Analysis

  • max time kernel
    84s
  • max time network
    85s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 19:41

General

  • Target

    Bank Details.exe

  • Size

    406KB

  • MD5

    602837306612ca096d4729269b4080d3

  • SHA1

    cb8eccbada88f67becdb128bdcd050104cab892f

  • SHA256

    5165df1ccd40fd8cfe1e6646614a97210c3d0890cfa38dd4896fcbb9da88bed1

  • SHA512

    2060d8393abb4be89309d8d00494fcd255924eab4ad085e8d86e26f022d2ca42a8ee61ba0f2dbb6167a4ee25fb1d0a447b96f35babd4e7a657086e9836268573

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.aviner.co.za
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    NoLimits@

Signatures

  • Cheetah Keylogger

    Cheetah is a keylogger and info stealer first seen in March 2020.

  • Cheetah Keylogger Payload 1 IoCs
  • 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: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bank Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Bank Details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:564

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/564-7-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/564-8-0x000000000041FEBE-mapping.dmp

  • memory/564-9-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/564-10-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/564-11-0x0000000074350000-0x0000000074A3E000-memory.dmp

    Filesize

    6.9MB

  • memory/564-14-0x00000000005C0000-0x00000000005F1000-memory.dmp

    Filesize

    196KB

  • memory/1880-0-0x00000000743D0000-0x0000000074ABE000-memory.dmp

    Filesize

    6.9MB

  • memory/1880-1-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

  • memory/1880-3-0x0000000000460000-0x0000000000470000-memory.dmp

    Filesize

    64KB

  • memory/1880-4-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB

  • memory/1880-5-0x0000000000550000-0x0000000000552000-memory.dmp

    Filesize

    8KB

  • memory/1880-6-0x0000000000950000-0x0000000000955000-memory.dmp

    Filesize

    20KB