Analysis

  • max time kernel
    54s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    28-07-2021 01:37

General

  • Target

    SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe

  • Size

    786KB

  • MD5

    ce8d4f1db8c1bd6cf2f5e50124505aea

  • SHA1

    653e11aebdcad7546f5cb86c6cd2efb079a4a388

  • SHA256

    c12973c872a114782c7346f092ebda5e87c947b5aaaf1b80b486c23c79e9400e

  • SHA512

    13eb5835538e9de007903ddec42282bbe372233c1835db9424d050cb120ed01e3cdfc762470a0b270bed09c5f2c64a9569c133ab67d31cfaeef59d1c8dbbd617

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.vivaldi.net
  • Port:
    25
  • Username:
    africaman101@vivaldi.net
  • Password:
    Africanman101

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3832
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3832 -s 1492
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1328

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.PWS-FCUCCE8D4F1DB8C1.18903.18567.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • memory/3832-125-0x0000000000400000-0x0000000000424000-memory.dmp
    Filesize

    144KB

  • memory/3832-132-0x00000000012F0000-0x00000000012F1000-memory.dmp
    Filesize

    4KB

  • memory/3832-126-0x000000000041F84E-mapping.dmp
  • memory/4008-121-0x0000000004E80000-0x000000000537E000-memory.dmp
    Filesize

    5.0MB

  • memory/4008-120-0x00000000050D0000-0x00000000050D1000-memory.dmp
    Filesize

    4KB

  • memory/4008-114-0x00000000004D0000-0x00000000004D1000-memory.dmp
    Filesize

    4KB

  • memory/4008-122-0x00000000052A0000-0x00000000052AB000-memory.dmp
    Filesize

    44KB

  • memory/4008-123-0x0000000008660000-0x00000000086CB000-memory.dmp
    Filesize

    428KB

  • memory/4008-124-0x00000000072B0000-0x00000000072D6000-memory.dmp
    Filesize

    152KB

  • memory/4008-119-0x0000000004DB0000-0x0000000004DB1000-memory.dmp
    Filesize

    4KB

  • memory/4008-118-0x0000000004F20000-0x0000000004F21000-memory.dmp
    Filesize

    4KB

  • memory/4008-117-0x0000000005380000-0x0000000005381000-memory.dmp
    Filesize

    4KB

  • memory/4008-116-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
    Filesize

    4KB