Analysis

  • max time kernel
    173s
  • max time network
    189s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2023 16:26

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 19 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:2852
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JyIsTUnLpLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF180.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1524
    • C:\Users\Admin\AppData\Local\Temp\e94eb478945c8fcdb013eb50b79d1321.exe
      "{path}"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1576

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\tmpF180.tmp
    Filesize

    1KB

    MD5

    c5b7b98d3adab3147f0a4456d6a25d86

    SHA1

    3ccbc0579da6269691a9bf0eccb9db302bf3ba76

    SHA256

    d8db573dcf26d52fc3bc909ed79ffa6d22187106e116efdbd37f021755011b72

    SHA512

    4589e1007077359a49ef8490e38a5f22482f4118bf26368a47eca73428bd56c3b7ecb9f1bd00381e29304d4db9970d8587b2d47782582503172a0263be53e003

  • memory/1576-26-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-29-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-22-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-20-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-34-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-33-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-32-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-28-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-11-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-13-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-14-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/1576-18-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-19-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-35-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-30-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-21-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-31-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-24-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-25-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1576-27-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2852-0-0x0000000001100000-0x000000000134C000-memory.dmp
    Filesize

    2.3MB

  • memory/2852-2-0x0000000004B10000-0x0000000004B50000-memory.dmp
    Filesize

    256KB

  • memory/2852-23-0x00000000749F0000-0x00000000750DE000-memory.dmp
    Filesize

    6.9MB

  • memory/2852-3-0x0000000000490000-0x0000000000498000-memory.dmp
    Filesize

    32KB

  • memory/2852-1-0x00000000749F0000-0x00000000750DE000-memory.dmp
    Filesize

    6.9MB

  • memory/2852-7-0x0000000005A50000-0x0000000005C04000-memory.dmp
    Filesize

    1.7MB

  • memory/2852-6-0x0000000005E10000-0x000000000601C000-memory.dmp
    Filesize

    2.0MB

  • memory/2852-5-0x0000000004B10000-0x0000000004B50000-memory.dmp
    Filesize

    256KB

  • memory/2852-4-0x00000000749F0000-0x00000000750DE000-memory.dmp
    Filesize

    6.9MB