Analysis

  • max time kernel
    150s
  • max time network
    161s
  • 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 07:34

General

  • Target

    c8816cf1d7744a98856f9d83f94fac7cf2f20382c45a9d8e83290ce63762fde8.exe

  • Size

    326KB

  • MD5

    67f10c464e7026029828713bb15147f8

  • SHA1

    064ba0abfb43dbcf7b5c4596a9c7bbdba6299961

  • SHA256

    c8816cf1d7744a98856f9d83f94fac7cf2f20382c45a9d8e83290ce63762fde8

  • SHA512

    ca0da24c9e4a37b74e49fa637a2c1cd06e8cf51952d0cfab745ecf3b1233d93d175f3baea40b41d1e6ddbd4f7a179b3acc9d55884b2d1484ef143c6f368eee34

  • SSDEEP

    6144:+r469uEo2S1YnQmCX492DkwNP3qpYFhVq5fRr7kW2hjCmPLSysJma7:+r4iu6/eIo44O0W2UY2yy7

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\c8816cf1d7744a98856f9d83f94fac7cf2f20382c45a9d8e83290ce63762fde8.exe
    "C:\Users\Admin\AppData\Local\Temp\c8816cf1d7744a98856f9d83f94fac7cf2f20382c45a9d8e83290ce63762fde8.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4152

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\Tsu9A305F1B.dll
    Filesize

    269KB

    MD5

    af7ce801c8471c5cd19b366333c153c4

    SHA1

    4267749d020a362edbd25434ad65f98b073581f1

    SHA256

    cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

    SHA512

    88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

  • C:\Users\Admin\AppData\Local\Temp\{EB51331E-8BBC-42E8-A003-C39E30B211E8}\Custom.dll
    Filesize

    91KB

    MD5

    0842e2723fff1f80955c9dbd38019c75

    SHA1

    bea88c3fe74817b048951bd218e70d9dead617d9

    SHA256

    d71cea96d49b48f8702337d01681b2f144aca8acb56a699b9599106c11cc7458

    SHA512

    28acff8e01224291aa67f57b2d514db84a79fc2cf7ed28ed2e2cecbdf070fb3b1cf52e295a9412641422338f78d86fc6ea21d835a8de21565a8f53d24c604b02

  • C:\Users\Admin\AppData\Local\Temp\{EB51331E-8BBC-42E8-A003-C39E30B211E8}\_Setup.dll
    Filesize

    179KB

    MD5

    35b1d5b099a7bccc1b38e0ca0ef5c47a

    SHA1

    3667c7290097cec828bd8e45c14a36b853c61ad2

    SHA256

    e03a8c9448bd7416f8fd2a5c306708e29972e4c0d6751d5c1dda68d7d0d2550b

    SHA512

    9c64d17cc6cf361422d2b2f6a9306138e51b9e1b71a6475cc06a67300e9897ee1d03cb6120f966a168003a54f64a0562aa8fd3566e0e66f01906cb31d7297a0f