Resubmissions

15/11/2025, 05:01

251115-fnthza1nay10

09/10/2025, 11:39

251009-nr9y5axmw810

09/10/2025, 11:18

251009-nera9assfy10

09/10/2025, 11:02

251009-m43vxa11f110

12/01/2024, 16:05

240112-tjpk4sbcbk6

Analysis

  • max time kernel
    789s
  • max time network
    792s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250610-en
  • resource tags

    arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09/10/2025, 11:18

General

  • Target
    EpsilonApp.exe
  • Size 147KB
  • Sample251009-nera9assfy
  • SHA256 b206695fb128857012fe280555a32bd389502a1b47c8974f4b405ab19921ac93
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • zloader

Botnet
  • Bing_Mod2

Campaign
  • M1

C2
  • https://adslstickerni.world

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader family
  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "date 02-07-2106 && C:\Users\Admin\AppData\Local\Temp\EpsilonApp.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\EpsilonApp.exe
      C:\Users\Admin\AppData\Local\Temp\EpsilonApp.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4248
      • C:\Windows\System32\msiexec.exe
        \??\C:\Windows\System32\msiexec.exe
        3⤵
          PID:1856

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1856-10-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-16-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-15-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-14-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-13-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-12-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-17-0x000001BC1BB80000-0x000001BC1BD89000-memory.dmp

          memory/1856-29-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-28-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/1856-31-0x000001BC19950000-0x000001BC19980000-memory.dmp

          memory/4248-0-0x0000029F743F0000-0x0000029F745F9000-memory.dmp