Analysis

  • max time kernel
    146s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 12:15

General

  • Target

    Purchase Order.exe

  • Size

    760KB

  • MD5

    8ca7a1b98393f52dba795ea2cf181eba

  • SHA1

    c59942cdcd9150efcd5de3bcd27ff3ebd797c34c

  • SHA256

    8e9a33af805c86b714ba2d64ca204f7318c849660e98add74e589318b2250f1c

  • SHA512

    df878660ee46d9600cc5a7b5cd8b220a4390c03456b7efe335d25075907260b8580e03f862fe8c84010f9c92d9aa1b7695e18a683d299ea4f94844278f7f1204

Score
7/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Adds Run entry to start application 2 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:288
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EnumeratesProcesses
      • Adds Run entry to start application
      PID:1828

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Collection

Data from Local System

2
T1005

Replay Monitor

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Downloads

  • memory/1828-0-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1828-1-0x00000000004466BE-mapping.dmp
  • memory/1828-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1828-3-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB