Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    18-05-2024 19:19

General

  • Target

    367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe

  • Size

    4.6MB

  • MD5

    367ff51d5f27a0a0088345ad396f5340

  • SHA1

    601618602cde7cce699cb413f1086b67e25a6780

  • SHA256

    635b31129b68aa3de19d70b53d11e103031d565283d5287a59eeff33cf068f60

  • SHA512

    da9169e9077d0f13fd5ee1c43abe598f164dd90869e76983d9e34a9eff9c114ac57a546cc7f66f343791b53d382c1655545cfea927b538215f6043176819ed3a

  • SSDEEP

    98304:wjSi79xgkdSnqUg0r9KCfsnPcM5tU0KSdIFxeA98A:wLIlg0r9EcB0KSQxl9

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.

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Users\Admin\AppData\Local\Temp\3582-490\367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Users\Admin\AppData\Local\Temp\Setup_20240518191926\Install.exe
        C:\Users\Admin\AppData\Local\Temp\Setup_20240518191926\Install.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2992
        • C:\Users\Admin\AppData\Local\Temp\is-BSGM3.tmp\Install.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-BSGM3.tmp\Install.tmp" /SL5="$50146,2248810,831488,C:\Users\Admin\AppData\Local\Temp\Setup_20240518191926\Install.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: GetForegroundWindowSpam
          PID:2064

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

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\Setup_20240518191926\Install.exe
    Filesize

    3.0MB

    MD5

    750a3744a10f2c5516d79d78c98cd821

    SHA1

    129a74b0707490ba89038a2ad50f16f5f60909c4

    SHA256

    4751745dd76d04e53e251e1e981208b0f7572764235e9a4b44477a5359ba9cb4

    SHA512

    518b7c3c9ab5afefd97d003551672bc5c8c88c865183f13199ca1f46b772ac6548aa0190f5e3b9902769fba4f050c54ed1d2c2bc936418672c679313e2779d7e

  • \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\367ff51d5f27a0a0088345ad396f5340_NeikiAnalytics.exe
    Filesize

    4.5MB

    MD5

    69f0e699fe25454545326d555dde2c47

    SHA1

    33f9e30e262cd8e54fe74412362fcd2bf95c1663

    SHA256

    7cc0dc883fc593cc7a0874abe22a7731828ad5304bc395daadf9cf3268934785

    SHA512

    3ea82ca71e10c61af03b447d726ce0d0390a366d62ed3376911faefa4d28ab08bd573e88face63b5a5469610e131c0356a909eb3c8eead903f5366770d81b172

  • \Users\Admin\AppData\Local\Temp\is-BSGM3.tmp\Install.tmp
    Filesize

    3.0MB

    MD5

    5ce515904951546a0c7101d58c90c0c3

    SHA1

    a71ff0b6f70a55ef05ab3fb0e61c4f6a60140d1c

    SHA256

    467484ba178ede44346181684e39a2f34f7d433aa11c49b029672eb5eea2f1ed

    SHA512

    b24ab0d3a0b31bc3fc5f4df82b4b5b6c72fba0a6d674a722a05239b8590f42999325fd215af0fdc9e21f9566d7924bbabbb2e70b70d1dbedc63e4bbbcc8b6c8e

  • memory/2064-99-0x0000000000400000-0x000000000071A000-memory.dmp
    Filesize

    3.1MB

  • memory/2180-97-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2180-101-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2992-15-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/2992-18-0x0000000000401000-0x00000000004B7000-memory.dmp
    Filesize

    728KB

  • memory/2992-98-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB