Analysis

  • max time kernel
    151s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    14-04-2021 23:57

General

  • Target

    hb2le.exe

  • Size

    276KB

  • MD5

    69c1c62895726fedc482d2b2f408f8ce

  • SHA1

    a6327d2b1e6c0d30681085699aa2290e2e371994

  • SHA256

    f8f9e464b8f667a85f7095e9ac4ff80a08a96e5c4765d62b18471b1908bb0109

  • SHA512

    de5ebb736d1dc225ca56218538dfc8d27b61f16caa7ebd6a14ff7534b42cee1edecdde43f70524d96f6ecccf1303fba90cff5109375eb8d273fef9df71027ab6

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://etasuklavish.today/

http://mragyzmachnobesdi.today/

http://kimchinikuzims.today/

http://slacvostinrius.today/

http://straponuliusyn.today/

http://grammmdinss.today/

http://viprasputinsd.chimkent.su/

http://lupadypa.dagestan.su/

http://stoknolimchin.exnet.su/

http://musaroprovadnikov.live/

http://teemforyourexprensiti.life/

http://stolkgolmishutich.termez.su/

http://roompampamgandish.wtf/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hb2le.exe
    "C:\Users\Admin\AppData\Local\Temp\hb2le.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1944

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\2F6.tmp
    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • memory/1252-64-0x0000000002AE0000-0x0000000002AF6000-memory.dmp
    Filesize

    88KB

  • memory/1944-60-0x0000000076691000-0x0000000076693000-memory.dmp
    Filesize

    8KB

  • memory/1944-62-0x00000000002A0000-0x00000000002AA000-memory.dmp
    Filesize

    40KB

  • memory/1944-63-0x0000000000400000-0x0000000003DA8000-memory.dmp
    Filesize

    57.7MB