Analysis

  • max time kernel
    156s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-02-2023 14:30

General

  • Target

    2023-02-09_5ebd682151819e1c5c807b15f4057c25_neshta_revil_sodinokibi.exe

  • Size

    321KB

  • MD5

    5ebd682151819e1c5c807b15f4057c25

  • SHA1

    6c094d3f421d5848afe90d65ff799dbaa152006c

  • SHA256

    7546e51b37738965704fadb25674f7fe69ea047ce5eb425c916cfa3048c78cda

  • SHA512

    2157775f63fe2080c4740cc01c1666930c16ab47f7f682982697f7cf7a80a695877cec8bbe8971d564c5acb487a4c63614543211f764fe882ed0fef60a292f70

  • SSDEEP

    6144:+9ES63VE6F/M4qE15NENn4FDBWE1WNzZoRscLe+TlhbfmdL32M81:h5RqE1Ta4FDBWxzW2cL3lh6x3P81

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2023-02-09_5ebd682151819e1c5c807b15f4057c25_neshta_revil_sodinokibi.exe
    "C:\Users\Admin\AppData\Local\Temp\2023-02-09_5ebd682151819e1c5c807b15f4057c25_neshta_revil_sodinokibi.exe"
    1⤵
    • Modifies system executable filetype association
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:5080

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads