Analysis

  • max time kernel
    186s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 07:04

General

  • Target

    9af532248c2db561580f9a451a072a9863d03650924e83c1451bb3d4471ad97b.exe

  • Size

    87KB

  • MD5

    79c2c4246b1db86c53592afcf57a6ce4

  • SHA1

    f37eb98147abae0a8fa5d27d9f0d43b276ebda84

  • SHA256

    9af532248c2db561580f9a451a072a9863d03650924e83c1451bb3d4471ad97b

  • SHA512

    6dafe326c3251aef997d39ca2c4dd2c4abfc05ff13b3a86e852d3267f1275167eebdda9c3a1779602a053ddaa3e8f044bbcadacf382547fec1d21d87b198809d

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://lendojekam.xyz/index.php

http://lpequdeliren.fun/index.php

http://lgrarcosbann.club/index.php

http://flablenitev.site/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Loads dropped DLL 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: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9af532248c2db561580f9a451a072a9863d03650924e83c1451bb3d4471ad97b.exe
    "C:\Users\Admin\AppData\Local\Temp\9af532248c2db561580f9a451a072a9863d03650924e83c1451bb3d4471ad97b.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1720

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\9A26.tmp
    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/1244-58-0x0000000002970000-0x0000000002986000-memory.dmp
    Filesize

    88KB

  • memory/1720-54-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB

  • memory/1720-56-0x0000000000220000-0x000000000022A000-memory.dmp
    Filesize

    40KB

  • memory/1720-57-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB