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Overview

overview

9

Static

static

3

8026045ed3...0N.exe

windows7-x64

9

8026045ed3...0N.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/09/2024, 02:52

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General

  • Target

    8026045ed32af598d1691d85b116e090N.exe

  • Size

    506KB

  • MD5

    8026045ed32af598d1691d85b116e090

  • SHA1

    2280dd946347193c45a07c64205b7b10673361e3

  • SHA256

    a2a61ef5307988f3da62e648a28b0cd82a45d67388683d71d09a6e1091568724

  • SHA512

    27c24d997a5d75317a590c4f1fc2f22d540102d359648c6b1875772dcd7804ea4f062b940e07443e0f1d92cf373b081d02f5aec904ec2e4267e3a4d985ba667f

  • SSDEEP

    6144:PO78n5Qw0tneDA/sqhleIc0HftDrkYY1hj63hgDonsogCh6NEpAFe:w85bM3npxYfj63hgD1Zit

Score
9/10
discoveryransomware

Malware Config

Signatures

  • Renames multiple (289) files with added filename extension

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

    ransomware
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8026045ed32af598d1691d85b116e090N.exe
    "C:\Users\Admin\AppData\Local\Temp\8026045ed32af598d1691d85b116e090N.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:1376
    • C:\Users\Admin\AppData\Local\Temp\_Setup.exe
      "_Setup.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini.tmp
    Filesize

    52KB

    MD5

    95b3ed6d68ab31c0750288a2841f6b17

    SHA1

    dd112e2c596a3bbc708c2ec19983d79f333e303f

    SHA256

    2d17d9a10a140773eed4515830acb2f536298257b4f19a9eeaf3310be2200d9d

    SHA512

    0279219aebbf36cbd327df54186530e7f0c34297da8beadf7b8b0cb0d304d5b09a1639eaca75ef5818dccf0e6e87fdd372dbc0702a3aadc8b59f44a65014cb4d

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  • C:\Windows\SysWOW64\Zombie.exe
    Filesize

    51KB

    MD5

    c76bce8bcf4af74c689b69d29d750a10

    SHA1

    28b019124dfbcc8d21255bed3d1a7bea817bc743

    SHA256

    c61c745344b92219de5177dd96da0affc44e6d833e7d42dd773a32f4ec12a175

    SHA512

    ad42fcdb467e5ad2dac2ca57ab9aea554ae706367512fad986422be46b7721e197eedfa4295735ed10cb2cdf71884ad71aac7d8026cc7ab7cb76904459b40ca3

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  • \Users\Admin\AppData\Local\Temp\_Setup.exe
    Filesize

    453KB

    MD5

    96f7cb9f7481a279bd4bc0681a3b993e

    SHA1

    deaedb5becc6c0bd263d7cf81e0909b912a1afd4

    SHA256

    d2893c55259772b554cb887d3e2e1f9c67f5cd5abac2ab9f4720dec507cdd290

    SHA512

    694d2da36df04db25cc5972f7cc180b77e1cb0c3b5be8b69fe7e2d4e59555efb8aa7e50b1475ad5196ca638dabde2c796ae6faeb4a31f38166838cd1cc028149

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