Analysis

  • max time kernel
    184s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 08:04

General

  • Target

    d67503260620c8ac5c197a6be95343b6a44b757b4fe16f98c6dabf196da2c84b.exe

  • Size

    194KB

  • MD5

    739f454db02061609be81b5d6c7fa9c4

  • SHA1

    1bb8e502ec1eca05d6a363e3d81ec3b116cd900b

  • SHA256

    d67503260620c8ac5c197a6be95343b6a44b757b4fe16f98c6dabf196da2c84b

  • SHA512

    02f61c64382799bbd054349a9f8cf1df6e01216c4c36a2ce689c590327dc3aa024ba9a4c8ed81dc206837efb5fe7874e50454ef58ddde609cff2bba011a856fe

  • SSDEEP

    1536:JxqjQ+P04wsmJCUkQyHuhT+RJLsJ9mJWSE7AL5Mr0lzo8Q12yTolvMtG4lzo8Q13:sr85CUkw4JLsJ5S6ALHGToYGyGToYx

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.

  • 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\d67503260620c8ac5c197a6be95343b6a44b757b4fe16f98c6dabf196da2c84b.exe
    "C:\Users\Admin\AppData\Local\Temp\d67503260620c8ac5c197a6be95343b6a44b757b4fe16f98c6dabf196da2c84b.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:1700

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads