Overview

overview

10

Static

static

3

4617c8338e...18.exe

windows7-x64

10

4617c8338e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    154s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-03-2024 22:38

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    4617c8338e5c25c0f136c8a9e98303d3_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    4617c8338e5c25c0f136c8a9e98303d3

  • SHA1

    d404c3a79937aab5ee0a66dc1a83671dfe275fa8

  • SHA256

    0f411fca3429c794c6261ce872f15529d2fefc9a002cc52b4669d5e7f59198a2

  • SHA512

    b615c82c02208a3fa5f5d75735f6671c822936f413a3ff5dedc1e373dbc0b2db08ae2835c8422aa41d289e3790f8bead4977ee896a103c77fe48e67128983dc6

  • SSDEEP

    3072:561mP+mcCKZLvb5gh2G+Trah1boS9D98aShyuy6inoeP+9Ty1B3E:cmP+3RF+2G3vVx98aC3v9oE

Score
10/10
smokeloaderpub5backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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\4617c8338e5c25c0f136c8a9e98303d3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4617c8338e5c25c0f136c8a9e98303d3_JaffaCakes118.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2864
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {1D5BC50B-49F6-465A-928E-54BFF45D2778} S-1-5-21-2461186416-2307104501-1787948496-1000:MGILJUBR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Users\Admin\AppData\Roaming\vfcfaju
      C:\Users\Admin\AppData\Roaming\vfcfaju
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:796

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

  • C:\Users\Admin\AppData\Roaming\vfcfaju
    Filesize

    212KB

    MD5

    4617c8338e5c25c0f136c8a9e98303d3

    SHA1

    d404c3a79937aab5ee0a66dc1a83671dfe275fa8

    SHA256

    0f411fca3429c794c6261ce872f15529d2fefc9a002cc52b4669d5e7f59198a2

    SHA512

    b615c82c02208a3fa5f5d75735f6671c822936f413a3ff5dedc1e373dbc0b2db08ae2835c8422aa41d289e3790f8bead4977ee896a103c77fe48e67128983dc6

    Download Submit
  • memory/796-14-0x0000000000590000-0x0000000000690000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/796-15-0x0000000000400000-0x00000000004A7000-memory.dmp
    Filesize

    668KB

    Download
  • memory/796-19-0x0000000000400000-0x00000000004A7000-memory.dmp
    Filesize

    668KB

    Download
  • memory/1196-4-0x0000000002A70000-0x0000000002A86000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1196-16-0x0000000002930000-0x0000000002946000-memory.dmp
    Filesize

    88KB

    Download
  • memory/2864-1-0x0000000000540000-0x0000000000640000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/2864-3-0x0000000000400000-0x00000000004A7000-memory.dmp
    Filesize

    668KB

    Download
  • memory/2864-2-0x0000000000020000-0x0000000000029000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2864-5-0x0000000000400000-0x00000000004A7000-memory.dmp
    Filesize

    668KB

    Download