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Analysis

  • max time kernel
    172s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2022, 03:52

General

  • Target

    00cc98ce7f33a796f773a3ba7940099164135fe1d0921bf6507d0a5f46290243.exe

  • Size

    1.0MB

  • MD5

    1742b7dfca7d2d1d3f160f39d8e58524

  • SHA1

    474192523d4c547f1f2f18092c92034c195360ea

  • SHA256

    00cc98ce7f33a796f773a3ba7940099164135fe1d0921bf6507d0a5f46290243

  • SHA512

    85729a97e3cce1e88a86e5df3a92e85b54fbb761dedb8ec1c79d5a7fd2b39e33311203e941c7877465a2f96b5703e014bd778d15ba1a379695302c33172e2dd0

  • SSDEEP

    24576:mw3dpJlpvCPe9Mgr6fL6BoIlmXh7tXj/RiSK9:mCD1qgr6WiIgX9R9HC

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 46 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00cc98ce7f33a796f773a3ba7940099164135fe1d0921bf6507d0a5f46290243.exe
    "C:\Users\Admin\AppData\Local\Temp\00cc98ce7f33a796f773a3ba7940099164135fe1d0921bf6507d0a5f46290243.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4804
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:5092
      • C:\Windows\SysWOW64\Songs.exe
        C:\Windows\system32\Songs.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Installs/modifies Browser Helper Object
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:4276

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Songs.exe

    Filesize

    428KB

    MD5

    c1c7c01a66ce7d9c713ec075dde1130b

    SHA1

    c9e912e090a8b7cf6024619b260262825c4c7d90

    SHA256

    a533ca942e0e98f6f2d0fa3a17e0412a26b62fbfd7bb17b488feb7703f48963c

    SHA512

    63cf112d1608cacbd563a30ae9270e3b9b3b1045d1c44dc93c7275cd0481e2fd79eb66536152b3faa58e74cfd6cf253a47702aac14b94ab4d3483a170a54fe1f

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Songshk.dll

    Filesize

    24KB

    MD5

    2b74036345ed029da6cfeae800a6aef9

    SHA1

    e531880907002918658db53411b5052a3f0c57ee

    SHA256

    52bc84712dbdc50e8beb193c2e394eb932fc665abb166ef47392f8dd7b71e97b

    SHA512

    61ac7ba5c704a342efe69de5156fd13ada6cdd76d2fcafe98bf14745d2dc25cc78384a26fa187f5898dd36a4f2334fc6a39f96adacaf1265d233e30cb5722743

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Songswb.dll

    Filesize

    40KB

    MD5

    4f7f492661afe58f96cddf20ddf7f0a2

    SHA1

    218cab667a4d63156aa234aa3865e1bdcd626976

    SHA256

    a1038804ac4b778eaa5191a1d70b2635c8a26eb79e3789ffa918d17fd6097ecf

    SHA512

    23efa18e638e254ab379053c634013fce5815acd61e606495cbffeb1b6a7d84e1a85849520bf4fcd88401b4760cd58932eb64c56a6ecd78e2632d9b33b443ed9

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\inst.dat

    Filesize

    996B

    MD5

    7ee949287f6b991d60a207d5026eedb2

    SHA1

    3cad67b8905a001b6d920853c2ccfb300156509c

    SHA256

    cc0ecc9f4fee853426709cecc3a85d50c25b83486237f0880c06154ffd28fbbe

    SHA512

    30d52517ddfc0c9a88b04923a26bbd1e15287515da153e68ac9b2ecf8d8b76d842ef0859558e726d53c55015caf66d99f6b1d6eba283d214531543acf17c3e92

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\pk.bin

    Filesize

    4KB

    MD5

    419622c8fd5d93c5a4b5a71d0a691c20

    SHA1

    d19ad0db4a5a3fb2a747baf64986a28ec43db617

    SHA256

    ac424713a427e07205484a50f90b93e538b1ac592a87a8b4533ae23d3dba15de

    SHA512

    bd7085c1de4acd9406e1eefc2866241364ca6754f6e68d07bac25c2f96d0daa0fe80b1524d85e75f393666f5e026a42dc9b01c1ee03262031e59b956b947ec7b

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe

    Filesize

    7KB

    MD5

    a455ca431e66975d886f1a8cfee8cb9f

    SHA1

    95868529973c77199b76ec593a686d9b324dee8b

    SHA256

    6bba0b8d8bf03ba15828c53e72d83d766e44b3238b55ab75348d8ce93bfd0056

    SHA512

    53e0c4edf9d91ebdea04bfb343c568190eaaeb066bc6742262f1e5943d2b27c375e1eca483419ae8753138dc2131c9d3c7742812c16863689c3bb266057c0531

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe

    Filesize

    7KB

    MD5

    a455ca431e66975d886f1a8cfee8cb9f

    SHA1

    95868529973c77199b76ec593a686d9b324dee8b

    SHA256

    6bba0b8d8bf03ba15828c53e72d83d766e44b3238b55ab75348d8ce93bfd0056

    SHA512

    53e0c4edf9d91ebdea04bfb343c568190eaaeb066bc6742262f1e5943d2b27c375e1eca483419ae8753138dc2131c9d3c7742812c16863689c3bb266057c0531

  • C:\Windows\SysWOW64\Songs.exe

    Filesize

    428KB

    MD5

    bae0fb25bcf05a5da7fde8dce759ee0d

    SHA1

    bc74b07d14a63ce572755c70ceb796136d129e20

    SHA256

    b966953b0a0e0bf648b1043b4e708445b52b020a0485921138bbf3be58d9995d

    SHA512

    74a61f7712df39194b2cb77186231d5960b8bfc5b37abdf20c357471a4e8dd8a8e648161cda7b1c8ee01d422926e3b30fd5ec9c6ebbf589a4feeaeba99ca2929

  • C:\Windows\SysWOW64\Songs.exe

    Filesize

    428KB

    MD5

    bae0fb25bcf05a5da7fde8dce759ee0d

    SHA1

    bc74b07d14a63ce572755c70ceb796136d129e20

    SHA256

    b966953b0a0e0bf648b1043b4e708445b52b020a0485921138bbf3be58d9995d

    SHA512

    74a61f7712df39194b2cb77186231d5960b8bfc5b37abdf20c357471a4e8dd8a8e648161cda7b1c8ee01d422926e3b30fd5ec9c6ebbf589a4feeaeba99ca2929

  • C:\Windows\SysWOW64\Songshk.dll

    Filesize

    24KB

    MD5

    58129986fa29f6dacd99ab45f60bcb3c

    SHA1

    7f21995794a060fc8629e0d113cf568de14c509e

    SHA256

    525414ffe5f797ebdd7de5620b75ff723de17bf8f399ffcd7ddec2d0b8a5dc4a

    SHA512

    62ade2d2eb41cd99dcd9f6d66e7966d129be20551faadcf827558e85d669f885ad144d10a87c3be7faed08103b86ab523fb6756b44f9e0ba77cdff586214701a

  • C:\Windows\SysWOW64\Songshk.dll

    Filesize

    24KB

    MD5

    58129986fa29f6dacd99ab45f60bcb3c

    SHA1

    7f21995794a060fc8629e0d113cf568de14c509e

    SHA256

    525414ffe5f797ebdd7de5620b75ff723de17bf8f399ffcd7ddec2d0b8a5dc4a

    SHA512

    62ade2d2eb41cd99dcd9f6d66e7966d129be20551faadcf827558e85d669f885ad144d10a87c3be7faed08103b86ab523fb6756b44f9e0ba77cdff586214701a

  • C:\Windows\SysWOW64\Songshk.dll

    Filesize

    24KB

    MD5

    58129986fa29f6dacd99ab45f60bcb3c

    SHA1

    7f21995794a060fc8629e0d113cf568de14c509e

    SHA256

    525414ffe5f797ebdd7de5620b75ff723de17bf8f399ffcd7ddec2d0b8a5dc4a

    SHA512

    62ade2d2eb41cd99dcd9f6d66e7966d129be20551faadcf827558e85d669f885ad144d10a87c3be7faed08103b86ab523fb6756b44f9e0ba77cdff586214701a

  • C:\Windows\SysWOW64\Songswb.dll

    Filesize

    40KB

    MD5

    2e6016325548ab79e2d636640c6ec473

    SHA1

    586e2b84d46ef00e26c1686033def28e8a9995a5

    SHA256

    62e2948c3e3857e8304a657b7e7da30cdcb6842f71bd4c678a1734ebbf17198e

    SHA512

    1dc89b9e15f5835dff3203e278f000df5c0d8d93cbef5059be3f1024ef1e16ae8087a4f8e1131b20b190942984e9dc6079dfe951a52de7f4d4ad7de8721a0e86

  • C:\Windows\SysWOW64\Songswb.dll

    Filesize

    40KB

    MD5

    2e6016325548ab79e2d636640c6ec473

    SHA1

    586e2b84d46ef00e26c1686033def28e8a9995a5

    SHA256

    62e2948c3e3857e8304a657b7e7da30cdcb6842f71bd4c678a1734ebbf17198e

    SHA512

    1dc89b9e15f5835dff3203e278f000df5c0d8d93cbef5059be3f1024ef1e16ae8087a4f8e1131b20b190942984e9dc6079dfe951a52de7f4d4ad7de8721a0e86

  • C:\Windows\SysWOW64\Songswb.dll

    Filesize

    40KB

    MD5

    2e6016325548ab79e2d636640c6ec473

    SHA1

    586e2b84d46ef00e26c1686033def28e8a9995a5

    SHA256

    62e2948c3e3857e8304a657b7e7da30cdcb6842f71bd4c678a1734ebbf17198e

    SHA512

    1dc89b9e15f5835dff3203e278f000df5c0d8d93cbef5059be3f1024ef1e16ae8087a4f8e1131b20b190942984e9dc6079dfe951a52de7f4d4ad7de8721a0e86

  • C:\Windows\SysWOW64\inst.dat

    Filesize

    996B

    MD5

    7ee949287f6b991d60a207d5026eedb2

    SHA1

    3cad67b8905a001b6d920853c2ccfb300156509c

    SHA256

    cc0ecc9f4fee853426709cecc3a85d50c25b83486237f0880c06154ffd28fbbe

    SHA512

    30d52517ddfc0c9a88b04923a26bbd1e15287515da153e68ac9b2ecf8d8b76d842ef0859558e726d53c55015caf66d99f6b1d6eba283d214531543acf17c3e92

  • C:\Windows\SysWOW64\pk.bin

    Filesize

    4KB

    MD5

    075735520d54b44a8ed679d59eeb8b4b

    SHA1

    88d5e372c636ccd3b69f5a55972308a4270da0b6

    SHA256

    8bb6ecc474c6d17a0f0ad03caca2c781dea11ad74c818fc8e81e5d1f669fa8f2

    SHA512

    90bb22f168b9a1346c7813f0ae3ac8a8bf32db09c8e2e8b1baca33b45b8620bc1e89d7e3a3650ec3ac666d6ca3c6846b4018c0b3e774fd5ec54e1b0f290d2bb0

  • C:\Windows\SysWOW64\rinst.exe

    Filesize

    7KB

    MD5

    a455ca431e66975d886f1a8cfee8cb9f

    SHA1

    95868529973c77199b76ec593a686d9b324dee8b

    SHA256

    6bba0b8d8bf03ba15828c53e72d83d766e44b3238b55ab75348d8ce93bfd0056

    SHA512

    53e0c4edf9d91ebdea04bfb343c568190eaaeb066bc6742262f1e5943d2b27c375e1eca483419ae8753138dc2131c9d3c7742812c16863689c3bb266057c0531

  • memory/4276-151-0x00000000027F1000-0x00000000027F5000-memory.dmp

    Filesize

    16KB