Analysis

  • max time kernel
    41s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:40

General

  • Target

    e1bd8f677f78f574e2f3ac0ead89ee7d2ca059265b903bdf3ff2376ff0fe8bda.exe

  • Size

    3.5MB

  • MD5

    8ca20090f9f747055a283712d0d4bf40

  • SHA1

    953d1cd44eb589e975b161754d12470f65304c9a

  • SHA256

    e1bd8f677f78f574e2f3ac0ead89ee7d2ca059265b903bdf3ff2376ff0fe8bda

  • SHA512

    a651004107aaa19ac176af164a36e54dab358e49d234a5873171601719e64f55d00505c4f9600adf45a7037c1ad94811d6f1df600986a2108525f1feaa80f9d3

  • SSDEEP

    49152:+9aAsmOTmJadWMh8BBmTsgTMMchqMoVkIBL7o2TFFTkco2L0iMVE/:gsmOTKadT8BBX8sEMskIZMOFAcpLpMW

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 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 8 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1bd8f677f78f574e2f3ac0ead89ee7d2ca059265b903bdf3ff2376ff0fe8bda.exe
    "C:\Users\Admin\AppData\Local\Temp\e1bd8f677f78f574e2f3ac0ead89ee7d2ca059265b903bdf3ff2376ff0fe8bda.exe"
    1⤵
    • Loads dropped DLL
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2036
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1368
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:1564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.dat

    Filesize

    3KB

    MD5

    89aab67f72ad1adc0b59c3655d626e27

    SHA1

    78d2269e4d662d2edd27715783a831ca6315463d

    SHA256

    7d3bac353cebdf774920746cb7ec9261fc7b3e344e29e1e9cfe091da8127e787

    SHA512

    b66b2808b9cc6c4b85b80d0b0a93312f1fe40123db2075749ea5a245fb6d57dd84e8f1964411e558e5cc0a00675658a9b220512b4d539eedb0a95ea38c0f9ac3

  • C:\Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.tlb

    Filesize

    3KB

    MD5

    49377d67ace525f846d959ba7d436dc4

    SHA1

    4ac51ead78ae8a1b501bf11ffe0df7e2c5700035

    SHA256

    7ff7fa97212623b68ab6d68484bff006973e3810a17b498feb019d40b8dfbae3

    SHA512

    6374f3db5d25c08d0afddd4af7ad1c613a9efbd7bb6e8958c09079cb5348a35e4b1c06d403169c3798d585cb59c8fd7d0c882f3203eb4144f5898cff6c7f20bc

  • C:\Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.x64.dll

    Filesize

    712KB

    MD5

    6ecb34751b09be3226d2209478c84813

    SHA1

    9378fa3629680167e5e191d7d949819613989cb9

    SHA256

    c108b08dbfd2aeedc1757fa53f022f6f5d0714d5ee84bc20430044718aac7a76

    SHA512

    6d48cf102d5f983d1b08f8152bdd424f8bc2136b09ac5ef409181fd0f754b544eb62bb6df559c0bcf5a129ddb946b6e2f27b043326d0bdd70a86eff640684299

  • \Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.dll

    Filesize

    633KB

    MD5

    b44b1bc7a8aab6a7d7aab228332e49d9

    SHA1

    d9e76789fdbe9feb40d671f2200247255b7fbd94

    SHA256

    23d34c7fbd46c8952e593435443be566ff84a76adfba19cfd86cb081a105ebae

    SHA512

    fb751469b384d81c0d1d2983f9146039b1a5254bb13ce2f578008bbe719c08a27cf548d7b9f9374485c869306507917bc2f18c83e9be00a703fa6cfa16d9363f

  • \Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.x64.dll

    Filesize

    712KB

    MD5

    6ecb34751b09be3226d2209478c84813

    SHA1

    9378fa3629680167e5e191d7d949819613989cb9

    SHA256

    c108b08dbfd2aeedc1757fa53f022f6f5d0714d5ee84bc20430044718aac7a76

    SHA512

    6d48cf102d5f983d1b08f8152bdd424f8bc2136b09ac5ef409181fd0f754b544eb62bb6df559c0bcf5a129ddb946b6e2f27b043326d0bdd70a86eff640684299

  • \Program Files (x86)\SmartOnes\1iAfuUXG4cXSWQ.x64.dll

    Filesize

    712KB

    MD5

    6ecb34751b09be3226d2209478c84813

    SHA1

    9378fa3629680167e5e191d7d949819613989cb9

    SHA256

    c108b08dbfd2aeedc1757fa53f022f6f5d0714d5ee84bc20430044718aac7a76

    SHA512

    6d48cf102d5f983d1b08f8152bdd424f8bc2136b09ac5ef409181fd0f754b544eb62bb6df559c0bcf5a129ddb946b6e2f27b043326d0bdd70a86eff640684299

  • memory/1368-61-0x0000000000000000-mapping.dmp

  • memory/1564-65-0x0000000000000000-mapping.dmp

  • memory/1564-66-0x000007FEFBA81000-0x000007FEFBA83000-memory.dmp

    Filesize

    8KB

  • memory/2036-54-0x0000000075521000-0x0000000075523000-memory.dmp

    Filesize

    8KB

  • memory/2036-55-0x0000000000790000-0x0000000000832000-memory.dmp

    Filesize

    648KB