Overview

overview

10

Static

static

7611ca6f99...13.exe

windows7_x64

10

7611ca6f99...13.exe

windows10_x64

10

Analysis

  • max time kernel
    118s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    26-01-2022 15:50

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General

  • Target

    7611ca6f99717831a68abb43c40ef61176148f4abf6d86945fec830b3b67a713.exe

  • Size

    335KB

  • MD5

    fb88b2a254fe36948a6f016fc866916d

  • SHA1

    72a1cde4b99ebeb4f03418f2ba8118e22f3830c6

  • SHA256

    7611ca6f99717831a68abb43c40ef61176148f4abf6d86945fec830b3b67a713

  • SHA512

    5190028508ebb93b809e51bb5b1f888253808038321c971a83ce652ac27c511888fb9fc52d542751801f97034511c3cb11f15c905c3361bfc17ace9533a6b7cc

Score
10/10
smokeloaderbackdoorcollectiontrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7611ca6f99717831a68abb43c40ef61176148f4abf6d86945fec830b3b67a713.exe
    "C:\Users\Admin\AppData\Local\Temp\7611ca6f99717831a68abb43c40ef61176148f4abf6d86945fec830b3b67a713.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2656
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
    • Accesses Microsoft Outlook profiles
    • outlook_office_path
    • outlook_win_path
    PID:3376
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe
    1⤵
      PID:3752

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/2656-116-0x0000000000610000-0x0000000000619000-memory.dmp
      Filesize

      36KB

      Download
    • memory/2656-117-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB

      Download
    • memory/3056-118-0x00000000012D0000-0x00000000012E6000-memory.dmp
      Filesize

      88KB

      Download
    • memory/3376-120-0x0000000000510000-0x0000000000584000-memory.dmp
      Filesize

      464KB

      Download
    • memory/3376-121-0x00000000004A0000-0x000000000050B000-memory.dmp
      Filesize

      428KB

      Download
    • memory/3752-119-0x00000000006B0000-0x00000000006BC000-memory.dmp
      Filesize

      48KB

      Download