Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07/09/2024, 12:46

General

  • Target

    Trojan.Danger.ATA_virussign.com_5fe93dc75aa60c93321b4b91b1ca81da.exe

  • Size

    115KB

  • MD5

    5fe93dc75aa60c93321b4b91b1ca81da

  • SHA1

    e881e6aeb09e0fc96f9c75d5d420c41f34651d2b

  • SHA256

    8071fa5a060b5851fabe87f01a7188b57c3cac021aa01c42724d393f7cdab75f

  • SHA512

    d36c0235e290f4362db25429e32b613cefd21abdd1da4f150ebb396c9003dbad1f7493bb280afc3dd7d833d6f277c7aaf501154064ec0880005b8cf40b71f2f2

  • SSDEEP

    1536:V7Zf/FAxTWoJJZENTNyl2Sm0mKuC1TC1PM1mM1XUUgWIVD5IDaGZC09c51+EGgSf:fny1tE42EXUU7964ExSwDG

Malware Config

Signatures

  • Renames multiple (2850) 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\Trojan.Danger.ATA_virussign.com_5fe93dc75aa60c93321b4b91b1ca81da.exe
    "C:\Users\Admin\AppData\Local\Temp\Trojan.Danger.ATA_virussign.com_5fe93dc75aa60c93321b4b91b1ca81da.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

    Filesize

    115KB

    MD5

    6389a72c7c6bd507138ea43901793751

    SHA1

    20f08de35b561f1623a0ed634a89246e80c9cd32

    SHA256

    44c197f9073ff2e5bd34001806c813d8af099e0de2166787dca22cbdf82921ad

    SHA512

    71757b339c2b7641be539f40030129595902de7776a33e02a6e2a200f1aaf4e725c91f828c652d2974e0de244e954df200ad459b14b313a17af23a5b1e1589ee

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

    Filesize

    124KB

    MD5

    d670be1bd5a9bb8822a74f8ad0097231

    SHA1

    57ed60b05307d7b4d407d65a33e578040e5960e4

    SHA256

    9cd47eb2dde417e1f211d435bd96baa92d5e6b0166fe9790bf15012afa150ff1

    SHA512

    6f6626f2d692ae62015f06b21b64bd086c8af65d0c9b9d3c7c31bf4ed13f2178e13a09a5978693276eb009ad2328096e53a671582c4cc36a946b4a652ccc883a

  • memory/2716-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2716-68-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB