Analysis

  • max time kernel
    163s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/01/2024, 08:18

General

  • Target

    213fb61afcb95c40e44ac58a56b8eb9a5f5d7209011e72bcb170efe1f0a6c871.exe

  • Size

    536KB

  • MD5

    2ef5ea9cbe02d2f10536c6a171d9df00

  • SHA1

    3c6d62a7e160b7ba166e068e31db24ae7b9a9f3f

  • SHA256

    213fb61afcb95c40e44ac58a56b8eb9a5f5d7209011e72bcb170efe1f0a6c871

  • SHA512

    4fb8b150c5e8c397182c7c0bd0b2377c02f94b541b442ccd5ce17bf123f770b2dd19aac2eb9d16e2856c69a2af0c5f205f24f2bcb0ff73ff5151546857ea1150

  • SSDEEP

    12288:Hhf0Bs9bDDq9hu53Ltp/p+gPhhwPOaoTJRkmOkx2LIa:HdQyDL9xp/BGA1RkmOkx2LF

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 8 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    PID:3580
    • C:\Users\Admin\AppData\Local\Temp\213fb61afcb95c40e44ac58a56b8eb9a5f5d7209011e72bcb170efe1f0a6c871.exe
      "C:\Users\Admin\AppData\Local\Temp\213fb61afcb95c40e44ac58a56b8eb9a5f5d7209011e72bcb170efe1f0a6c871.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3480

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046

    Filesize

    1KB

    MD5

    ac014cef6cfe67878d8c40ab763bdf4a

    SHA1

    9213d01d7e180e9d62f8bcf12e41a3c1024a7240

    SHA256

    bc357cfeb8ec83a9f81951778964baf14f360e23f870da4301f1ea222de70f72

    SHA512

    8cac47116a686f8fdbf73dd5980ab41907a58cbd86e71bd61e7a51350fd3735f3b558e425d367fa62b578e14bbb9da18c6458f4735bed1d46e40d3222e888e93

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D440AC65793A7BBE167BE882B99F465E

    Filesize

    938B

    MD5

    596efc00ea4325ff6b4ab2347a5956ec

    SHA1

    65cd651905b293b692ef87a30b0a8235608078ce

    SHA256

    c2e26e0caae647d3c482ee241841ce423be2e462d70abf4b75bd7436457cf9ed

    SHA512

    de9bd24915bb11921192fb7747f124397855a46a65b5f022d41321e836beec7128e095b1abf8201d2e01682e3b594f69907085eefa558f6f04f1e46e06759b90

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046

    Filesize

    502B

    MD5

    8dc8d04a157db1d36f13a7afb1d23d6a

    SHA1

    33e3eeb445a807a5a8dc63fa93591d949a8a3019

    SHA256

    865f585d3674929bd8dabb9e4f92243e4a8094b42fe4e70177e180a90a2ddf2e

    SHA512

    e3739806f791ca5c78aa7bcfd81575e54f08372848c307eab76002da15a7ee7b74c450ca98c338d45597d11413c5ac0b073fe2942babec9073820e6379c2dd62

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D440AC65793A7BBE167BE882B99F465E

    Filesize

    520B

    MD5

    a7f2b4a86071fa9a90f8bd06dba38853

    SHA1

    48a0e6d04a78963b6714e7aaec619eb55a002657

    SHA256

    41b7472d26f9129357070c7f79be5b102bbdf9907dade48b0ab608ae255f23d1

    SHA512

    d5fc91d6d9706b8cb947660164badb19adf2f363c660030ca09a76ba25bb95265a3e0fa0c6b3614a04f5b554b75bc8d4c4da9f676fe6a10af14dbe37f1fe4887

  • memory/3480-1-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-4-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-47-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-0-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-35-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-32-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-10-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-21-0x0000000000330000-0x0000000000432000-memory.dmp

    Filesize

    1.0MB

  • memory/3580-6-0x0000000002A80000-0x0000000002A83000-memory.dmp

    Filesize

    12KB

  • memory/3580-18-0x0000000008800000-0x0000000008879000-memory.dmp

    Filesize

    484KB

  • memory/3580-7-0x0000000008800000-0x0000000008879000-memory.dmp

    Filesize

    484KB

  • memory/3580-9-0x0000000008800000-0x0000000008879000-memory.dmp

    Filesize

    484KB

  • memory/3580-5-0x0000000002A80000-0x0000000002A83000-memory.dmp

    Filesize

    12KB