Overview

overview

10

Static

static

3

1f16146429...18.exe

windows7-x64

10

1f16146429...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 10:01

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General

  • Target

    1f16146429aa89bee5dd6984402d0d05_JaffaCakes118.exe

  • Size

    338KB

  • MD5

    1f16146429aa89bee5dd6984402d0d05

  • SHA1

    c89dafee3c49f1ab7addc3e90b22d86f1de092c9

  • SHA256

    a5b54c044e643b5d968e2dd747b4e24e784be563d712bec870b9baebf9c5829d

  • SHA512

    30dde93f4c787f5fa95303c7a182c6ede9b5b0dcd8954a5250a56864c97404de3094dfac953c577148881aad7fa770283ee6efa95903f734ed463412c0ca873e

  • SSDEEP

    6144:a9/sIV9kZ5ccF7unhwe9atPnEZ0YKkKQAlZejt7d:YjbS5jByhw+atPG0YFKQQu3

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://fazanaharahe10.top/

http://xandelissane20.top/

http://ustiassosale30.top/

http://cytheriata40.top/

http://ggiergionard50.top/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 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 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f16146429aa89bee5dd6984402d0d05_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1f16146429aa89bee5dd6984402d0d05_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3608
    • C:\Users\Admin\AppData\Local\Temp\1f16146429aa89bee5dd6984402d0d05_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\1f16146429aa89bee5dd6984402d0d05_JaffaCakes118.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 328
        3⤵
        • Program crash
        PID:5076
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 396 -ip 396
    1⤵
      PID:2492

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/396-3-0x0000000000400000-0x0000000000409000-memory.dmp
      Filesize

      36KB

      Download
    • memory/396-4-0x0000000000400000-0x0000000000409000-memory.dmp
      Filesize

      36KB

      Download
    • memory/396-8-0x0000000000410000-0x00000000004D9000-memory.dmp
      Filesize

      804KB

      Download
    • memory/396-9-0x0000000000400000-0x0000000000409000-memory.dmp
      Filesize

      36KB

      Download
    • memory/3444-5-0x0000000002940000-0x0000000002956000-memory.dmp
      Filesize

      88KB

      Download
    • memory/3608-1-0x00000000019F0000-0x0000000001AF0000-memory.dmp
      Filesize

      1024KB

      Download
    • memory/3608-2-0x0000000001930000-0x0000000001939000-memory.dmp
      Filesize

      36KB

      Download