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Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2024, 19:48

General

  • Target

    12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

  • Size

    1.8MB

  • MD5

    5373c6e4623a4850dcb01758830cae91

  • SHA1

    68dbd5d0bf96e6a8561c01918755c1a9e661938d

  • SHA256

    12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814

  • SHA512

    6c09e92952a1431c1963562b273a88e391732d8fd79b32c8de788a8e17bf667d9083d5349d8af9038dcab0e63d92bffdb8cdbecd803b370aa67cec3dbad57b53

  • SSDEEP

    49152:mTksIf5NqPSApkZh3hqsXNAmoDZM5VyD4Z:mTkXhOSZhdMxD8

Malware Config

Signatures

  • Detect Neshta payload 3 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 1 IoCs
  • Loads dropped DLL 2 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 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
    "C:\Users\Admin\AppData\Local\Temp\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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:1504
    • C:\Users\Admin\AppData\Local\Temp\3582-490\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • C:\Program Files (x86)\ExtremePOS\Orange2\Log\Setup_20241204.log

    Filesize

    592B

    MD5

    d6506279d8d17f3faa4e0f361fe3f3b3

    SHA1

    22a5bed4055bfd639d4cd968299ed7f2fe29cf2f

    SHA256

    833e9e58133d17605dcbd86979b47bd3530fc1f544e0a7013d880367c681ae31

    SHA512

    e8621d30f5e4167b990be97788de08e0a88af218f72b39e5fee667a6ef053fcabfc89b183d3d3de256a04723e4693d8925b724802bafd20b2f2d97101a31b646

  • \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\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

    Filesize

    1.7MB

    MD5

    b11766230b9a6d473d99c9674009169e

    SHA1

    d6340cda8411a5f1c32693b6b34873904b62fbbb

    SHA256

    a16c3792c2911c836fa9bc480ef1a4315764a49ed7cd73ebfe43354a01dd6e8b

    SHA512

    20507139f7306d76c658df37aea3b42b62b5318f9434f982eb1f1c12918be4a6ef6ba75a8528114627b03a16c89a861b169a3682597143603fc1776fe71bd0f6

  • memory/1504-10-0x0000000002F30000-0x00000000035EF000-memory.dmp

    Filesize

    6.7MB

  • memory/1504-97-0x0000000002F30000-0x00000000035EF000-memory.dmp

    Filesize

    6.7MB

  • memory/1504-107-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1504-109-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1892-13-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1892-12-0x0000000000400000-0x0000000000ABF000-memory.dmp

    Filesize

    6.7MB

  • memory/1892-100-0x0000000000400000-0x0000000000ABF000-memory.dmp

    Filesize

    6.7MB

  • memory/1892-106-0x0000000000400000-0x0000000000ABF000-memory.dmp

    Filesize

    6.7MB