Analysis

  • max time kernel
    24s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17-12-2020 15:36

General

  • Target

    SecuriteInfo.com.Mal.Generic-S.23822.19981.exe

  • Size

    5.5MB

  • MD5

    acf9859073668352c595f1bf2e8acbf2

  • SHA1

    08287325bb14df236fe5aa9a9dfc68da8088a7e0

  • SHA256

    2e302bee38d2c734914bd99beb38bfbf483a8e90ac57306ede31c13bd6ad45d3

  • SHA512

    f08a5e452c09eb3fe8fcded68eb7b4a43563938a42dbeb84468ffa0f0cb016397b6543788f9ada0186f47936cae5d61b21cb9e38c44903600971814c3dcb51e6

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main Payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1180
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe'
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2704

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Mal.Generic-S.23822.19981.exe.log
    MD5

    c0ad7b531cb050d170ceb51110be64db

    SHA1

    1fc4ff77fe0838a1fec8723139c25d5708ed8c0b

    SHA256

    2212589a88f2f3fa5c7127e548ea493b3ab2927e2417b54928ec82e3a42a424c

    SHA512

    148ecaa1ee3259ab2ec63abb28af5daad10534bd48e9afec2984d343c8f9c361f8caed04b32bb0de85d41e3329935e6d100d5036e33bc8fadcda1f7dd1bde436

  • memory/576-3-0x0000000000970000-0x0000000000971000-memory.dmp
    Filesize

    4KB

  • memory/576-5-0x0000000010D70000-0x0000000010D71000-memory.dmp
    Filesize

    4KB

  • memory/576-6-0x00000000056B0000-0x0000000005737000-memory.dmp
    Filesize

    540KB

  • memory/576-7-0x0000000005C40000-0x0000000005C41000-memory.dmp
    Filesize

    4KB

  • memory/576-2-0x0000000073190000-0x000000007387E000-memory.dmp
    Filesize

    6.9MB

  • memory/1180-20-0x0000000006DA0000-0x0000000006DA1000-memory.dmp
    Filesize

    4KB

  • memory/1180-8-0x0000000000400000-0x0000000000486000-memory.dmp
    Filesize

    536KB

  • memory/1180-9-0x0000000000481D3E-mapping.dmp
  • memory/1180-14-0x0000000005820000-0x0000000005821000-memory.dmp
    Filesize

    4KB

  • memory/1180-16-0x00000000065B0000-0x00000000065B1000-memory.dmp
    Filesize

    4KB

  • memory/1180-11-0x0000000073190000-0x000000007387E000-memory.dmp
    Filesize

    6.9MB

  • memory/1180-19-0x0000000006DC0000-0x0000000006DC1000-memory.dmp
    Filesize

    4KB

  • memory/2704-24-0x0000000006B80000-0x0000000006B81000-memory.dmp
    Filesize

    4KB

  • memory/2704-28-0x0000000007320000-0x0000000007321000-memory.dmp
    Filesize

    4KB

  • memory/2704-22-0x0000000000CB0000-0x0000000000CB1000-memory.dmp
    Filesize

    4KB

  • memory/2704-23-0x0000000006BB0000-0x0000000006BB1000-memory.dmp
    Filesize

    4KB

  • memory/2704-17-0x0000000000000000-mapping.dmp
  • memory/2704-25-0x0000000007250000-0x0000000007251000-memory.dmp
    Filesize

    4KB

  • memory/2704-27-0x0000000007510000-0x0000000007511000-memory.dmp
    Filesize

    4KB

  • memory/2704-18-0x0000000073190000-0x000000007387E000-memory.dmp
    Filesize

    6.9MB

  • memory/2704-29-0x0000000007CB0000-0x0000000007CB1000-memory.dmp
    Filesize

    4KB

  • memory/2704-30-0x0000000007BD0000-0x0000000007BD1000-memory.dmp
    Filesize

    4KB

  • memory/2704-32-0x0000000008BD0000-0x0000000008C03000-memory.dmp
    Filesize

    204KB

  • memory/2704-39-0x0000000008990000-0x0000000008991000-memory.dmp
    Filesize

    4KB

  • memory/2704-40-0x0000000008D00000-0x0000000008D01000-memory.dmp
    Filesize

    4KB

  • memory/2704-41-0x0000000008EB0000-0x0000000008EB1000-memory.dmp
    Filesize

    4KB

  • memory/2704-42-0x0000000008E60000-0x0000000008E61000-memory.dmp
    Filesize

    4KB

  • memory/2704-44-0x0000000008E50000-0x0000000008E51000-memory.dmp
    Filesize

    4KB