Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/09/2024, 09:15

General

  • Target

    dc782c052558ba75cad076cc61d3dbd0N.exe

  • Size

    91KB

  • MD5

    dc782c052558ba75cad076cc61d3dbd0

  • SHA1

    8302262a191ab7fc6f6672ffd82597842cb0b6a4

  • SHA256

    9363248b7e16bcd65e385a5d8641fe2b15e37e6e99c38b55de93298c353abdcf

  • SHA512

    449a88821f7e328bdc413beae1128ee31b59de08e75b605ef56c6bca06a8c270d0cf61a6191e3d1ab019a98925fe12ffc7697dc1979ba1a420abc60d72a9a103

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5NKZDLKZDE:fnyiQSox5WDgDE

Malware Config

Signatures

  • Renames multiple (2898) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc782c052558ba75cad076cc61d3dbd0N.exe
    "C:\Users\Admin\AppData\Local\Temp\dc782c052558ba75cad076cc61d3dbd0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1236

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini.tmp

    Filesize

    91KB

    MD5

    716fae103c6c909237611bdd7eb876a7

    SHA1

    15dc3d8e48c50413045022af603c6c4adce469dc

    SHA256

    0a9faa682051baac9edfa7864283c18b10cd54b99d74cc50055a11c98971c081

    SHA512

    e111ead12a6c870eae776d97e6983c708c810c0817fe531cc3620dbf8120baa9cb38f230121dbba30f1b5f73e3802143c04697ff84b36737973bfe66d399d80e

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    100KB

    MD5

    77b496dc988671cef5a74abad0bdaa07

    SHA1

    a1154e8ccc98602656f20a8cefdc0cfc1185d5f5

    SHA256

    95895c494de92a2c11952170a005cd539cbebe4d831d379ccb028c4c66d58ff3

    SHA512

    adc3e48cc9d230120b41f8b927218047db4ef9315bdd3f4567af996f77d296eaf20e57e74dd77ff5c08266788a7ab99806f1ef11357000e4e84f929345bff62d

  • memory/1236-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1236-70-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB