Analysis

  • max time kernel
    40s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2022 02:47

General

  • Target

    ccea769a34b237dd79887746291dfad4bc8ca4624f038f382ff32caf1da53ec9.exe

  • Size

    245KB

  • MD5

    3d8def833f01f0698f086700361bf056

  • SHA1

    32c2bc351435124aa0048345288f58477522aa47

  • SHA256

    ccea769a34b237dd79887746291dfad4bc8ca4624f038f382ff32caf1da53ec9

  • SHA512

    b137c21409005a8152c089b8a799255de70742e1a1e67826b775e9aa6a7057c2c668feda271b207d680f48374129ca06e1363fdefb75e112e3e494a59ea863c1

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s53GfRNTgB6ca6dh8:h1OgLdaO2pNC8

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 8 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ccea769a34b237dd79887746291dfad4bc8ca4624f038f382ff32caf1da53ec9.exe
    "C:\Users\Admin\AppData\Local\Temp\ccea769a34b237dd79887746291dfad4bc8ca4624f038f382ff32caf1da53ec9.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf5bb.exe
      .\5098bb7edf5bb.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    b1d8556b2ecf33284b092cb27713a74a

    SHA1

    c2bdfdf21f8a4399722f650a47f3d83f93f3da1e

    SHA256

    875cee64653f8bbc38e4e3aac46a760425bc0565170ded15529fe6be4a9c17c2

    SHA512

    be00c318cb008178706c7bb01f34b04bd12b0097b16010537a4486ff5dcff1c7a10e975b838f1a123a37afcd0d8b95f4a009dfb43e4457e881a745d961ea5a67

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    424384793a57a7b5cf53647c470a8254

    SHA1

    9f26c8f82040b3a5c2ba866b63c933c5d916d62f

    SHA256

    7b005d79d21e8e7c4f1ce634e197bf69931d9fe7640a87e3d637cef1592ded60

    SHA512

    7ef5b02c82bfea76ff8544eff3695775590e40ac4b02e4ccacfe585116a68015591012acde3cfde70f74e4732529d2267aacae0759f302515da070b73fc3a11c

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    2c729e5821fe1bd7bd6dd403aac0d328

    SHA1

    a57e6355af1e6e97fb32f6ddb7cde96e5508d82d

    SHA256

    4fc817ab1d61ec87b8e41a8612248fe5a0d643793f780b38b3baf6475b553619

    SHA512

    bf31bea7945389430d8fdab8931c8285086bf68cdedcb91b2dbaeaaa611e60c51d6ec9b156d9c25d3ffad36b5f698160b0e34ea408709a0d3b8b9a5efb75f0af

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    c597dfd9361c4ee40c0beac3b7a00c9a

    SHA1

    54b5da8be2803499576852c85d0534689344d41c

    SHA256

    8286b12f9a2d5eb3f63b54610dddc1b0862222c4ae0890a7c9a7a26e85978ddb

    SHA512

    7d85a174b466bc6ba6837e269a9eebab51fda4438ad5a25b3ccd3ea8d3c33d9c2e99381e99226d4b79b43867e6a9727c390aac97a464e8e83acb8e0d25046ba0

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\[email protected]\install.rdf

    Filesize

    717B

    MD5

    0674d92ea33b07f188c634356e176bda

    SHA1

    552e9803ab6f0a81127a617f5f758abd340f27bc

    SHA256

    7fad9c6a891e8f3f77844571931c1c5fb69719e9c84b58c279c1a4bf5ec10f08

    SHA512

    7c8707f7259f050a0450ad7ef487187750eaea7732366c763cdf0a9af5cdbfda5ff332167fdf9dcc924c9a7ece31cfcb296fde799d745d07d4957d4e7f55e666

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf5bb.exe

    Filesize

    65KB

    MD5

    6fce522ef2543f1cd8812f45c8718ba6

    SHA1

    270c89c05963c0f24f976f6b75aa4d12ade4c837

    SHA256

    d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

    SHA512

    a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf5bb.exe

    Filesize

    65KB

    MD5

    6fce522ef2543f1cd8812f45c8718ba6

    SHA1

    270c89c05963c0f24f976f6b75aa4d12ade4c837

    SHA256

    d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

    SHA512

    a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf5f4.ocx

    Filesize

    126KB

    MD5

    d637295a8426c7c4a8e9ef3e584839a2

    SHA1

    55b64f53328498d22d269de2e65be2feeba7da00

    SHA256

    5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

    SHA512

    f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf62d.html

    Filesize

    4KB

    MD5

    14af7eb84cb226c70f30356f45570d9b

    SHA1

    5eb43f0a9bf71b4a59c732a72be4ff01bc454ffb

    SHA256

    98fc6176fa1d8b1c082df24398743eb294739b880219e6e8deb0be95d4db0436

    SHA512

    04fc26264fdd3de58816ac1d5d19184e83b7d890d238007a715b460a5520d74ad9aa3b8434dc1a1284541912568d2613e70bac5ac8ea7832301ffe4437b1d441

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf666.js

    Filesize

    9B

    MD5

    99fa5d714d971a49b67de27e0d8871be

    SHA1

    d0621e846ea60fa8d0b2c8e622e495af49cd7359

    SHA256

    f560d76474380da948a0c5ab8682dc026822d9685268c592f315224b1b968bf6

    SHA512

    2fec19e4f2a974227922a7e057890141523ae73fbfa127f9e8cd00dff71b29abb93cb865c6d74ecf3df8bca440c558d4fbf2f80e82cc9636320ab5edb95ebad5

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\glaiemphllpidbnaapbfcbfipeppbbmk.crx

    Filesize

    7KB

    MD5

    444eb427bea0f1ee1634a891b6a27c0b

    SHA1

    b8cf60c8e2e919e1fcc8dd82abd0cd215b91c746

    SHA256

    d70481ec02666dea55150acfe132088de2ca7bc26430014f94a22115f234ca9c

    SHA512

    28fbb283828e2e645d0eff0bcac1588beab321e254a21ecb2600042ca05161ff631509a8660e9df506c590e7316c1c4cc247e3736e4e33501d0d8aa9bcfa91fe

  • C:\Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\settings.ini

    Filesize

    905B

    MD5

    c25cc8a6da1e4f3828b47dabf05b5ddb

    SHA1

    8701e6621793c9473c411bb783104ef898d881d6

    SHA256

    badd58cf8d5d7e58de00dd212bd68d3923fb08400e8723fe57ede1a84053c453

    SHA512

    094f21dda318872db598320b552b1fe81f95343b77501a2e51d7c35c0ad0083bfefb5b598cba24a5a89252771d8f554e11b83e2ed8cc33d24bd645faab17d5bd

  • \ProgramData\wxDownload\5098bb7edf5f4.ocx

    Filesize

    126KB

    MD5

    d637295a8426c7c4a8e9ef3e584839a2

    SHA1

    55b64f53328498d22d269de2e65be2feeba7da00

    SHA256

    5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

    SHA512

    f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

  • \ProgramData\wxDownload\uninstall.exe

    Filesize

    48KB

    MD5

    602aa39f9ab3b6685bee71c67dc485c5

    SHA1

    69cd0d6f9ce55a5e5d3d3559d31422303dc6def1

    SHA256

    d8fb9c21b350a06449c7e6934a3c2d971d20851ce73938bbc5f79349f970721c

    SHA512

    3bb5a0bf89da8993ae2801b41f7644ec39fc418ac0553bc67ed4f36ad413f3c2237ff9bcdd4a1ca64ad546b30e6445d3f6f1fa3af0f34faf1841da306e81ea94

  • \Users\Admin\AppData\Local\Temp\7zSFCE6.tmp\5098bb7edf5bb.exe

    Filesize

    65KB

    MD5

    6fce522ef2543f1cd8812f45c8718ba6

    SHA1

    270c89c05963c0f24f976f6b75aa4d12ade4c837

    SHA256

    d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

    SHA512

    a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

  • \Users\Admin\AppData\Local\Temp\nstFFD4.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • memory/1756-56-0x0000000000000000-mapping.dmp

  • memory/1980-54-0x00000000756B1000-0x00000000756B3000-memory.dmp

    Filesize

    8KB