Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2024 01:05

General

  • Target

    f522ce1eae8228ae1b9d220de4c31aeeb5589c5eeb8585fa6d46c89839a06145.exe

  • Size

    657KB

  • MD5

    5b53ca7bba2d6c832053a596b432f443

  • SHA1

    4da3cfcff0134db187672d5e055372313c283c6c

  • SHA256

    f522ce1eae8228ae1b9d220de4c31aeeb5589c5eeb8585fa6d46c89839a06145

  • SHA512

    09f8878438ce8fca1cc0efb8c9be754d58d54eba6c74166721613f6feccb1a9a7ba1d4d9d4219c8bf4194f7e1e1d511606d8cbd96abf46a590e559c2fa1ebe7a

  • SSDEEP

    12288:w2TjMn+DQL32ikCaUS4csRBse6sfW0AA:w2TgOy3k94cunZe0B

Score
10/10

Malware Config

Signatures

  • Detects Echelon Stealer payload 2 IoCs
  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f522ce1eae8228ae1b9d220de4c31aeeb5589c5eeb8585fa6d46c89839a06145.exe
    "C:\Users\Admin\AppData\Local\Temp\f522ce1eae8228ae1b9d220de4c31aeeb5589c5eeb8585fa6d46c89839a06145.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1636

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    4beb5ccf150f3adf03d81cb5ec70dc61

    SHA1

    4625886fe3715be3c0196b7846177cb04ee1100e

    SHA256

    6b8f22cda0f0d4ffee7710c390cef6df14b44dd8cf0f4e3168e3755f37b9a216

    SHA512

    ac9af26bb4dc620901de7b222dd315a51f36029322aecb89fc1d8e35ef31bd18762061d4feb7f5ef9a5ad9b4de76a67d8ac27f638597c0a2e1dbd2055c6ba0d2

  • C:\Users\Admin\AppData\Local\Temp\Cab6682.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar6750.tmp
    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1636-0-0x0000000000DB0000-0x0000000000E5A000-memory.dmp
    Filesize

    680KB

  • memory/1636-1-0x000007FEF5660000-0x000007FEF604C000-memory.dmp
    Filesize

    9.9MB

  • memory/1636-2-0x000000001B390000-0x000000001B410000-memory.dmp
    Filesize

    512KB

  • memory/1636-64-0x000007FEF5660000-0x000007FEF604C000-memory.dmp
    Filesize

    9.9MB