Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    03-12-2021 14:47

General

  • Target

    8184e6cb56376660cf0756a1adef0671.exe

  • Size

    5.3MB

  • MD5

    8184e6cb56376660cf0756a1adef0671

  • SHA1

    9bc48fddf1fe3eba10fb229723b256a350c66838

  • SHA256

    96a780f5b7e0a8a780d93beaa88544f03daeb6626f9cd1cc785163120744ecb3

  • SHA512

    4b7c7797702d46a825ad8eb27b9f1481b1940e7f9e57ceb687b165fc9b32a2a65f1c96a65b2e8591952ad231f71fbfaf56a22fab3cafe92bf87b8326f56d06a5

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Blocklisted process makes network request 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Loads dropped DLL 10 IoCs
  • Themida packer 27 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8184e6cb56376660cf0756a1adef0671.exe
    "C:\Users\Admin\AppData\Local\Temp\8184e6cb56376660cf0756a1adef0671.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      "C:\Users\Admin\AppData\Local\Temp\shovel\orchic.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
        "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
        3⤵
        • Executes dropped EXE
        • Checks BIOS information in registry
        • Loads dropped DLL
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        PID:1712
    • C:\Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      "C:\Users\Admin\AppData\Local\Temp\shovel\quothavp.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:808
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\bkuftmt.vbs"
        3⤵
          PID:1292
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\uumgpmtjuyhy.vbs"
          3⤵
          • Blocklisted process makes network request
          PID:976

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Virtualization/Sandbox Evasion

    1
    T1497

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    4
    T1082

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\bkuftmt.vbs
      MD5

      698ba06fd158221d3c07270d7f28dc06

      SHA1

      acc2816ae9d800c051a5a581d2a9ec5563808021

      SHA256

      5fdcc37e4c9039a585193d81adf23316d1d78d36bfed69d9821fbd6aec889c57

      SHA512

      1745f1be07db604023a0d6aef02ab39d982766434f0328bdc3a608013d5653ac155f28f96cf4a53c454d58fc3e12ac0d0e0a6608470a19f005c800d97be5f295

    • C:\Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • C:\Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • C:\Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      MD5

      b554ac040604842b3f5e186193896f2c

      SHA1

      b403f2b366d042770080f659227666855f95ef46

      SHA256

      a3aba366cb6f248137c74919386228c12d1b43faea175e36de7a6261d3ee9d39

      SHA512

      63d08930078582a20fdf0e1d06a9c36855126f89f39de49a40d2db4a4891997d31fb310eb14f8c34270edf065a0c219efe1f82ea76da7f8227534940765a78ea

    • C:\Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      MD5

      b554ac040604842b3f5e186193896f2c

      SHA1

      b403f2b366d042770080f659227666855f95ef46

      SHA256

      a3aba366cb6f248137c74919386228c12d1b43faea175e36de7a6261d3ee9d39

      SHA512

      63d08930078582a20fdf0e1d06a9c36855126f89f39de49a40d2db4a4891997d31fb310eb14f8c34270edf065a0c219efe1f82ea76da7f8227534940765a78ea

    • C:\Users\Admin\AppData\Local\Temp\uumgpmtjuyhy.vbs
      MD5

      adb8cfb0861cc00b95a31ecc23ff35ba

      SHA1

      7a825480d57508127586babea69807fe40339d37

      SHA256

      ce87a936603c3bef0d9b44b266f1bdb56e3f7634cfabe6bb0d863d4b8de55320

      SHA512

      16667f3b713b8c457b5314c3a5fd2a68333c9b0f0229f321b962d21e3abf8d3b3a046a45a31ded594ba9c06f8c992714c8fb8e172ca2fa2bed4b6963d34b78dc

    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Local\Temp\nsiBEDD.tmp\UAC.dll
      MD5

      adb29e6b186daa765dc750128649b63d

      SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

      SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

      SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • \Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Local\Temp\shovel\orchic.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      MD5

      b554ac040604842b3f5e186193896f2c

      SHA1

      b403f2b366d042770080f659227666855f95ef46

      SHA256

      a3aba366cb6f248137c74919386228c12d1b43faea175e36de7a6261d3ee9d39

      SHA512

      63d08930078582a20fdf0e1d06a9c36855126f89f39de49a40d2db4a4891997d31fb310eb14f8c34270edf065a0c219efe1f82ea76da7f8227534940765a78ea

    • \Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      MD5

      b554ac040604842b3f5e186193896f2c

      SHA1

      b403f2b366d042770080f659227666855f95ef46

      SHA256

      a3aba366cb6f248137c74919386228c12d1b43faea175e36de7a6261d3ee9d39

      SHA512

      63d08930078582a20fdf0e1d06a9c36855126f89f39de49a40d2db4a4891997d31fb310eb14f8c34270edf065a0c219efe1f82ea76da7f8227534940765a78ea

    • \Users\Admin\AppData\Local\Temp\shovel\quothavp.exe
      MD5

      b554ac040604842b3f5e186193896f2c

      SHA1

      b403f2b366d042770080f659227666855f95ef46

      SHA256

      a3aba366cb6f248137c74919386228c12d1b43faea175e36de7a6261d3ee9d39

      SHA512

      63d08930078582a20fdf0e1d06a9c36855126f89f39de49a40d2db4a4891997d31fb310eb14f8c34270edf065a0c219efe1f82ea76da7f8227534940765a78ea

    • \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      9316d0e5a1bd9f6813077b3f11d26b6e

      SHA1

      707e38615d3f4fb54b0d49c9ace51de2f21069de

      SHA256

      c5dc08f10bf632e34ce1057c6423597141fed6125a5282e0a2d3f3361c75fefb

      SHA512

      122a19da734bb0a8c0a3cec6c6cda14af7a6fe460f8fe74fb27e9104bef6ceba2cca0f608e5bca52888edbc31c2911ce4aaf7cc644f8bb491e0fbbd51238160f

    • memory/808-73-0x0000000000160000-0x0000000000820000-memory.dmp
      Filesize

      6.8MB

    • memory/808-75-0x0000000000160000-0x0000000000820000-memory.dmp
      Filesize

      6.8MB

    • memory/808-77-0x0000000000160000-0x0000000000820000-memory.dmp
      Filesize

      6.8MB

    • memory/808-78-0x0000000000160000-0x0000000000820000-memory.dmp
      Filesize

      6.8MB

    • memory/808-65-0x0000000000000000-mapping.dmp
    • memory/976-93-0x0000000000000000-mapping.dmp
    • memory/1080-55-0x0000000075A61000-0x0000000075A63000-memory.dmp
      Filesize

      8KB

    • memory/1292-79-0x0000000000000000-mapping.dmp
    • memory/1492-58-0x0000000000000000-mapping.dmp
    • memory/1492-74-0x00000000013D0000-0x0000000001AB1000-memory.dmp
      Filesize

      6.9MB

    • memory/1492-76-0x00000000013D0000-0x0000000001AB1000-memory.dmp
      Filesize

      6.9MB

    • memory/1492-72-0x00000000013D0000-0x0000000001AB1000-memory.dmp
      Filesize

      6.9MB

    • memory/1492-71-0x00000000013D0000-0x0000000001AB1000-memory.dmp
      Filesize

      6.9MB

    • memory/1712-83-0x0000000000000000-mapping.dmp
    • memory/1712-89-0x0000000000F20000-0x0000000001601000-memory.dmp
      Filesize

      6.9MB

    • memory/1712-90-0x0000000000F20000-0x0000000001601000-memory.dmp
      Filesize

      6.9MB

    • memory/1712-91-0x0000000000F20000-0x0000000001601000-memory.dmp
      Filesize

      6.9MB

    • memory/1712-92-0x0000000000F20000-0x0000000001601000-memory.dmp
      Filesize

      6.9MB