Overview

overview

10

Static

static

Document.pdf.scr

windows7-x64

10

Document.pdf.scr

windows10-1703-x64

10

Document.pdf.scr

windows10-2004-x64

10

Analysis

  • max time kernel
    87s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 10:57

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General

  • Target

    Document.pdf.scr

  • Size

    700.0MB

  • MD5

    ea7b8236ca438995b2ee7604043fc20c

  • SHA1

    4543d6fbe467c8a17b962e0c19a25fd59d82ded8

  • SHA256

    954e35d28e5938766eb6922e08a4e26d5ed892a1578027374d945efbe0d927e3

  • SHA512

    22a1173def10e7c74fbcef024127f87635a508044c4fbbfa2f4e32b05823b5fc9fa166645851dbaa32c926a735745ca727dc0183a72fd9f3cc222f9f07395a7a

Score
10/10
redline1infostealerspyware

Malware Config

Extracted

Family

redline

Botnet

1

C2

62.204.41.139:25190

Attributes
  • auth_value

    2c239ad7c28c8eab1f9626557bb9457a

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    infostealerredline
  • RedLine payload 6 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 46 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Document.pdf.scr
    "C:\Users\Admin\AppData\Local\Temp\Document.pdf.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:904
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1096
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1700
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1884

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/904-54-0x00000000002B0000-0x00000000004D6000-memory.dmp
    Filesize

    2.1MB

    Download
  • memory/904-55-0x00000000764D1000-0x00000000764D3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/904-56-0x00000000021B0000-0x0000000002212000-memory.dmp
    Filesize

    392KB

    Download
  • memory/904-57-0x00000000054F0000-0x0000000005582000-memory.dmp
    Filesize

    584KB

    Download
  • memory/1096-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1096-60-0x000000006FB80000-0x000000007012B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1096-61-0x000000006FB80000-0x000000007012B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1096-62-0x000000006FB80000-0x000000007012B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1700-63-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-64-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-66-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-67-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-68-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-69-0x000000000041ADB2-mapping.dmp
    Download
  • memory/1700-71-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1700-73-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1884-75-0x000007FEFC3E1000-0x000007FEFC3E3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1884-76-0x0000000140000000-0x00000001405E8000-memory.dmp
    Filesize

    5.9MB

    Download
  • memory/1884-77-0x0000000140000000-0x00000001405E8000-memory.dmp
    Filesize

    5.9MB

    Download
  • memory/1884-78-0x0000000140000000-0x00000001405E8000-memory.dmp
    Filesize

    5.9MB

    Download
  • memory/1884-79-0x0000000140000000-0x00000001405E8000-memory.dmp
    Filesize

    5.9MB

    Download