Overview

overview

10

Static

static

e071a36257...4a.exe

windows7_x64

10

e071a36257...4a.exe

windows10_x64

10

Analysis

  • max time kernel
    129s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    21-02-2021 18:11

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General

  • Target

    e071a3625768f69ca1a294391a58184a.exe

  • Size

    660KB

  • MD5

    e071a3625768f69ca1a294391a58184a

  • SHA1

    88b49df41d5d5555758c660da1c013a03ebd06d3

  • SHA256

    ec51c1a42099d2ebcb00e68608346ac14013c57f5a87713f6ab41b17c305b537

  • SHA512

    be4ae33c033967e852cfdf5cb5e86683f6da86c8b01be9e7e72a258ec100aaf7661e5aff3575ceb1535b50abde352f187735dc7c021d8d0212f41b67979588f2

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\e071a3625768f69ca1a294391a58184a.exe
    "C:\Users\Admin\AppData\Local\Temp\e071a3625768f69ca1a294391a58184a.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 756
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 864
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3348
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1208
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1212
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1588
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1628
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:1864
    • C:\Users\Admin\AppData\Roaming\paperships\noabu.exe
      noabu.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1600
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1912
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3296
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 1876
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:4052

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/204-17-0x00000000050C0000-0x00000000050C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1628-3-0x0000000000B30000-0x0000000000BFF000-memory.dmp
    Filesize

    828KB

    Download
  • memory/1628-4-0x0000000000400000-0x00000000004D5000-memory.dmp
    Filesize

    852KB

    Download
  • memory/1628-2-0x0000000000D00000-0x0000000000D01000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1864-23-0x0000000004B90000-0x0000000004B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-36-0x0000000004E02000-0x0000000004E03000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-39-0x0000000002740000-0x0000000002767000-memory.dmp
    Filesize

    156KB

    Download
  • memory/2276-62-0x0000000007AB0000-0x0000000007AB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-61-0x0000000007280000-0x0000000007281000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-26-0x0000000000000000-mapping.dmp
    Download
  • memory/2276-60-0x00000000071D0000-0x00000000071D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-59-0x0000000006B90000-0x0000000006B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-29-0x0000000000BD0000-0x0000000000BD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-30-0x0000000002780000-0x0000000002781000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-31-0x0000000000930000-0x0000000000965000-memory.dmp
    Filesize

    212KB

    Download
  • memory/2276-32-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/2276-33-0x0000000072960000-0x000000007304E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2276-34-0x00000000025B0000-0x00000000025D9000-memory.dmp
    Filesize

    164KB

    Download
  • memory/2276-58-0x00000000069A0000-0x00000000069A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-35-0x0000000004E00000-0x0000000004E01000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-37-0x0000000004E03000-0x0000000004E04000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-38-0x0000000004E10000-0x0000000004E11000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-57-0x0000000005DE0000-0x0000000005DE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-40-0x0000000005310000-0x0000000005311000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-56-0x0000000005C60000-0x0000000005C61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-45-0x00000000053B0000-0x00000000053B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-46-0x0000000004E04000-0x0000000004E06000-memory.dmp
    Filesize

    8KB

    Download
  • memory/2276-47-0x0000000005430000-0x0000000005431000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-52-0x0000000005AF0000-0x0000000005AF1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2276-51-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2424-20-0x00000000047F0000-0x00000000047F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3140-5-0x0000000004B90000-0x0000000004B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3140-6-0x0000000004B90000-0x0000000004B91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3296-48-0x0000000004B60000-0x0000000004B61000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3348-8-0x0000000004CE0000-0x0000000004CE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3884-41-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3940-16-0x00000000047F0000-0x00000000047F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3940-11-0x00000000047F0000-0x00000000047F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4052-53-0x00000000047F0000-0x00000000047F1000-memory.dmp
    Filesize

    4KB

    Download