Resubmissions

16-04-2024 14:20

240416-rnhbgsdg2x 10

Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16-04-2024 14:20

General

  • Target

    Tax_Document/ielang32.dll

  • Size

    130.0MB

  • MD5

    ae4a69eeb05c3b94e7dc24181232d2df

  • SHA1

    358f2ed70031592e0a51fbe858bd5c60e12fde98

  • SHA256

    88d5c12ef3f3fd25f07b618b1a4b46924e481b74aae4a4c4b530ae286bb8dc17

  • SHA512

    fb2b4b4d15c88272e20fb9806799d263df42e03872fe59f31425d80db43d3e0a977143628ee3329c5ae48828e724be02f549a70e37c4162a4873b79852cd624f

  • SSDEEP

    98304:RVHQXidDnBW0hcthSDnqDO5rzRQfaxcxVOshMQ:Rki9gDmyhc6

Malware Config

Extracted

Family

darkgate

Botnet

seal001

C2

185.196.220.194

Attributes
  • anti_analysis

    false

  • anti_debug

    false

  • anti_vm

    false

  • c2_port

    80

  • check_disk

    false

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    zsVUqEDO

  • minimum_disk

    100

  • minimum_ram

    4096

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    false

  • username

    seal001

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 20 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Tax_Document\ielang32.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\Tax_Document\ielang32.dll
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\SysWOW64\regsvr32.exe
        "C:\Windows\SysWOW64\regsvr32.exe"
        3⤵
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        PID:3004
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*Chrome" /t REG_SZ /d "rundll32.exe C:\Users\Admin\AppData\Roaming\HEARTB.dll",EntryPoint /f & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2600
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*Chrome" /t REG_SZ /d "rundll32.exe C:\Users\Admin\AppData\Roaming\HEARTB.dll",EntryPoint /f
          4⤵
          • Adds Run key to start application
          PID:2432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2796-6-0x00000000679E0000-0x0000000068081000-memory.dmp

    Filesize

    6.6MB

  • memory/2796-0-0x00000000679E0000-0x0000000068081000-memory.dmp

    Filesize

    6.6MB

  • memory/2796-3-0x00000000679E0000-0x0000000068081000-memory.dmp

    Filesize

    6.6MB

  • memory/2796-10-0x00000000679E0000-0x0000000068081000-memory.dmp

    Filesize

    6.6MB

  • memory/3004-18-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-24-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-8-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/3004-11-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3004-12-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-14-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-16-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-1-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-20-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-22-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-7-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/3004-30-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-28-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-26-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-32-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-34-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-36-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-37-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-38-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-39-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB

  • memory/3004-41-0x0000000000090000-0x0000000000103000-memory.dmp

    Filesize

    460KB