dd1ca35f48e9e1007d59

    SHA1

    0ca3367a90f70904a5d8ba487ec0d4e8079e5a84

    SHA256

    fbb3e0c23d777aeaacf583b14b79455bdb11deced97bf465bc26193e0e6ca2ae

    SHA512

    a6ee80ea4bf70815cf2550819e24e470c18ada62f5f971e06e6aca472e8357f00129d083ab701360654d8eb39afb084a39e93d8d6c98d59665bd8b19ce819e4c

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    32717ab8fa99f7e39cc7c02edd5bf9ef

    SHA1

    c89d0e5656c305881757e972ac548b849e3e9a8b

    SHA256

    ef9651ff42c808bc1a70993a11a834b69c02fe3f4121b1293d91b51db44b5f3b

    SHA512

    d428fafdfd813812c7ca41e0c0992b8088c0042963383150187e6084cd273b83fd664fa79c033307c495e34bb0e8265d5d1f5410b63c2c2c4d2227aa99a03dfd

  • C:\Users\Admin\AppData\Local\Temp\7zSFA57.tmp\[email protected]\install.rdf
    Filesize

    591B

    MD5

    56ddaf5a897ec6d9af5e0b3dc402dd08

    SHA1

    bda38b5639fa5bd4cf50af049dbee16b93be2eb3

    SHA256

    ffc52ea7d805346ec3b766efffa7bb4ee740e14a700b9795ef88c4f3f34755fa

    SHA512

    05a56762b7bb9a63cd2bf7d39ccc422ff7b44fc0dcf886bdd811bc940dfd0acf01f7d527c3e4a039e3586a0564d64d42d8e029a0a5500031de6bdd67d9dd2775

  • \Users\Admin\AppData\Local\Temp\7zSFA57.tmp\WUyCL9vqg2NU556.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1500-54-0x0000000075D71000-0x0000000075D73000-memory.dmp
    Filesize

    8KB

  • memory/1936-56-0x0000000000000000-mapping.dmp