Resubmissions

12/04/2024, 14:40

240412-r19aqsec6y 10

12/04/2024, 14:40

240412-r18n7sec6x 10

12/04/2024, 14:36

240412-rylfwsbc28 10

12/04/2024, 14:36

240412-rykvcsec4t 10

12/04/2024, 14:36

240412-rykjlaec4s 8

09/04/2024, 07:38

240409-jgem1shg29 8

09/04/2024, 07:38

240409-jgdqqahg28 10

09/04/2024, 07:38

240409-jgc47ada4y 10

09/04/2024, 07:38

240409-jgctesda4v 8

25/12/2023, 04:54

231225-fjlybsahbr 7

Analysis

  • max time kernel
    1791s
  • max time network
    1807s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/04/2024, 07:38

General

  • Target

    2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250.exe

  • Size

    1.9MB

  • MD5

    59646583129acf5244d686f15aadb25a

  • SHA1

    5b8b55dc12217eb37bd25ca61cd7aceec729e603

  • SHA256

    2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250

  • SHA512

    99a4c6612de866f966f2b9f84c16ada59d3606db942011d720debe12f4b059a9aec1b7c1046231b15ae728b6a27e616056588680aa3ebcbf0340a4d6eeddb9b2

  • SSDEEP

    49152:Qe6RRRpEHQN/ThQrezxMQnXW8qaJZkRLagEoH6gFt:Q9nLEcrhhmYLwpbE+t

Malware Config

Signatures

  • Contacts a large (851) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • UPX packed file 55 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250.exe
    "C:\Users\Admin\AppData\Local\Temp\2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250.exe
      "C:\Users\Admin\AppData\Local\Temp\2cdc39f39a9369ae4062822ea6726f2e508d5d29514b3cee06f809ce6ef16250.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:4572
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4572 -s 11744
        3⤵
        • Program crash
        PID:13108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp

    Filesize

    2.6MB

    MD5

    5777d56460efb8519bcfe961647ffcc8

    SHA1

    cb180d9885a517ec254c1fb7271e02de5bb3a73a

    SHA256

    a10fc5dda3f349841a63877282650e21b6a4fd3176e48d607cbdbaaef5b1bd66

    SHA512

    cdfd33d9d5ebf919431cd7a12f1b55137ab7005c69e2941c6e15ee081ecf2137ef4e272c4f40fbadd6f3c1b45f08aba31bc6ec0bd394f8fc3abf310cb64e7bbf

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new

    Filesize

    11.4MB

    MD5

    b2d71845fde7f58bde380d4fc21f473f

    SHA1

    e7a3e8c9492157fd22ed333439910d0eaad3422b

    SHA256

    8efa9f38f6f5469c6756f8fecc03f45e6371884eec71f36fdf1974ec689b2654

    SHA512

    702dff66ec7726cc03a58dce01bd6f3fd4a322099708935c7c487fa44710f9134321045fddca281fdfcd5227d6d67db9328bf20b5d343291eac490c757a6fe50

  • memory/1996-1-0x0000000002690000-0x000000000284E000-memory.dmp

    Filesize

    1.7MB

  • memory/1996-2-0x0000000002850000-0x0000000002A07000-memory.dmp

    Filesize

    1.7MB

  • memory/4572-3-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-5-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-6-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-7-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-8-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-9-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-39-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-40-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-44-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-45-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-46-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-47-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-51-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-52-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-54-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-55-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-56-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-58-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-60-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-63-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-66-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-70-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-73-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-76-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-74-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-80-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-79-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-78-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-71-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-67-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-65-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-62-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-64-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-61-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-59-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-57-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-84-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-83-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-81-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-91-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-89-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-98-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-94-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-93-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-96-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-92-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-88-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-87-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-86-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-85-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-97-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-104-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-99-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-103-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB

  • memory/4572-101-0x0000000000400000-0x0000000000848000-memory.dmp

    Filesize

    4.3MB