Overview

overview

10

Static

static

7c7bbf7e94...82.exe

windows7_x64

10

7c7bbf7e94...82.exe

windows10_x64

10

Analysis

  • max time kernel
    18s
  • max time network
    104s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-02-2021 14:13

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General

  • Target

    7c7bbf7e94bf31db432ef74fd73a6c82.exe

  • Size

    654KB

  • MD5

    7c7bbf7e94bf31db432ef74fd73a6c82

  • SHA1

    21cf96ab02b054939abba6660214a7c82a373322

  • SHA256

    6846c70c5392556654844ce2e05e68f248432176c88d2b92f44b1b487c6b7db3

  • SHA512

    3ce1568469d03dd34e02b16bdf8a60fcecee4de483a01bb1accecd37bb6d9f84a5bbaa0e390f8fa085eff28ff99d4073c462fa0a0ce522ff14e5e1c851b74b70

Score
10/10
redlinediscoveryinfostealerspyware

Malware Config

Signatures

  • RedLine

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

    infostealerredline
  • RedLine Payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 9 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7c7bbf7e94bf31db432ef74fd73a6c82.exe
    "C:\Users\Admin\AppData\Local\Temp\7c7bbf7e94bf31db432ef74fd73a6c82.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 756
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2680
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 884
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:548
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1208
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2504
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1568
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2308
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1576
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2704
    • C:\Users\Admin\AppData\Roaming\paperships\noabu.exe
      noabu.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:3948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1624
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1896
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1936
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2732
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 1824
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:788

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\paperships\noabu.exe
    MD5

    f556302aa8c3dd96773e666347d9f476

    SHA1

    5290063b66db2064d55d4ee36acae20b2b6a6044

    SHA256

    6fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b

    SHA512

    82a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d

    Download Submit
  • C:\Users\Admin\AppData\Roaming\paperships\noabu.exe
    MD5

    f556302aa8c3dd96773e666347d9f476

    SHA1

    5290063b66db2064d55d4ee36acae20b2b6a6044

    SHA256

    6fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b

    SHA512

    82a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d

    Download Submit
  • memory/548-8-0x0000000004840000-0x0000000004841000-memory.dmp
    Filesize

    4KB

    Download
  • memory/556-45-0x0000000004520000-0x0000000004521000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-3-0x0000000000AC0000-0x0000000000B8F000-memory.dmp
    Filesize

    828KB

    Download
  • memory/648-4-0x0000000000400000-0x00000000004D5000-memory.dmp
    Filesize

    852KB

    Download
  • memory/648-2-0x0000000000C20000-0x0000000000C21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/788-51-0x0000000004220000-0x0000000004221000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2308-14-0x0000000004090000-0x0000000004091000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2504-11-0x0000000004640000-0x0000000004641000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2680-6-0x0000000004630000-0x0000000004631000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2680-5-0x0000000004630000-0x0000000004631000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2704-17-0x0000000004C80000-0x0000000004C81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2732-48-0x0000000004760000-0x0000000004761000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3608-41-0x0000000004F80000-0x0000000004F81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-38-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-30-0x0000000000A80000-0x0000000000AB5000-memory.dmp
    Filesize

    212KB

    Download
  • memory/3948-26-0x0000000000BB0000-0x0000000000BD9000-memory.dmp
    Filesize

    164KB

    Download
  • memory/3948-29-0x0000000005340000-0x0000000005341000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-39-0x0000000005AF0000-0x0000000005AF1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-31-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/3948-33-0x00000000053C0000-0x00000000053C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-40-0x0000000005C60000-0x0000000005C61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-32-0x0000000004E34000-0x0000000004E36000-memory.dmp
    Filesize

    8KB

    Download
  • memory/3948-35-0x0000000004E32000-0x0000000004E33000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-36-0x0000000004E33000-0x0000000004E34000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-37-0x0000000005430000-0x0000000005431000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-28-0x0000000004DE0000-0x0000000004E07000-memory.dmp
    Filesize

    156KB

    Download
  • memory/3948-27-0x0000000004E40000-0x0000000004E41000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-34-0x0000000004E30000-0x0000000004E31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-25-0x0000000073110000-0x00000000737FE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/3948-44-0x0000000005DE0000-0x0000000005DE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-24-0x0000000002790000-0x0000000002791000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-23-0x0000000000C00000-0x0000000000C01000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-20-0x0000000000000000-mapping.dmp
    Download
  • memory/3948-54-0x00000000069A0000-0x00000000069A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-55-0x0000000006B90000-0x0000000006B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-56-0x00000000071D0000-0x00000000071D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-57-0x0000000007280000-0x0000000007281000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3948-58-0x0000000007AC0000-0x0000000007AC1000-memory.dmp
    Filesize

    4KB

    Download