Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09-01-2024 18:32

General

  • Target

    e94eb478945c8fcdb013eb50b79d1321.exe

  • Size

    2.3MB

  • MD5

    e94eb478945c8fcdb013eb50b79d1321

  • SHA1

    b65fb19afec78dcc298adb893db5708cc29554a8

  • SHA256

    d58af9378246ebe61a0e340e9a49278977af657d2accb308fe8ef5a6c858a89e

  • SHA512

    d9e7980f7fd49fe0a1589ac1eab216f3adb95b447d12e1cf6b0cd5802132083df7083bda47aada6b9251038f7b521997750f4eadd7f66496a6d3fc6ae9669ebc

  • SSDEEP

    49152:YfwxBPBDa07kULthVm1/nIFwxVP6lClZnQBdjN0AkQcYAz:YfwfPBjvm/nIFwxEliQBdjNXkh

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

109.70.236.80:53166

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e94eb478945c8fcdb013eb50b79d1321.exe
    "C:\Users\Admin\AppData\Local\Temp\e94eb478945c8fcdb013eb50b79d1321.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JyIsTUnLpLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6133.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2000
    • C:\Users\Admin\AppData\Local\Temp\e94eb478945c8fcdb013eb50b79d1321.exe
      "{path}"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1240

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6133.tmp
    Filesize

    1KB

    MD5

    d66ecb075abb507600dcd93f22ea612b

    SHA1

    e6e980d1ceff86567c13dac9f7ebaf381df3a7ea

    SHA256

    c06c124546f54fa48afd8f473e911d55cdf6e76b0b5d9cab61015e7eb1613b1b

    SHA512

    242586d516effc7f62356dae14d2cc1214b061e57f69254560db82c0038b9626d1a140569ce62bfa64703417b57fb2954dd9a0b180817a53445f4efbc46a822b

  • memory/1240-27-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-29-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-20-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-35-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-21-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-34-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-33-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-32-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-11-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-13-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-14-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-22-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-18-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-19-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-31-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-30-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/1240-28-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-24-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1240-25-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2124-0-0x0000000000FB0000-0x00000000011FC000-memory.dmp
    Filesize

    2.3MB

  • memory/2124-23-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2124-2-0x0000000004F00000-0x0000000004F40000-memory.dmp
    Filesize

    256KB

  • memory/2124-5-0x0000000004F00000-0x0000000004F40000-memory.dmp
    Filesize

    256KB

  • memory/2124-3-0x0000000000570000-0x0000000000578000-memory.dmp
    Filesize

    32KB

  • memory/2124-1-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2124-7-0x0000000005C00000-0x0000000005DB4000-memory.dmp
    Filesize

    1.7MB

  • memory/2124-6-0x0000000008020000-0x000000000822C000-memory.dmp
    Filesize

    2.0MB

  • memory/2124-4-0x00000000749E0000-0x00000000750CE000-memory.dmp
    Filesize

    6.9MB