Analysis

  • max time kernel
    310s
  • max time network
    318s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25-11-2022 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 1 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
  • Program crash 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 14 IoCs
  • Suspicious use of WriteProcessMemory 7 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:3808
    • 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:4068
      • C:\Windows\system32\rundll32.exe
        "C:\Users\Admin\AppData\Roaming\nsis_unse579d59.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBVYARv4bAE4ANgBLAEW|AGYAbQB2RQBL7wBDAFItAllIg||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:4300
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 4300 -s 236
          4⤵
          • Program crash
          PID:4160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\nsis_unse579d59.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_unse579d59.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • memory/3808-116-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-117-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-119-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-118-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-120-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-121-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-122-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-123-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-124-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-125-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-126-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-127-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-128-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-129-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-130-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-132-0x00000000030C0000-0x00000000038BE000-memory.dmp

    Filesize

    8.0MB

  • memory/3808-134-0x00000000038C0000-0x0000000003A5F000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-135-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-136-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-137-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-138-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-139-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-140-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-141-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-142-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-143-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-144-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-145-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-146-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-147-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-148-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-149-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-150-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-151-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-152-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-153-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-154-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-155-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-156-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-157-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-158-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-159-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-160-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-161-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-162-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-163-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-164-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-165-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-166-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-167-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-168-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-169-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-170-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-171-0x00000000030C0000-0x00000000038BE000-memory.dmp

    Filesize

    8.0MB

  • memory/3808-172-0x000000000D740000-0x000000000DA14000-memory.dmp

    Filesize

    2.8MB

  • memory/3808-173-0x00000000038C0000-0x0000000003A5F000-memory.dmp

    Filesize

    1.6MB

  • memory/3808-174-0x000000000D740000-0x000000000DA14000-memory.dmp

    Filesize

    2.8MB

  • memory/4068-175-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-177-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-178-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-179-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-180-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-181-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-182-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-183-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-184-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-185-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-186-0x0000000077290000-0x000000007741E000-memory.dmp

    Filesize

    1.6MB

  • memory/4068-215-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-220-0x0000000001A60000-0x0000000001A7D000-memory.dmp

    Filesize

    116KB

  • memory/4068-235-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-236-0x00000000034E0000-0x00000000036AA000-memory.dmp

    Filesize

    1.8MB

  • memory/4068-244-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4068-245-0x0000000001A60000-0x0000000001A7D000-memory.dmp

    Filesize

    116KB

  • memory/4300-237-0x0000000000000000-mapping.dmp

  • memory/4300-240-0x000002812BA30000-0x000002812BA37000-memory.dmp

    Filesize

    28KB

  • memory/4300-241-0x00007FF6C05C0000-0x00007FF6C06BA000-memory.dmp

    Filesize

    1000KB

  • memory/4300-246-0x00007FF6C05C0000-0x00007FF6C06BA000-memory.dmp

    Filesize

    1000KB

  • memory/4300-247-0x00007FF6C05C0000-0x00007FF6C06BA000-memory.dmp

    Filesize

    1000KB

  • memory/4300-248-0x0000000010000000-0x0000000010013000-memory.dmp

    Filesize

    76KB