Analysis

  • max time kernel
    142s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11-06-2022 21:06

General

  • Target

    24cf939935dedc5f2abf77799581f6d2689e2e46486d16db23f921f4195c704f.exe

  • Size

    182KB

  • MD5

    ecd9d90bd2695531c62882ccf14184ee

  • SHA1

    bf6f84b7fcb5ca047a16dc45349d967ecdce888c

  • SHA256

    24cf939935dedc5f2abf77799581f6d2689e2e46486d16db23f921f4195c704f

  • SHA512

    920af48a8d7bd17526921f90c2bb733dfc6d98e68866be5c2d0a09173d3c7f35822d6a85723edc99fe0c7655204bd61ec128f5e5248f175843feb38a1d16a37c

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\24cf939935dedc5f2abf77799581f6d2689e2e46486d16db23f921f4195c704f.exe
    "C:\Users\Admin\AppData\Local\Temp\24cf939935dedc5f2abf77799581f6d2689e2e46486d16db23f921f4195c704f.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    PID:2692

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nscF439.tmp\System.dll
    Filesize

    11KB

    MD5

    b8992e497d57001ddf100f9c397fcef5

    SHA1

    e26ddf101a2ec5027975d2909306457c6f61cfbd

    SHA256

    98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b

    SHA512

    8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c

  • C:\Users\Admin\AppData\Local\Temp\nscF439.tmp\blowfish.dll
    Filesize

    26KB

    MD5

    a0a4fc162c9876660aae6d06008aa0a2

    SHA1

    c2bb69b4960660ebf8b8bafcad20a5eeb859a17b

    SHA256

    52b8e1f958fd0a352b7a9192d73a72d1c32711ff1740ded3e80009eb44d48575

    SHA512

    426f2c1cd52b1f0619f85c476f790b30ced912e31740fe7450dab9ed189d840b635e67ab05310269b1534d02be4afd885f952d4a231df6c232bae4313503c4ea

  • C:\Users\Admin\AppData\Local\Temp\nscF439.tmp\blowfish.dll
    Filesize

    26KB

    MD5

    a0a4fc162c9876660aae6d06008aa0a2

    SHA1

    c2bb69b4960660ebf8b8bafcad20a5eeb859a17b

    SHA256

    52b8e1f958fd0a352b7a9192d73a72d1c32711ff1740ded3e80009eb44d48575

    SHA512

    426f2c1cd52b1f0619f85c476f790b30ced912e31740fe7450dab9ed189d840b635e67ab05310269b1534d02be4afd885f952d4a231df6c232bae4313503c4ea

  • C:\Users\Admin\AppData\Local\Temp\nscF439.tmp\inetc.dll
    Filesize

    20KB

    MD5

    e541458cfe66ef95ffbea40eaaa07289

    SHA1

    caec1233f841ee72004231a3027b13cdeb13274c

    SHA256

    3bce87b66d9272c82421920c34b0216e12c57a437d1955c36f23c74c1a01d420

    SHA512

    0bf6313e4cb7bbdcfba828fb791540b630adc58c43aa4b5ba77790367d0f34f76077cd84cc62e2a2c98c788a88547f32a11e549873d172c5aa2753124847cd0c

  • C:\Users\Admin\AppData\Local\Temp\nscF439.tmp\inetc.dll
    Filesize

    20KB

    MD5

    e541458cfe66ef95ffbea40eaaa07289

    SHA1

    caec1233f841ee72004231a3027b13cdeb13274c

    SHA256

    3bce87b66d9272c82421920c34b0216e12c57a437d1955c36f23c74c1a01d420

    SHA512

    0bf6313e4cb7bbdcfba828fb791540b630adc58c43aa4b5ba77790367d0f34f76077cd84cc62e2a2c98c788a88547f32a11e549873d172c5aa2753124847cd0c