Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 16:53

General

  • Target

    6fa4f3e23f858ef5e8cb43d4e42e99a3724f04d8df5b1cbcc91fdc6931b5cb64.exe

  • Size

    2.1MB

  • MD5

    6d914ee59a55ae525fa9b5825cf4be89

  • SHA1

    6d10a0bfe8345466d8ddcbd2b5374a89a505a047

  • SHA256

    6fa4f3e23f858ef5e8cb43d4e42e99a3724f04d8df5b1cbcc91fdc6931b5cb64

  • SHA512

    9fde20d76050aff909970f8666b3359e6df06be42aca7858f689afbb0b623557e475aadf92db9aae5cb343bd6e7e65ccff7047985d48194a54553ec71429e06b

  • SSDEEP

    49152:h1OsMAxPqbaJ0CqWfTAeP20icuFMDoiXrBSdCIlE05XwjXr3g:h1OTAxib7CqWfTAeP2vaDhtSdpd

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\6fa4f3e23f858ef5e8cb43d4e42e99a3724f04d8df5b1cbcc91fdc6931b5cb64.exe
    "C:\Users\Admin\AppData\Local\Temp\6fa4f3e23f858ef5e8cb43d4e42e99a3724f04d8df5b1cbcc91fdc6931b5cb64.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\LBACfJgta846BbY.exe
      .\LBACfJgta846BbY.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:1748
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\JjIzslAYSsTctK.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:672
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Browser Shop\JjIzslAYSsTctK.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:636

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    6KB

    MD5

    cbef069ced33e466696a9739aa70b0cb

    SHA1

    e001758721d9d5e29107dae6cf3adb7393709ab1

    SHA256

    88f1347363fce739b3da4a6c5b81fc2fd9b8bf240e8ad92655d8148a6a49f376

    SHA512

    9572a46aec07fcbfe50206a2cbba3c6c4d0f0a77331da09ca84668ea0330460d31963029aaf3fde8b08b84364ef2d54ac47b3a5106f5a675912e9ff13f2a6ce8

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

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\JjIzslAYSsTctK.dll

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\JjIzslAYSsTctK.tlb

    Filesize

    3KB

    MD5

    6fb4d3c40d62e1e378e92280f2cd93a4

    SHA1

    cdcd20abfab5c8f24b0bf2e24b43930a33b4d147

    SHA256

    ffe3ee2134494c6e175cf01e0fc518402384a1f79a46a37f441e6e3c74183983

    SHA512

    960ecc2ce3d9ee0a828780d0770a4966211a55c8587e36b460c3c5d2bf7a338bd538c13bb07e93b647b5c1056fc0c14f90cf59a4b13508350922cda38ab6538d

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\JjIzslAYSsTctK.x64.dll

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\LBACfJgta846BbY.dat

    Filesize

    6KB

    MD5

    cbef069ced33e466696a9739aa70b0cb

    SHA1

    e001758721d9d5e29107dae6cf3adb7393709ab1

    SHA256

    88f1347363fce739b3da4a6c5b81fc2fd9b8bf240e8ad92655d8148a6a49f376

    SHA512

    9572a46aec07fcbfe50206a2cbba3c6c4d0f0a77331da09ca84668ea0330460d31963029aaf3fde8b08b84364ef2d54ac47b3a5106f5a675912e9ff13f2a6ce8

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\LBACfJgta846BbY.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\LBACfJgta846BbY.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\lkfelljacgnfbieefpgnjjmfigkfgifp\background.html

    Filesize

    140B

    MD5

    13d35498935976fda85ff426c1a14b33

    SHA1

    b128c30b2785584dfab00a765fef249a080d1946

    SHA256

    a3fd1edf449e8c9b77f4caceac2fd6c391046ce5424d706b926a6040a803861e

    SHA512

    c3a9d9f97040a5d5e75f28b12dc78760d3e58e1068c35e0e925e5c85ec0aee772f2b9e762dbbb0d4438643e2eb112bbdbdf590b28ba543715451a3effeb858e8

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\lkfelljacgnfbieefpgnjjmfigkfgifp\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\lkfelljacgnfbieefpgnjjmfigkfgifp\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\lkfelljacgnfbieefpgnjjmfigkfgifp\manifest.json

    Filesize

    504B

    MD5

    d532994175ac6e4e8fea2ae07edef6ff

    SHA1

    5646eab3cebc8b0a804103b63f08a63db784a77d

    SHA256

    f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d

    SHA512

    ba6ddc11423c0b0d93de3e3ecb9eeebe29470723282165aa67de4329a5f9af7e390869a7cbd0834c1ff115a1ed0a274bed686b4b6630e98b268ec1f2a9a8dadb

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\lkfelljacgnfbieefpgnjjmfigkfgifp\yPc.js

    Filesize

    5KB

    MD5

    9a577befbc723c9174ac90de24494d20

    SHA1

    2435ade2bd4d0d88f694fb7e88d6ec098cc9ab50

    SHA256

    eb383753eb6535cf09616bc55b451c70ed18ad5735da865a84142fd751b0a472

    SHA512

    fd9de2ceb0ccc56b74e946b1f80fd920fe278a861a4b904fb4556ced0cc41ebfb4834ed471f4d01fbf7c5833ddf97b2442e12a639a784052b908df4df07272e5

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    695ca48307c329c09872711bce3faa42

    SHA1

    798e8fc9f1375475d28c4175d1bc1f7fe4f057ab

    SHA256

    b77482d12943ae3fb798aeb62c5dd03ffa29b16c1554078201fbcde475a97a74

    SHA512

    cc98c8f464b07e6004d2ea94bf3e5636883c05ffab066b1c9458674226469dd42fae9ef8a897565785444da3b4e4c8afa45bd231373902936e4dc77cf20cc6df

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    6dac1605aaf42004effa4e68dd4af0ec

    SHA1

    284eb4173470ac7bb5ea90d8ecbcd93a12be9b43

    SHA256

    d15074939a0ff75949d237b68d686d4c7f36ea45b08fce444ff6f8080f6e8492

    SHA512

    0c39b64c577cb17e71a09f51495fe8b89302f2a9e886083731a6957f1c55b4150f33fb17d42b59003bd012d2c22b7753b9253b2434d0f5a9148a49bd8b24e898

  • C:\Users\Admin\AppData\Local\Temp\7zSDC7.tmp\[email protected]\install.rdf

    Filesize

    598B

    MD5

    dc1951b6eafda456d6c79eccb200e431

    SHA1

    67a2dea2d6b72d597ac368c97b34e24cc58c5702

    SHA256

    2972cc95464fc369fcd88342c30c505a518b2bc6c8e94c45c9790e7bb99eb3b2

    SHA512

    d3548c7e7bb6f56ae33482bcee257d30ac0ee169c5e6a619fa10b13287ab1512d1c6c2601797b203899fec87db27313556884fcb0d80f3decee3c3bb0918e4cd

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

    Filesize

    617KB

    MD5

    840d829dddf8d035522e4f3547f72799

    SHA1

    1f669f414a0935ef806bdb8a93d2755f00104519

    SHA256

    a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

    SHA512

    e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

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

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

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

    Filesize

    697KB

    MD5

    09b1827343abfccf344d2b04268c1b87

    SHA1

    1c60bbd56c0b33be582c3dac053e9b28b94d588b

    SHA256

    a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

    SHA512

    cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

  • \Users\Admin\AppData\Local\Temp\7zSDC7.tmp\LBACfJgta846BbY.exe

    Filesize

    634KB

    MD5

    39bca0c0295e43a1d256f93c4bc41a7d

    SHA1

    163629228f4ad397c594ae4acc1162d2990f7d5f

    SHA256

    2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

    SHA512

    e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

  • memory/636-77-0x0000000000000000-mapping.dmp

  • memory/636-78-0x000007FEFC5A1000-0x000007FEFC5A3000-memory.dmp

    Filesize

    8KB

  • memory/672-73-0x0000000000000000-mapping.dmp

  • memory/1492-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

    Filesize

    8KB

  • memory/1748-56-0x0000000000000000-mapping.dmp