Analysis

  • max time kernel
    120s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 11:00

General

  • Target

    98b0e2f87106150efbf500539e8be32607a51e316a842fb8e336e037f6f00088.exe

  • Size

    79KB

  • MD5

    74397bf8846297ea3dba8133887d76a7

  • SHA1

    3145ee30874ae7dd1981cee8b42ababfbf1107cd

  • SHA256

    98b0e2f87106150efbf500539e8be32607a51e316a842fb8e336e037f6f00088

  • SHA512

    08acc2eb46f1c8d6a6b0da0dd4b1ba8d23a7378fa66a0941f2a16152ab0d07ef90e07b0d91e6904e97bbaaf757adb2ef3d448003868522e26b61c2e812f9424f

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3PHvQ9M:V7Zf/FAxTWoJJZENTBHfiPHYqvW1HK

Malware Config

Signatures

  • Renames multiple (329) 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\98b0e2f87106150efbf500539e8be32607a51e316a842fb8e336e037f6f00088.exe
    "C:\Users\Admin\AppData\Local\Temp\98b0e2f87106150efbf500539e8be32607a51e316a842fb8e336e037f6f00088.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini.tmp

    Filesize

    79KB

    MD5

    221775d7762873dd02b2939ac03f193a

    SHA1

    db4c5ba4f810c1db490b42345ab1993033e78680

    SHA256

    dc4558dc18f5ed4303ea52b5dd3842dcdb159027502218c0a916ed48ce308d70

    SHA512

    26628e17a3d47eced03c4af44d5387d7791bb1530982bc3cd5d3d4e74d748f4dfdf1a1e6b92808ba1f211a3bb49d0725b7cb93ec4cd4c3cfcc2b4b40a7024c44

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

    Filesize

    88KB

    MD5

    4a4db0c5e42983893a0eb4776ea1dc37

    SHA1

    2d26ab6dffd917e3361309b315efd2c3cb818584

    SHA256

    2f0cf916fd604c9001d892423ed4800ccdd5a030102a588cf6c161978e4a6e38

    SHA512

    07f7207c90afdf0486b443b9ac661b5548f20c0283e5ea1bae60be8aca41c872c0ee8f10155cdf991406be17a17d04232e5c5a67a5af741802a82c76b0f0c440

  • memory/1580-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1580-26-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB