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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06/01/2024, 11:09

General

  • Target

    bb4c4fe763e3a80945fc3f9617c981d3c7a9d48d9b6616e42c172884dc32102d.exe

  • Size

    536KB

  • MD5

    e8b3754676c5d5881fb0a08d84ca1367

  • SHA1

    340dcf0227603e18fc25766db36961a486e7004f

  • SHA256

    bb4c4fe763e3a80945fc3f9617c981d3c7a9d48d9b6616e42c172884dc32102d

  • SHA512

    7f379744856c2f69bcf046e04f789b254606ca3ccebb8038d4c9a044c355f3969435b8d23c933eb4be71b8fa0a9c3afb4adea55228351d7c693582e970b9f9e8

  • SSDEEP

    12288:chf0Bs9bDDq9huzJgIJzgXaEw9Stu/aB9a/Okx2LIa:cdQyDLzJTveuK0/Okx2LF

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bb4c4fe763e3a80945fc3f9617c981d3c7a9d48d9b6616e42c172884dc32102d.exe
    "C:\Users\Admin\AppData\Local\Temp\bb4c4fe763e3a80945fc3f9617c981d3c7a9d48d9b6616e42c172884dc32102d.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2532
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1204

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    344B

    MD5

    01272566e40e4eaf22c2fa03da59da6a

    SHA1

    5fe5f26ad32a6770235dc22e56e1bccec0714584

    SHA256

    bd920e09213c49a545d842d1deb4ca0541686dc6aed9aa9d33ef57e8bcf4c5e0

    SHA512

    0e2566e442504c0b09622396ce1280ff4c8a5e32c38bb6b9c52d85dc8f1afba9cd064a58797e37614b946a1fae20176fe277ea6a40cc5003fce2f8a67fcd4c9d

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

    Filesize

    344B

    MD5

    40b5d87bd6c4881e92023c399b8e7485

    SHA1

    81063dd648b1c7f58be08c3cfa765495918b376b

    SHA256

    cbdbbef9e2a84362a8e450ec0bfcdec6e06b4b96d2cb5244edf333c2f5abb99b

    SHA512

    bbd9717c66668600ee933f06aeafd8331321a77de757b200adb87c557fd04ae35337228aaaaebb5f3af67e9635032b21697335bfc6dd9a5ef290259a27e66401

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

    Filesize

    344B

    MD5

    7410acc033a80fcc2a2ad4ba0a48fbe8

    SHA1

    24eb4f9e27bd3266d5cb472ac1ab28def21c1b62

    SHA256

    a0c4681c65c804b79bd826a888d372dd9379e0f22667b0bf3ab19544b349aa8b

    SHA512

    405ad09983bf9985381ca072f2d5c27c4b9fa069b9884a9662b7f0954c6be839cdebe6f31ed9ea8c36d72400fd0f5e96cbe790632c3a4bcfa2db2624e3376d87

  • C:\Users\Admin\AppData\Local\Temp\Cab54A7.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar54C9.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1204-4-0x0000000003E50000-0x0000000003EC9000-memory.dmp

    Filesize

    484KB

  • memory/1204-7-0x0000000003E50000-0x0000000003EC9000-memory.dmp

    Filesize

    484KB

  • memory/1204-116-0x0000000003E50000-0x0000000003EC9000-memory.dmp

    Filesize

    484KB

  • memory/1204-5-0x0000000002A30000-0x0000000002A33000-memory.dmp

    Filesize

    12KB

  • memory/1204-3-0x0000000002A30000-0x0000000002A33000-memory.dmp

    Filesize

    12KB

  • memory/2532-78-0x00000000001E0000-0x00000000002E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2532-193-0x00000000001E0000-0x00000000002E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2532-312-0x00000000001E0000-0x00000000002E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2532-0-0x00000000001E0000-0x00000000002E2000-memory.dmp

    Filesize

    1.0MB

  • memory/2532-411-0x00000000001E0000-0x00000000002E2000-memory.dmp

    Filesize

    1.0MB