Resubmissions

27-04-2024 17:18

240427-vvfysadg4x 10

27-04-2024 13:30

240427-qr4hfsca2v 10

Analysis

  • max time kernel
    25s
  • max time network
    28s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-04-2024 17:18

General

  • Target

    c81600b4e9f10f09529b539f4440225522777ad2d6b58400e4081f3117af7b12.exe

  • Size

    1.8MB

  • MD5

    00d2b75c4c3e234c8576a67d24849596

  • SHA1

    d5badbb62b2adbcef7e01b3b5bd342d11c09cdb5

  • SHA256

    c81600b4e9f10f09529b539f4440225522777ad2d6b58400e4081f3117af7b12

  • SHA512

    0fa5377df174c92130fea3352e60a9571e6724c39fb5397a94d93d84fec3b044ad3935a1ba5ab9243a66d2b5dc02756aeb087118e6a7097b810c01da6813cd7d

  • SSDEEP

    49152:g3/bnubds8ARZks8cBX2uYpSRFtbq9XHO:gjnu72QRGt

Score
10/10

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 37 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c81600b4e9f10f09529b539f4440225522777ad2d6b58400e4081f3117af7b12.exe
    "C:\Users\Admin\AppData\Local\Temp\c81600b4e9f10f09529b539f4440225522777ad2d6b58400e4081f3117af7b12.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4904
    • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
      "C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3088
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /0
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:5008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe

    Filesize

    1.8MB

    MD5

    00d2b75c4c3e234c8576a67d24849596

    SHA1

    d5badbb62b2adbcef7e01b3b5bd342d11c09cdb5

    SHA256

    c81600b4e9f10f09529b539f4440225522777ad2d6b58400e4081f3117af7b12

    SHA512

    0fa5377df174c92130fea3352e60a9571e6724c39fb5397a94d93d84fec3b044ad3935a1ba5ab9243a66d2b5dc02756aeb087118e6a7097b810c01da6813cd7d

  • memory/3088-31-0x0000000000340000-0x00000000007F9000-memory.dmp

    Filesize

    4.7MB

  • memory/3088-45-0x0000000000340000-0x00000000007F9000-memory.dmp

    Filesize

    4.7MB

  • memory/3088-25-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

    Filesize

    4KB

  • memory/3088-29-0x0000000004F40000-0x0000000004F41000-memory.dmp

    Filesize

    4KB

  • memory/3088-30-0x0000000004F30000-0x0000000004F31000-memory.dmp

    Filesize

    4KB

  • memory/3088-26-0x0000000004F10000-0x0000000004F11000-memory.dmp

    Filesize

    4KB

  • memory/3088-27-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

    Filesize

    4KB

  • memory/3088-28-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

    Filesize

    4KB

  • memory/3088-46-0x0000000000340000-0x00000000007F9000-memory.dmp

    Filesize

    4.7MB

  • memory/3088-21-0x0000000000340000-0x00000000007F9000-memory.dmp

    Filesize

    4.7MB

  • memory/3088-23-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

    Filesize

    4KB

  • memory/3088-24-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

    Filesize

    4KB

  • memory/4904-7-0x0000000005670000-0x0000000005671000-memory.dmp

    Filesize

    4KB

  • memory/4904-2-0x0000000005620000-0x0000000005621000-memory.dmp

    Filesize

    4KB

  • memory/4904-0-0x0000000000CF0000-0x00000000011A9000-memory.dmp

    Filesize

    4.7MB

  • memory/4904-8-0x0000000005660000-0x0000000005661000-memory.dmp

    Filesize

    4KB

  • memory/4904-3-0x0000000005610000-0x0000000005611000-memory.dmp

    Filesize

    4KB

  • memory/4904-4-0x0000000005650000-0x0000000005651000-memory.dmp

    Filesize

    4KB

  • memory/4904-5-0x00000000055F0000-0x00000000055F1000-memory.dmp

    Filesize

    4KB

  • memory/4904-6-0x0000000005600000-0x0000000005601000-memory.dmp

    Filesize

    4KB

  • memory/4904-1-0x0000000077B84000-0x0000000077B86000-memory.dmp

    Filesize

    8KB

  • memory/4904-22-0x0000000000CF0000-0x00000000011A9000-memory.dmp

    Filesize

    4.7MB

  • memory/5008-34-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-40-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-44-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-43-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-42-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-41-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-38-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-39-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-33-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB

  • memory/5008-32-0x0000014A19F80000-0x0000014A19F81000-memory.dmp

    Filesize

    4KB