Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 23:18

General

  • Target

    71f460d3e77c170fd2ccb8f7c038a4923e0f4445c5c064583bef99f29c2a2039.exe

  • Size

    70KB

  • MD5

    24d72afe3a6e66698b0bf805b43a24b4

  • SHA1

    1a03a2363c3f6274baf3b7e899b58e560eca1944

  • SHA256

    71f460d3e77c170fd2ccb8f7c038a4923e0f4445c5c064583bef99f29c2a2039

  • SHA512

    636ea194cd63e4a53ededf82c272291988707d414500302d62bcff4ebae01931dd89362a6759d423aae5e9de737dc00fa63435235acf36a7483e75f4839eda45

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsXaU5:fnyiQSohsUsB

Score
9/10

Malware Config

Signatures

  • Renames multiple (738) files with added filename extension

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

  • UPX dump on OEP (original entry point) 4 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71f460d3e77c170fd2ccb8f7c038a4923e0f4445c5c064583bef99f29c2a2039.exe
    "C:\Users\Admin\AppData\Local\Temp\71f460d3e77c170fd2ccb8f7c038a4923e0f4445c5c064583bef99f29c2a2039.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1612

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-330940541-141609230-1670313778-1000\desktop.ini.tmp
    Filesize

    70KB

    MD5

    89b66403b54b4d234768162fa7713e24

    SHA1

    1c323f0801f6dda46efa99684b0929534f4261d2

    SHA256

    9df3f694e32ebbcc242521a26f350641bc075da7bf31239dc500b61438fbeb95

    SHA512

    a45117a8f79fbea5838d59fd1dbea02a05340599b94a711a47fdf0ecb9d43605d4b62028bb1aeba2cacc9781df7b89c0ece93e7349c58e646096ed2343288c35

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

    79KB

    MD5

    61a8c51c2aeaddad84e509df6540634c

    SHA1

    783ef9b7c127aa4850339211322fb1cc45cd293b

    SHA256

    3fc608fa96586c073bfb70e55b7f192ffbe9d29df7a72b1c3355f2715e61de0f

    SHA512

    3459a8f47c6689f018adb958c407b1f700c5700e8a017345774f07fcf1518b6ab7f481953de406c805cf717a5f15f0cf4f139327bd6beab965b4e103f5f4a26e

  • memory/1612-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1612-74-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB