Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 08:34

General

  • Target

    37d3912f917ae3bbf704eb571604a456fe74e5af5e4672fa4e1c5fe8c3ffcdc5.exe

  • Size

    327KB

  • MD5

    afb1606ad12ad8ede49d8ac578644880

  • SHA1

    269fea986e4693b0759057c8e76c9db53868dd77

  • SHA256

    37d3912f917ae3bbf704eb571604a456fe74e5af5e4672fa4e1c5fe8c3ffcdc5

  • SHA512

    a35c74563dea36b20f2e040813866fd6afe7927df87cbb5c42f561bea6ae8828cbc6784ee83b5a6769859c142ddb1fbfe83b90ab31c2b7bd7e52252735844dfc

  • SSDEEP

    6144:Cr4f9uEo2S1YnQmCX492DkwNP3qpYFAvZm2iODkqdNho9a8eua1BQ9GXk4HVqWS:Cr4Vu6/eIo41Zm2qo8UckXDVqWS

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37d3912f917ae3bbf704eb571604a456fe74e5af5e4672fa4e1c5fe8c3ffcdc5.exe
    "C:\Users\Admin\AppData\Local\Temp\37d3912f917ae3bbf704eb571604a456fe74e5af5e4672fa4e1c5fe8c3ffcdc5.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2220

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tsu4E220A27.dll
    Filesize

    269KB

    MD5

    af7ce801c8471c5cd19b366333c153c4

    SHA1

    4267749d020a362edbd25434ad65f98b073581f1

    SHA256

    cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

    SHA512

    88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

  • C:\Users\Admin\AppData\Local\Temp\{4E41138D-5E09-4E43-ACA8-162B95A2317B}\Custom.dll
    Filesize

    91KB

    MD5

    d4aa9b74477f27248e5698b1e6936544

    SHA1

    033e6d9e0317f18177436e4f436e9911733933d6

    SHA256

    3867a7cdba893eaece640d5dd17a3dd759af94cd5a0924b849ec4db82d020190

    SHA512

    e88af1bdefd7d42400d5efc5169a39c23d27bf29383952d3275752f0250ab0e206053229f431969bcc01c4019cd5e5eb9a6572aad53bad25809f2f026e93c290

  • C:\Users\Admin\AppData\Local\Temp\{4E41138D-5E09-4E43-ACA8-162B95A2317B}\_Setup.dll
    Filesize

    179KB

    MD5

    35b1d5b099a7bccc1b38e0ca0ef5c47a

    SHA1

    3667c7290097cec828bd8e45c14a36b853c61ad2

    SHA256

    e03a8c9448bd7416f8fd2a5c306708e29972e4c0d6751d5c1dda68d7d0d2550b

    SHA512

    9c64d17cc6cf361422d2b2f6a9306138e51b9e1b71a6475cc06a67300e9897ee1d03cb6120f966a168003a54f64a0562aa8fd3566e0e66f01906cb31d7297a0f