Overview

overview

7

Static

static

1

2d3e6261d0...18.exe

windows7-x64

7

2d3e6261d0...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    99s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2023 07:17

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General

  • Target

    2d3e6261d0b1e621039861a054d31293c816261928afffa18ac91c2cc4039f18.exe

  • Size

    25.9MB

  • MD5

    5fe9f478ed6a614c972c64219d1ce731

  • SHA1

    ef6b61f51551c6581ee349f3cfaf94bd0a6f3da3

  • SHA256

    2d3e6261d0b1e621039861a054d31293c816261928afffa18ac91c2cc4039f18

  • SHA512

    bff24fccaf36ac35da9065825bab40e489ba8f9c4007227c6f73cdb24f339a57f7f7aec6baa863ee9a8187ae02f615d34a8ac0b90aebe80378cc97522200c6d5

  • SSDEEP

    786432:8j9RPCFJ/FZNDRLPjqLBeYPWEiR4mEAnG4f3L:8j9RyfNLPmLMu7a/EA9j

Score
7/10
bootkitpersistence

Malware Config

Signatures

  • Loads dropped DLL 11 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d3e6261d0b1e621039861a054d31293c816261928afffa18ac91c2cc4039f18.exe
    "C:\Users\Admin\AppData\Local\Temp\2d3e6261d0b1e621039861a054d31293c816261928afffa18ac91c2cc4039f18.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\FindProcDLL.dll
    Filesize

    27KB

    MD5

    6f73b00aef6c49eac62128ef3eca677e

    SHA1

    1b6aff67d570e5ee61af2376247590eb49b728a1

    SHA256

    6eb09ce25c7fc62e44dc2f71761c6d60dd4b2d0c7d15e9651980525103aac0a9

    SHA512

    678fc4bf7d345eeb99a3420ec7d0071eaba302845e93b48527d9a2a9c406709cc44ec74d6a889e25a8351a463803f8713a833df3a1707a5ad50db05240a32938

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\InstallOptions.dll
    Filesize

    15KB

    MD5

    09d8971beefefffd710030dd167a99e0

    SHA1

    a0117786ad77213f3eb48cfdc3819786cb796b7d

    SHA256

    caf64a4e9449220ba618a9aa2ae4ed3774c5d0f193bda44be22676c27ae0ec95

    SHA512

    3956f0c6bcdf033e4a10ab33872a66e0668da28ec31cb7a2c67ef7266d7c0845998a2a85a6cc25aba1df73909df8104119cf5f1f86c1e91f8fd201765aea49f0

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\InstallOptions.dll
    Filesize

    15KB

    MD5

    09d8971beefefffd710030dd167a99e0

    SHA1

    a0117786ad77213f3eb48cfdc3819786cb796b7d

    SHA256

    caf64a4e9449220ba618a9aa2ae4ed3774c5d0f193bda44be22676c27ae0ec95

    SHA512

    3956f0c6bcdf033e4a10ab33872a66e0668da28ec31cb7a2c67ef7266d7c0845998a2a85a6cc25aba1df73909df8104119cf5f1f86c1e91f8fd201765aea49f0

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\InstallOptions.dll
    Filesize

    15KB

    MD5

    09d8971beefefffd710030dd167a99e0

    SHA1

    a0117786ad77213f3eb48cfdc3819786cb796b7d

    SHA256

    caf64a4e9449220ba618a9aa2ae4ed3774c5d0f193bda44be22676c27ae0ec95

    SHA512

    3956f0c6bcdf033e4a10ab33872a66e0668da28ec31cb7a2c67ef7266d7c0845998a2a85a6cc25aba1df73909df8104119cf5f1f86c1e91f8fd201765aea49f0

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\ioSpecial.ini
    Filesize

    1KB

    MD5

    a5f237c9af11fb2c7b6008c297cc11e1

    SHA1

    dd0c96859b615be15dafe80908038cc92dc54c8e

    SHA256

    70a3859d964ea3fd1f20a529a397b0f54415e6f6ec5c5f0f9f13ad07647217d8

    SHA512

    029417f045a76a27247fe06130da47ffdfca06a5011b5469bafda07afe8f4cbfdc9ebe91aadf284856895efb371f5076f2ea23caae50243b17af5504c481362b

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\myinternet.dll
    Filesize

    1.2MB

    MD5

    b29b3e3874823b17c11ee5dfca740c72

    SHA1

    1e104c9a9bbae8437127ed8ff691c2d33047e4c2

    SHA256

    2b90122ac9259751de7e257e61292966d649a021ba91769e7496a38cafec5f47

    SHA512

    07ed39976dc7e0b8e3d4a6370ec731901caa6ed7e06709ea80d3eb27b92a1103c7bdec03e4c89873bbd8f2339ab88425fe46aaa05b20cce6780f603654cf48fe

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

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  • C:\Users\Admin\AppData\Local\Temp\nsr9A80.tmp\nsProcess.dll
    Filesize

    4KB

    MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

    SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

    SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

    SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

    Download Submit