Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2024, 04:35

General

  • Target

    c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe

  • Size

    353KB

  • MD5

    6a4044fe64cd5192415bbb369807ab62

  • SHA1

    134b2c940584d621c8bf89c1f992d0fccd099d05

  • SHA256

    c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc

  • SHA512

    7ccb3a1fe55b5a06446788050f945d2ed444dfb047160d91442388e21b6826077289cc99fcc799c0498cf55269ff85687ac0334aaae60d01aac1bdc26e84bd9f

  • SSDEEP

    6144:k9/A7XMEF2w8DMdzYMQNjEHXux0yKuhXSUfdNDfGVKeVd5lJXR+TdqST6R:2A71FT8DgYTjay/tSUfmpNXRAkOs

Malware Config

Signatures

  • Detect Neshta payload 25 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe
    "C:\Users\Admin\AppData\Local\Temp\c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\3582-490\c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2300
      • C:\Windows\svchost.com
        "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\202308~1.EXE"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2328
        • C:\Users\Admin\AppData\Local\Temp\202308~1.EXE
          C:\Users\Admin\AppData\Local\Temp\202308~1.EXE
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

    Filesize

    859KB

    MD5

    02ee6a3424782531461fb2f10713d3c1

    SHA1

    b581a2c365d93ebb629e8363fd9f69afc673123f

    SHA256

    ead58c483cb20bcd57464f8a4929079539d634f469b213054bf737d227c026dc

    SHA512

    6c9272cb1b6bde3ee887e1463ab30ea76568cb1a285d11393337b78c4ad1c3b7e6ce47646a92ab6d70bff4b02ab9d699b84af9437b720e52dcd35579fe2693ec

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • C:\MSOCache\ALLUSE~1\{9A861~1\ose.exe

    Filesize

    186KB

    MD5

    58b58875a50a0d8b5e7be7d6ac685164

    SHA1

    1e0b89c1b2585c76e758e9141b846ed4477b0662

    SHA256

    2a0aa0763fdef9c38c5dd4d50703f0c7e27f4903c139804ec75e55f8388139ae

    SHA512

    d67214077162a105d01b11a8e207fab08b45b08fbfba0615a2ea146e1dd99eea35e4f02958a1754d3192292c00caf777f186f0a362e4b8b0da51fabbdb76375b

  • C:\MSOCache\ALLUSE~1\{9A861~1\setup.exe

    Filesize

    1.1MB

    MD5

    566ed4f62fdc96f175afedd811fa0370

    SHA1

    d4b47adc40e0d5a9391d3f6f2942d1889dd2a451

    SHA256

    e17cd94c08fc0e001a49f43a0801cea4625fb9aee211b6dfebebec446c21f460

    SHA512

    cdf8f508d396a1a0d2e0fc25f2ae46398b25039a0dafa0919737cc44e3e926ebae4c3aa26f1a3441511430f1a36241f8e61c515a5d9bd98ad4740d4d0f7b8db7

  • C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE

    Filesize

    285KB

    MD5

    831270ac3db358cdbef5535b0b3a44e6

    SHA1

    c0423685c09bbe465f6bb7f8672c936e768f05a3

    SHA256

    a8f78ac26c738b13564252f1048ca784bf152ef048b829d3d22650b7f62078f0

    SHA512

    f64a00977d4b6f8c43f53cee7bb450f3c8cbef08525975055fde5d8c515db32d2bfad92e99313b3a10a72a50dd09b4ffe28e9af4c148c6480622ba486776e450

  • C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE

    Filesize

    313KB

    MD5

    8c4f4eb73490ca2445d8577cf4bb3c81

    SHA1

    0f7d1914b7aeabdb1f1e4caedd344878f48be075

    SHA256

    85f7249bfac06b5ee9b20c7f520e3fdc905be7d64cfbefb7dcd82cd8d44686d5

    SHA512

    65453075c71016b06430246c1ee2876b7762a03112caf13cff4699b7b40487616c88a1160d31e86697083e2992e0dd88ebf1721679981077799187efaa0a1769

  • C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE

    Filesize

    569KB

    MD5

    eef2f834c8d65585af63916d23b07c36

    SHA1

    8cb85449d2cdb21bd6def735e1833c8408b8a9c6

    SHA256

    3cd34a88e3ae7bd3681a7e3c55832af026834055020add33e6bd6f552fc0aabd

    SHA512

    2ee8766e56e5b1e71c86f7d1a1aa1882706d0bca8f84b2b2c54dd4c255e04f037a6eb265302449950e5f5937b0e57f17a6aa45e88a407ace4b3945e65043d9b7

  • C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe

    Filesize

    381KB

    MD5

    3ec4922dbca2d07815cf28144193ded9

    SHA1

    75cda36469743fbc292da2684e76a26473f04a6d

    SHA256

    0587fd366ea7e94b3ae500874b1c5d684b5357fcc7389682d5a13c3301a28801

    SHA512

    956c3a1f2689cb72600edd2e90d652b77592a8a81d319dce026e88f6c02231af06aebd57d68460eb406de00c113522173423cb1b339a41a3918f379c7dc311f7

  • C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe

    Filesize

    137KB

    MD5

    e1833678885f02b5e3cf1b3953456557

    SHA1

    c197e763500002bc76a8d503933f1f6082a8507a

    SHA256

    bd9a16d8d7590a2ec827913db5173f8beb1d1ef44dab1920ef52a307f922bc14

    SHA512

    fe107e1c8631ec6ac94f772e6a7be1fdc2a533fe3cfcf36b1ff018c8d01bd7f1f818f0a2448f736838c953cd516ea7327c416dea20706ed2420327af8ef01abe

  • C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe

    Filesize

    373KB

    MD5

    2f6f7891de512f6269c8e8276aa3ea3e

    SHA1

    53f648c482e2341b4718a60f9277198711605c80

    SHA256

    d1ee54eb64f31247f182fd62037e64cdb3876e1100bc24883192bf46bab42c86

    SHA512

    c677f4f7bfb2e02cd0babed896be00567aad08304cbff3a85fcc9816b10247fedd026fee769c9bd45277a4f2814eabe6534f0b04ea804d0095a47a1477188dd6

  • C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE

    Filesize

    130KB

    MD5

    7ce8bcabb035b3de517229dbe7c5e67d

    SHA1

    8e43cd79a7539d240e7645f64fd7f6e9e0f90ab9

    SHA256

    81a3a1dc3104973a100bf8d114b6be35da03767a0cbbaf925f970ffcbe5f217c

    SHA512

    be7fcd50b4f71b458ca001b7c019bf1169ec089d7a1ce05355134b11cbe75a5a29811f9efec803877aeb1a1d576ea2628926e0131361db23214275af6e89e80c

  • C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE

    Filesize

    2.4MB

    MD5

    a741183f8c4d83467c51abab1ff68d7b

    SHA1

    ddb4a6f3782c0f03f282c2bed765d7b065aadcc6

    SHA256

    78be3aeb507db7e4ee7468c6b9384ee0459deebd503e06bd4988c52247ecea24

    SHA512

    c15dbecc0754a662892ecaff4b9b6c1bad46f710d8e1b973f86eaee467444f8e5764b31ace8f5a9a5e936947cc4dcb97cb1b14a6930c1025f38a3544393b6b18

  • C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE

    Filesize

    503KB

    MD5

    3f67da7e800cd5b4af2283a9d74d2808

    SHA1

    f9288d052b20a9f4527e5a0f87f4249f5e4440f7

    SHA256

    31c10320edb2de22f37faee36611558db83b78a9c3c71ea0ed13c8dce25bf711

    SHA512

    6a40f4629ddae102d8737e921328e95717274cea16eb5f23bff6a6627c6047d7f27e7f6eb5cb52f53152e326e53b6ee44d9a9ee8eca7534a2f62fa457ac3d4e3

  • C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE

    Filesize

    606KB

    MD5

    9b1c9f74ac985eab6f8e5b27441a757b

    SHA1

    9a2cf7d2518c5f5db405e5bd8d37bf62dcaf34f5

    SHA256

    2a189b995a7283b503bb5864dd9ca57976b3812a6a34aaf89a7551336c43bc24

    SHA512

    d72e83aeaf1d34627a6c6aa469821af8a8d464a72c764fbb064484adea509a8c1d3628e2166859286e84daae8ebdf4f800693ce203984a8c313b1f2263e101c4

  • C:\Users\ALLUSE~1\PACKAG~1\{33D1F~1\VCREDI~1.EXE

    Filesize

    485KB

    MD5

    86749cd13537a694795be5d87ef7106d

    SHA1

    538030845680a8be8219618daee29e368dc1e06c

    SHA256

    8c35dcc975a5c7c687686a3970306452476d17a89787bc5bd3bf21b9de0d36a5

    SHA512

    7b6ae20515fb6b13701df422cbb0844d26c8a98087b2758427781f0bf11eb9ec5da029096e42960bf99ddd3d4f817db6e29ac172039110df6ea92547d331db4c

  • C:\Users\ALLUSE~1\PACKAG~1\{4D8DC~1\VC_RED~1.EXE

    Filesize

    714KB

    MD5

    79adf9924b96c1cb9ef365475baacff6

    SHA1

    3787960ea7487e697fdfb3ea58477279849bef21

    SHA256

    91c14f4aee2af47657b303ee322ec7951a300939170cda293ca1d2c40b2ffd9e

    SHA512

    3eb1d39f009c62187ad6005e6d6942d508eabbf8956b0e76ddd631fdeef594f484655c70ece044489d905236eccdb5846a2a6f35d81d6f7ca307ee1149e12d96

  • C:\Users\ALLUSE~1\PACKAG~1\{57A73~1\VC_RED~1.EXE

    Filesize

    674KB

    MD5

    9c10a5ec52c145d340df7eafdb69c478

    SHA1

    57f3d99e41d123ad5f185fc21454367a7285db42

    SHA256

    ccf37e88447a7afdb0ba4351b8c5606dbb05b984fb133194d71bcc00d7be4e36

    SHA512

    2704cfd1a708bfca6db7c52467d3abf0b09313db0cdd1ea8e5d48504c8240c4bf24e677f17c5df9e3ac1f6a678e0328e73e951dc4481f35027cb03b2966dc38f

  • C:\Users\ALLUSE~1\PACKAG~1\{61087~1\VCREDI~1.EXE

    Filesize

    536KB

    MD5

    c1d222fe7c6311e0b8d75a8728aa4ce7

    SHA1

    fe5ec004827c9ac8ddc954fabcfc1e196f49f340

    SHA256

    ea992e36be623bdafce1062dba476a76dd4b72bcb9173431519227a07b462d18

    SHA512

    0a209fe566a12274bac9e11937f6aa459f13e73658d6fff63db8fe9b654e9e87aa0406e3454d68ec1897b0465a9c7d9348f45edff434856736bdfa4445e34fa3

  • C:\Users\ALLUSE~1\PACKAG~1\{CA675~1\VCREDI~1.EXE

    Filesize

    485KB

    MD5

    87f15006aea3b4433e226882a56f188d

    SHA1

    e3ad6beb8229af62b0824151dbf546c0506d4f65

    SHA256

    8d0045c74270281c705009d49441167c8a51ac70b720f84ff941b39fad220919

    SHA512

    b01a8af6dc836044d2adc6828654fa7a187c3f7ffe2a4db4c73021be6d121f9c1c47b1643513c3f25c0e1b5123b8ce2dc78b2ca8ce638a09c2171f158762c7c1

  • C:\Users\ALLUSE~1\PACKAG~1\{EF6B0~1\VCREDI~1.EXE

    Filesize

    536KB

    MD5

    f37059ff5298f91aa09efc2b9e9e0f82

    SHA1

    20e9046ad7e27cacd549a1cf3f4cee6488f1c9c9

    SHA256

    8c1e7b048883e735399b83cb87fdde347b22ea1a5fa2b6ca02fb08d6a242d14e

    SHA512

    72f7b12d5981d9541d91e540ae6d7f9ed3fbfd90a38d97a95adb4c86cf8fe218077d6ce0011be9694ee4bfe8f50ae2d6e754fa82d7de396cd767a417f3a4ac21

  • C:\Users\Admin\AppData\Local\Temp\202308~1.EXE

    Filesize

    152KB

    MD5

    78c475f8db54ff078b0405a46b15807f

    SHA1

    536186d70f8dbfc41ad7b8c4ed5be3aa8929a860

    SHA256

    f4bbec8df76ba539d8b6d79a47019f7a888fab6b46cf36f7eafb6a40027bfda2

    SHA512

    b5d4a4418419617c18856cc0c20556c9958502f6b32bf08904f5312dfa81bbdc9ac103f7f0d305542b225d1eeb592653748311afe286a20dc7389cff572bb800

  • C:\Users\Admin\AppData\Local\Temp\tmp5023.tmp

    Filesize

    8B

    MD5

    55d60b7a0916022792f87fb190828edf

    SHA1

    9209b7f173f32a6e52a7abb1148dc0606124b914

    SHA256

    e86fca5441706b48950d8a2c2227c547cc9b50709e58cab912885d22f76a3db4

    SHA512

    cae6e3baf2baeeb0d4696181a942716218512fd3b9351f528071eac43f114306d35b9787e15cff7522caacaa016ebafa9e675ebbe141c508fd0c29aa2eacdc2b

  • C:\Windows\svchost.com

    Filesize

    40KB

    MD5

    c60f7dc9cfa93a020403a15f9d2a7c0d

    SHA1

    0567ed288997a26f758ca3667b24cb5a94d33007

    SHA256

    6462b84286ee55edebb1752f648b0b8213ad29875f9e7d44e8b00a9aad1f8221

    SHA512

    6668f6e2845c37fc60c79ba303fe540b713be26ecc3a9674a3f42192415b2a1c82d77cfa447bfee83298a0728327caa6435a610e9f61cc50b4b0380515d93bb6

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\c4ee733ac90ec7d722e7129ca0a01d9c1e2cbe55acba8eb307135f43b6ee54bc.exe

    Filesize

    312KB

    MD5

    d68a9ca83cdac8db221b89ec90d8ba54

    SHA1

    3e720c79148aefb17c81ed3ce9ec0506de7d9a06

    SHA256

    72cb126109421e009d819957ca17e8494138ba257778a153f530456a533bed17

    SHA512

    595abf4a1e03d2a749d4160b2d69b19d0f8e6e885e680bfb089c3927dfe77be0838f5bc619ae64baa3eaa9df47221015b7325bda2a7e78336933af3cb0df1b43

  • memory/2300-10-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/2300-133-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/2300-140-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

  • memory/2328-134-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2328-136-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2536-130-0x0000000002880000-0x0000000002916000-memory.dmp

    Filesize

    600KB

  • memory/2536-131-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2536-6-0x0000000002880000-0x0000000002916000-memory.dmp

    Filesize

    600KB

  • memory/2536-139-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB