Analysis

  • max time kernel
    171s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    04-06-2022 10:14

General

  • Target

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d.exe

  • Size

    152KB

  • MD5

    2274dba9c4d0861b407c428a8eb13a07

  • SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

  • SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

  • SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 14 IoCs
  • UPX packed file 22 IoCs

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

  • Checks computer location settings 2 TTPs 7 IoCs

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

  • Maps connected drives based on registry 3 TTPs 16 IoCs

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

  • Drops file in System32 directory 21 IoCs
  • Suspicious use of SetThreadContext 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d.exe
    "C:\Users\Admin\AppData\Local\Temp\110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Users\Admin\AppData\Local\Temp\110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d.exe
      "C:\Users\Admin\AppData\Local\Temp\110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d.exe"
      2⤵
      • Checks computer location settings
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\SysWOW64\wmpntk32.exe
        "C:\Windows\system32\wmpntk32.exe" C:\Users\Admin\AppData\Local\Temp\110841~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:3108
        • C:\Windows\SysWOW64\wmpntk32.exe
          "C:\Windows\system32\wmpntk32.exe" C:\Users\Admin\AppData\Local\Temp\110841~1.EXE
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Maps connected drives based on registry
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2952
          • C:\Windows\SysWOW64\wmpntk32.exe
            "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:4416
            • C:\Windows\SysWOW64\wmpntk32.exe
              "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
              6⤵
              • Executes dropped EXE
              • Checks computer location settings
              • Maps connected drives based on registry
              • Drops file in System32 directory
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2340
              • C:\Windows\SysWOW64\wmpntk32.exe
                "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:2432
                • C:\Windows\SysWOW64\wmpntk32.exe
                  "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                  8⤵
                  • Executes dropped EXE
                  • Checks computer location settings
                  • Maps connected drives based on registry
                  • Drops file in System32 directory
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:4000
                  • C:\Windows\SysWOW64\wmpntk32.exe
                    "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                    9⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • Suspicious use of WriteProcessMemory
                    PID:3812
                    • C:\Windows\SysWOW64\wmpntk32.exe
                      "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                      10⤵
                      • Executes dropped EXE
                      • Checks computer location settings
                      • Maps connected drives based on registry
                      • Drops file in System32 directory
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:4824
                      • C:\Windows\SysWOW64\wmpntk32.exe
                        "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                        11⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • Suspicious use of WriteProcessMemory
                        PID:1244
                        • C:\Windows\SysWOW64\wmpntk32.exe
                          "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                          12⤵
                          • Executes dropped EXE
                          • Checks computer location settings
                          • Maps connected drives based on registry
                          • Drops file in System32 directory
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:2492
                          • C:\Windows\SysWOW64\wmpntk32.exe
                            "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                            13⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • Suspicious use of WriteProcessMemory
                            PID:4036
                            • C:\Windows\SysWOW64\wmpntk32.exe
                              "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                              14⤵
                              • Executes dropped EXE
                              • Checks computer location settings
                              • Maps connected drives based on registry
                              • Drops file in System32 directory
                              • Modifies registry class
                              • Suspicious behavior: EnumeratesProcesses
                              PID:1384
                              • C:\Windows\SysWOW64\wmpntk32.exe
                                "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                                15⤵
                                • Executes dropped EXE
                                • Suspicious use of SetThreadContext
                                PID:3788
                                • C:\Windows\SysWOW64\wmpntk32.exe
                                  "C:\Windows\system32\wmpntk32.exe" C:\Windows\SysWOW64\wmpntk32.exe
                                  16⤵
                                  • Executes dropped EXE
                                  • Maps connected drives based on registry
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:2368

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • C:\Windows\SysWOW64\wmpntk32.exe
    Filesize

    152KB

    MD5

    2274dba9c4d0861b407c428a8eb13a07

    SHA1

    c49a8c69b8e17ddbe3f13f570e43b5887d7e35f7

    SHA256

    110841b6d0517e77741d0c254f71bd8a3d39d405d5742ee2e2d8ce1536d9103d

    SHA512

    c6605052245c95ef8fcd5468d4621f050c6dc835765b021ab5b4377278de22bd8149281dd0d9781e9a2a79d779204ed4736d4a146ebe2b740d20afb00a840d9c

  • \??\PIPE\srvsvc
    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/1244-191-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/1244-189-0x0000000000000000-mapping.dmp
  • memory/1244-196-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/1384-206-0x0000000000000000-mapping.dmp
  • memory/1384-213-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/1384-216-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/1844-130-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/1844-134-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/2340-166-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2340-156-0x0000000000000000-mapping.dmp
  • memory/2340-163-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2368-218-0x0000000000000000-mapping.dmp
  • memory/2368-225-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2432-164-0x0000000000000000-mapping.dmp
  • memory/2432-167-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/2432-171-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/2492-200-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2492-193-0x0000000000000000-mapping.dmp
  • memory/2492-205-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2492-203-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-131-0x0000000000000000-mapping.dmp
  • memory/2896-132-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-135-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-136-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-137-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-138-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2896-143-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2952-154-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2952-144-0x0000000000000000-mapping.dmp
  • memory/2952-151-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2952-150-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/2952-149-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/3108-142-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/3108-139-0x0000000000000000-mapping.dmp
  • memory/3108-147-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/3788-221-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/3788-214-0x0000000000000000-mapping.dmp
  • memory/3788-217-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/3812-177-0x0000000000000000-mapping.dmp
  • memory/3812-184-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/3812-180-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/4000-179-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/4000-168-0x0000000000000000-mapping.dmp
  • memory/4000-175-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/4036-209-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/4036-204-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/4036-201-0x0000000000000000-mapping.dmp
  • memory/4416-152-0x0000000000000000-mapping.dmp
  • memory/4416-155-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/4416-159-0x0000000000400000-0x000000000043D000-memory.dmp
    Filesize

    244KB

  • memory/4824-181-0x0000000000000000-mapping.dmp
  • memory/4824-188-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

  • memory/4824-192-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB