Overview

overview

10

Static

static

0bc66b2190...90.exe

windows7_x64

10

0bc66b2190...90.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    27-01-2022 07:49

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General

  • Target

    0bc66b21901b127a1ebc4097e9ed4790.exe

  • Size

    334KB

  • MD5

    0bc66b21901b127a1ebc4097e9ed4790

  • SHA1

    16f499816b778c7b7a6a28c3b60e7e44dc414c7e

  • SHA256

    a641c3189ae0259507e027e65de7e214d2a5a9b394c3489700d6847c7297a18e

  • SHA512

    363c785efe9cefe8c5f773e7fe5c603fc97c9d4688d263362a89276cb50ca60d25a60f6d42a1d03fcf04ddc948dc95a43c6f46ac3b1bfe5671ceb1a998c14d01

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bc66b21901b127a1ebc4097e9ed4790.exe
    "C:\Users\Admin\AppData\Local\Temp\0bc66b21901b127a1ebc4097e9ed4790.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Local\Temp\0bc66b21901b127a1ebc4097e9ed4790.exe
      "C:\Users\Admin\AppData\Local\Temp\0bc66b21901b127a1ebc4097e9ed4790.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:964
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3FD797DA-00E7-45A6-A89D-C6B6689F3284} S-1-5-21-3846991908-3261386348-1409841751-1000:VQVVOAJK\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Users\Admin\AppData\Roaming\cgdrjit
      C:\Users\Admin\AppData\Roaming\cgdrjit
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Users\Admin\AppData\Roaming\cgdrjit
        C:\Users\Admin\AppData\Roaming\cgdrjit
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: MapViewOfSection
        PID:1272

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

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Downloads

  • C:\Users\Admin\AppData\Roaming\cgdrjit
    MD5

    0bc66b21901b127a1ebc4097e9ed4790

    SHA1

    16f499816b778c7b7a6a28c3b60e7e44dc414c7e

    SHA256

    a641c3189ae0259507e027e65de7e214d2a5a9b394c3489700d6847c7297a18e

    SHA512

    363c785efe9cefe8c5f773e7fe5c603fc97c9d4688d263362a89276cb50ca60d25a60f6d42a1d03fcf04ddc948dc95a43c6f46ac3b1bfe5671ceb1a998c14d01

    Download Submit
  • C:\Users\Admin\AppData\Roaming\cgdrjit
    MD5

    0bc66b21901b127a1ebc4097e9ed4790

    SHA1

    16f499816b778c7b7a6a28c3b60e7e44dc414c7e

    SHA256

    a641c3189ae0259507e027e65de7e214d2a5a9b394c3489700d6847c7297a18e

    SHA512

    363c785efe9cefe8c5f773e7fe5c603fc97c9d4688d263362a89276cb50ca60d25a60f6d42a1d03fcf04ddc948dc95a43c6f46ac3b1bfe5671ceb1a998c14d01

    Download Submit
  • C:\Users\Admin\AppData\Roaming\cgdrjit
    MD5

    0bc66b21901b127a1ebc4097e9ed4790

    SHA1

    16f499816b778c7b7a6a28c3b60e7e44dc414c7e

    SHA256

    a641c3189ae0259507e027e65de7e214d2a5a9b394c3489700d6847c7297a18e

    SHA512

    363c785efe9cefe8c5f773e7fe5c603fc97c9d4688d263362a89276cb50ca60d25a60f6d42a1d03fcf04ddc948dc95a43c6f46ac3b1bfe5671ceb1a998c14d01

    Download Submit
  • \Users\Admin\AppData\Roaming\cgdrjit
    MD5

    0bc66b21901b127a1ebc4097e9ed4790

    SHA1

    16f499816b778c7b7a6a28c3b60e7e44dc414c7e

    SHA256

    a641c3189ae0259507e027e65de7e214d2a5a9b394c3489700d6847c7297a18e

    SHA512

    363c785efe9cefe8c5f773e7fe5c603fc97c9d4688d263362a89276cb50ca60d25a60f6d42a1d03fcf04ddc948dc95a43c6f46ac3b1bfe5671ceb1a998c14d01

    Download Submit
  • memory/636-62-0x00000000005F0000-0x000000000061D000-memory.dmp
    Filesize

    180KB

    Download
  • memory/964-58-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/964-57-0x0000000075D61000-0x0000000075D63000-memory.dmp
    Filesize

    8KB

    Download
  • memory/964-55-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1272-67-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1404-59-0x0000000002600000-0x0000000002616000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1404-68-0x0000000002630000-0x0000000002646000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1520-56-0x0000000000230000-0x0000000000239000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1520-54-0x0000000000560000-0x000000000058D000-memory.dmp
    Filesize

    180KB

    Download