Analysis

  • max time kernel
    293s
  • max time network
    334s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 22:18

General

  • Target

    c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe

  • Size

    2.9MB

  • MD5

    a5f6fe293b8bf48e9dcdbcfb706e82ec

  • SHA1

    fed1b5dc772776a7ce9c973783f8f28312ae4568

  • SHA256

    c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45

  • SHA512

    a1bf36d02872193974ced1c0d46ac58eecade0ea9d4b4f8e75906f94f00b7f3060db113b018214c8f6282011acef8f954614712f700a62b2dd62b85ba9387ec0

  • SSDEEP

    49152:vnTlyRcDAG06K7UgbTCsj8uKYRQQf73eSLiGfyJuvDgT4yr:7lWcDAP7LbhjrH+fuvD1yr

Malware Config

Signatures

  • Blocklisted process makes network request 2 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe
    "C:\Users\Admin\AppData\Local\Temp\c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\system32\rundll32.exe
        "C:\Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBVQAWf8AagAwAGkAU+4bAHcAYT0AdQBo7wBYAE0tAllIg||sKOgEAgAASP+DxCjDzMzMTP+JRCQYSIlUJL8QSIlMJAhZAUj|i0QkMEiJBCT2fQE4SGsACEjHRNskEC0B6w59ARBI14PAAYsBEH0BQEjtOZIAcyWbA4sMJP9IA8hIi8FIi|VMpwFUdwAD0UiLf8qKCYgI68FiBb9lSIsEJWDz8DP|yUiLUBhIO9H|dDZIg8IgSIv|Akg7wnQqZoP|eEgYdRpMi0D|UGZBgzhrdAfuDRFLdQgNEHgQLv90BUiLAOvVSOuLSPkAwWYAQFNV|1ZXQVRBVUFW+0FXWQFmgTlNWv9Ni|hMi|JIi+|ZD4X88|BMY0n|PEGBPAlQRQDvAA+F6vPwQYuE+wmI8|CFwEiNPO8BD4TWZhGDvAndjC0BD4TH8|BEi|9nIESLXxyLd|8kRItPGEwD4f9MA9lIA|Ezyb9FhckPhKTz8E3|i8RBixBFM9L|SAPTigKEwHT|HUHByg0PvsDe9gABRAPQuxF17P9Bgfqq|A18dP8Og8EBSYPABP9BO8lzaevGi||BD7cMTkWLLP+LTAPrdFgz7b6mEHRRQYsUvQDT|zPJigJMi8Lrtw|BycQRA8jhEAH3QYoA0RDtM8Azn|ZBOwy23BCiAIP|xgGD+Ahy7uv|CkiLy0H|1UnfiQT3g8XgEMQE3ztvGHKvYgFBX|9BXkFdQVxfXvtdWy8XSIHsYAH+YACL6ehm|v||v0iFwA+EmXEgTPWNqwGLJxDIM||o|Zt5II1fBEyNRf9CM9KLy|9UJP1ofCBMi+APhGx6cSBFpBAzwIvTjSBfSIl8JCCiIHB8ID9Ii|APhExxIKIg|1BIjVYIRI1H30BIjYwkgRFIi+|Y6Hz9eiCNVkhq2iAQ3iHM8|DoZ+sgP0SLBo1XCD0goiC9WMYhiYQkgIMS3fbz8IsO1iBYiYwk2G0RAzCNIOgx6yBMi+9dOousKTJIi5z+FjJMiWQkOESNv2dsSTvsSIYgMHdMiVyAAYQk3IMR04aO4yHfIPCsE0iLb9Po5|wBMIqcczL3SI2EczJBgPMhv0mLzEQwGKACg7|pAXXzgbxzMiH|UmV4dUqLhCTd9B4xlCT48|ADwv9IO+hyNUE71P92MESNSUBJK0|UQbgAlACiIEDGIs|4dBdEtDC+MUiN+1NsjSBNK8TobO6AMEiLzqIgeEiFz|90FEyMMBcxSI3fTCRAugPz8P|XZ0iBxHAhXSQAAA==
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • outlook_office_path
        • outlook_win_path
        PID:1168

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_uns6d7c42.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • memory/560-71-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/560-70-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/560-82-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/560-72-0x00000000000E0000-0x00000000000FD000-memory.dmp

    Filesize

    116KB

  • memory/560-79-0x00000000026C0000-0x00000000036C0000-memory.dmp

    Filesize

    16.0MB

  • memory/560-64-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/560-66-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/560-83-0x00000000000E0000-0x00000000000FD000-memory.dmp

    Filesize

    116KB

  • memory/1168-85-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

    Filesize

    1000KB

  • memory/1168-84-0x000007FEFB541000-0x000007FEFB543000-memory.dmp

    Filesize

    8KB

  • memory/1168-86-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

    Filesize

    1000KB

  • memory/1168-73-0x0000000000000000-mapping.dmp

  • memory/1168-87-0x0000000010000000-0x0000000010013000-memory.dmp

    Filesize

    76KB

  • memory/1168-81-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

    Filesize

    1000KB

  • memory/1168-80-0x0000000000120000-0x0000000000127000-memory.dmp

    Filesize

    28KB

  • memory/1416-68-0x00000000008C0000-0x0000000000A55000-memory.dmp

    Filesize

    1.6MB

  • memory/1416-55-0x0000000000AA0000-0x000000000129A000-memory.dmp

    Filesize

    8.0MB

  • memory/1416-56-0x00000000008C0000-0x0000000000A55000-memory.dmp

    Filesize

    1.6MB

  • memory/1416-57-0x0000000075E11000-0x0000000075E13000-memory.dmp

    Filesize

    8KB

  • memory/1416-58-0x00000000008C0000-0x0000000000A55000-memory.dmp

    Filesize

    1.6MB

  • memory/1416-59-0x000000000E380000-0x000000000E654000-memory.dmp

    Filesize

    2.8MB

  • memory/1416-54-0x0000000000AA0000-0x000000000129A000-memory.dmp

    Filesize

    8.0MB

  • memory/1416-60-0x000000000E380000-0x000000000E654000-memory.dmp

    Filesize

    2.8MB

  • memory/1416-63-0x000000000E380000-0x000000000E654000-memory.dmp

    Filesize

    2.8MB

  • memory/1416-62-0x00000000008C0000-0x0000000000A55000-memory.dmp

    Filesize

    1.6MB

  • memory/1416-61-0x0000000000AA0000-0x000000000129A000-memory.dmp

    Filesize

    8.0MB