Analysis

  • max time kernel
    150s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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 (4140) 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:4180

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4182098368-2521458979-3782681353-1000\desktop.ini.tmp

    Filesize

    115KB

    MD5

    972f1b46655439cc4d46843d3d146946

    SHA1

    4890203e8cf865930acacf8b21aa2b790d70f28d

    SHA256

    9bdcfd8a7ecb08e246afcb7268963db36edb02e0a0f0c844ce171e305b98ee91

    SHA512

    26980ff35a868a5547b05de41ea143eec6cea3a1c37b7f404e8ce1b26c4506ce5aa07ba63b10af5f97ac19c1e433f28f63a21e2f3d0fb60f28a68209e8d63dbc

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    214KB

    MD5

    4aebec297eea5418b48474125a7255b5

    SHA1

    b1ac7b4cb419247b1655b38e3245e6b1fcb3c0fb

    SHA256

    41bb666752766e369d4f354a7eb79f8a2e588986fd9696b3ebf48cc3aa6da336

    SHA512

    0bd61520d633ffa47202261d838efc0e5a6b6177334cde76a0214d950dbabeed1c6a5e83a9bff7051211c915192815cb9ce30dc87dbd1d72ee7ae25897195f16

  • memory/4180-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4180-628-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB