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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/10/2023, 05:04

General

  • Target

    a26fa22fb2e2c1f2ab1ca28b271ae6f960e69f46fa5926b3e327beb656f0b5cc.exe

  • Size

    254KB

  • MD5

    8a5df9188d55f2e4139033e94b3ffe72

  • SHA1

    7a013a3c6f1bf12752b979694bd774499ae62116

  • SHA256

    a26fa22fb2e2c1f2ab1ca28b271ae6f960e69f46fa5926b3e327beb656f0b5cc

  • SHA512

    6ba19498e8d721ad476abbb8b80c0a6a2038db440a1e772ae879da0ae38e11b636396e1f5ee3776267f2f02f3219c57d970258f70959a40c5d73dcc631cb4447

  • SSDEEP

    3072:kwXA+hpKbLK0OSZvM5nF7crPiZ38PteyzjR5RZCo+Dn1K5x7625Uc4+wQAJQAfrz:R9hpKbL/LZ0M8M1pDf+SxafL/

Malware Config

Extracted

Family

smokeloader

Botnet

0024

Extracted

Family

smokeloader

Version

2022

C2

https://utah-saints.com/search.php

https://atlanta-newspaper.com/search.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\a26fa22fb2e2c1f2ab1ca28b271ae6f960e69f46fa5926b3e327beb656f0b5cc.exe
    "C:\Users\Admin\AppData\Local\Temp\a26fa22fb2e2c1f2ab1ca28b271ae6f960e69f46fa5926b3e327beb656f0b5cc.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2444-1-0x0000000000760000-0x0000000000860000-memory.dmp

    Filesize

    1024KB

  • memory/2444-2-0x0000000000400000-0x00000000004F4000-memory.dmp

    Filesize

    976KB

  • memory/2444-3-0x00000000006B0000-0x00000000006B9000-memory.dmp

    Filesize

    36KB

  • memory/2444-5-0x0000000000400000-0x00000000004F4000-memory.dmp

    Filesize

    976KB

  • memory/3248-4-0x0000000000F20000-0x0000000000F36000-memory.dmp

    Filesize

    88KB