Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 00:01

General

  • Target

    7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.exe

  • Size

    1.3MB

  • MD5

    d0522fa173a05e5fdb9bc8a019037728

  • SHA1

    05d1edd593f31f36dd4bfe426a5a6a7550614dc1

  • SHA256

    7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515

  • SHA512

    00dceb8ac5444e77671e1e0f4b89a1219ee057c143212629ea6240b1d3c1afc8414831ab99be60fc65fb105bbf7fdbe6105fa72a0596505e9d60de88a48838c2

  • SSDEEP

    24576:AnTgED/SrD3jfdV2I+8tir9MeqdOrgDHey:CT/D/SrTxV+1ZMJD+y

Malware Config

Signatures

  • Detect Neshta payload 2 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 1 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.

  • 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 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.exe
    "C:\Users\Admin\AppData\Local\Temp\7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.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
    PID:2236
    • C:\Users\Admin\AppData\Local\Temp\3582-490\7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.exe"
      2⤵
      • Executes dropped EXE
      PID:2176

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:\Users\Admin\AppData\Local\Temp\3582-490\7bce800612fa6ef53884ca094ed043f088af46b7fb12ad333512e932f99f3515.exe

    Filesize

    1.3MB

    MD5

    4f59683a0579b3276bd0df3029d02510

    SHA1

    c3b3c20d0e37a27d59d7fb24db0ce25f863b493a

    SHA256

    0e42b5b108738e806d3e692bbc856d98f75c9bfb0de12b11b2f0a457e029ad46

    SHA512

    7566acbad3c702e7585926f0ae150738bf16577035ed06d2e1e07b4ec4decb76da5ceb96e4117b563fcb57f1cfd97e9f06c68aa6df45d5b0a4f2fb8b1bbddbbb

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

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/2236-82-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB