Overview

overview

10

Static

static

7c7bbf7e94...82.exe

windows7_x64

10

7c7bbf7e94...82.exe

windows10_x64

10

Analysis

  • max time kernel
    27s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-02-2021 13:20

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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:3928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 756
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 864
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1208
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1568
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1536
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3740
    • C:\Users\Admin\AppData\Roaming\paperships\noabu.exe
      noabu.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2100
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1604
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1892
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1816
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 1540
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:192

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/192-51-0x00000000047C0000-0x00000000047C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/204-11-0x00000000041E0000-0x00000000041E1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1368-37-0x0000000004880000-0x0000000004881000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-30-0x0000000004FB0000-0x0000000004FB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-33-0x00000000029A0000-0x00000000029C7000-memory.dmp
    Filesize

    156KB

    Download
  • memory/2100-58-0x0000000007AB0000-0x0000000007AB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-57-0x0000000007280000-0x0000000007281000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-20-0x0000000000000000-mapping.dmp
    Download
  • memory/2100-56-0x00000000071D0000-0x00000000071D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-55-0x0000000006B90000-0x0000000006B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-23-0x0000000000B40000-0x0000000000B41000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-24-0x00000000027A0000-0x00000000027A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-25-0x0000000072CC0000-0x00000000733AE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2100-26-0x00000000026E0000-0x0000000002709000-memory.dmp
    Filesize

    164KB

    Download
  • memory/2100-28-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/2100-29-0x0000000004FB3000-0x0000000004FB4000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-27-0x0000000000860000-0x0000000000895000-memory.dmp
    Filesize

    212KB

    Download
  • memory/2100-31-0x0000000004FB2000-0x0000000004FB3000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-54-0x00000000069A0000-0x00000000069A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-32-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-50-0x0000000005DE0000-0x0000000005DE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-34-0x00000000029D0000-0x00000000029D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-35-0x0000000002A50000-0x0000000002A51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-36-0x0000000004FB4000-0x0000000004FB6000-memory.dmp
    Filesize

    8KB

    Download
  • memory/2100-49-0x0000000005C60000-0x0000000005C61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-40-0x00000000054C0000-0x00000000054C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-41-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2100-45-0x0000000005AF0000-0x0000000005AF1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2156-14-0x0000000004B90000-0x0000000004B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2780-46-0x0000000004E80000-0x0000000004E81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3708-5-0x0000000004A60000-0x0000000004A61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3708-6-0x0000000004A60000-0x0000000004A61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3740-17-0x00000000046D0000-0x00000000046D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3820-42-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3928-4-0x0000000000400000-0x00000000004D5000-memory.dmp
    Filesize

    852KB

    Download
  • memory/3928-3-0x0000000000B40000-0x0000000000C0F000-memory.dmp
    Filesize

    828KB

    Download
  • memory/3928-2-0x0000000000B40000-0x0000000000B41000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3968-8-0x00000000041E0000-0x00000000041E1000-memory.dmp
    Filesize

    4KB

    Download