Overview

overview

10

Static

static

8

0x00010000...55.exe

windows7_x64

1

0x00010000...55.exe

windows10_x64

1

0x00010000...47.exe

windows7_x64

1

0x00010000...47.exe

windows10_x64

1

0x00010000...70.exe

windows7_x64

8

0x00010000...70.exe

windows10_x64

8

0x00010000...13.exe

windows7_x64

8

0x00010000...13.exe

windows10_x64

8

0x00020000...73.exe

windows7_x64

1

0x00020000...73.exe

windows10_x64

1

0x00020000...83.exe

windows7_x64

10

0x00020000...83.exe

windows10_x64

10

0x00020000...36.exe

windows7_x64

8

0x00020000...36.exe

windows10_x64

8

0x00020000...40.exe

windows7_x64

7

0x00020000...40.exe

windows10_x64

7

0x00030000...09.exe

windows7_x64

10

0x00030000...09.exe

windows10_x64

10

0x00030000...22.exe

windows7_x64

10

0x00030000...22.exe

windows10_x64

10

0x00030000...26.exe

windows7_x64

10

0x00030000...26.exe

windows10_x64

0x00030000...34.exe

windows7_x64

10

0x00030000...34.exe

windows10_x64

10

0x00030000...06.exe

windows7_x64

10

0x00030000...06.exe

windows10_x64

10

0x00030000...41.exe

windows7_x64

10

0x00030000...41.exe

windows10_x64

10

0x00030000...45.exe

windows7_x64

1

0x00030000...45.exe

windows10_x64

1

0x00030000...48.exe

windows7_x64

8

0x00030000...48.exe

windows10_x64

8

Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-11-2020 10:45

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    0x000300000001ac9e-206.exe

  • Size

    311KB

  • MD5

    fdde60834af109d71f4c7d28b865c8a1

  • SHA1

    4f721105161b74e07b5ccd762d32932989bfb03a

  • SHA256

    b0296c0000c40d59a268b223015872d7e57c427358b5e95d1bd6e4ac40dd0f87

  • SHA512

    fecd130a4431fa81a1cf9be8019464b55bfb173dde91ced3a5828516bd51db509fd547c12dd483c00cdf5ade878ab542ffb6371238ccf960622bb464187b5778

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2019

C2

http://10022020newfolder1002002131-service1002.space/

http://10022020newfolder1002002231-service1002.space/

http://10022020newfolder3100231-service1002.space/

http://10022020newfolder1002002431-service1002.space/

http://10022020newfolder1002002531-service1002.space/

http://10022020newfolder33417-01242510022020.space/

http://10022020test125831-service1002012510022020.space/

http://10022020test136831-service1002012510022020.space/

http://10022020test147831-service1002012510022020.space/

http://10022020test146831-service1002012510022020.space/

http://10022020test134831-service1002012510022020.space/

http://10022020est213531-service100201242510022020.ru/

http://10022020yes1t3481-service1002012510022020.ru/

http://10022020test13561-service1002012510022020.su/

http://10022020test14781-service1002012510022020.info/

http://10022020test13461-service1002012510022020.net/

http://10022020test15671-service1002012510022020.tech/

http://10022020test12671-service1002012510022020.online/

http://10022020utest1341-service1002012510022020.ru/

http://10022020uest71-service100201dom2510022020.ru/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 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 697 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0x000300000001ac9e-206.exe
    "C:\Users\Admin\AppData\Local\Temp\0x000300000001ac9e-206.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\0x000300000001ac9e-206.exe
      "C:\Users\Admin\AppData\Local\Temp\0x000300000001ac9e-206.exe"
      2⤵
      • Loads dropped DLL
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:1088

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

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\4DD3.tmp
    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

    Download Submit
  • memory/1088-2-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

    Download
  • memory/1088-3-0x0000000000402A38-mapping.dmp
    Download
  • memory/1252-5-0x0000000002B30000-0x0000000002B47000-memory.dmp
    Filesize

    92KB

    Download
  • memory/2036-0-0x0000000006140000-0x0000000006151000-memory.dmp
    Filesize

    68KB

    Download
  • memory/2036-1-0x0000000006140000-0x0000000006151000-memory.dmp
    Filesize

    68KB

    Download