Analysis

  • max time kernel
    119s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 18:21

General

  • Target

    3e1d94878f4a459a8d537d922a0c42a0N.exe

  • Size

    50KB

  • MD5

    3e1d94878f4a459a8d537d922a0c42a0

  • SHA1

    ccb905c9d5a6acab7ab7f9b37299b60282913a3b

  • SHA256

    7bd0c39e8d19fa5fdf75707e61b7d1ea0d189648fff66e1888507cf0c361e28e

  • SHA512

    3b982f7ef0cd1e6d72f7d3683f41ce6b26b9e2c680ad896f82263595ab0830bfa9250591cdaa0c8c9a9057e0540a848b94540dcad00e3b54a887ed677a13a0f6

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATNyIHAJvHAJLMF7:V7Zf/FAxTWoJJZENTNy37

Malware Config

Signatures

  • Renames multiple (4118) 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\3e1d94878f4a459a8d537d922a0c42a0N.exe
    "C:\Users\Admin\AppData\Local\Temp\3e1d94878f4a459a8d537d922a0c42a0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1705699165-553239100-4129523827-1000\desktop.ini.tmp

    Filesize

    50KB

    MD5

    ce1bd8d0b38793620a6026cf8e22c948

    SHA1

    88eb8f5a4ffffc7a291bb8dcdd42f8802df68b53

    SHA256

    0cc586fb9316e2cff1de52a5337a5f19040a1322f8d77b5aa1c8cc4e1c25b863

    SHA512

    db5a050c6f170f06da32af5913f5246391ee3fbb7632a385b59fc46d2274e4b71412b4d805fa37271860888d4163a673281dfe540e4a325159e505d0c5c2a70d

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

    Filesize

    149KB

    MD5

    7d8f4ce927b73db4d3747d3f65c52517

    SHA1

    512ba7399653839a8eea5264e65b05150eb217f1

    SHA256

    bf7d8983007b86b607ef187f2db55c379a51cdd048c3a968cdf60b62fe4a7f37

    SHA512

    63961207ee09f98500f409074500915b9658ea34d84f8d04c3fb99e4201188a86189e4e5ee4f41a54c297503b499130bb92af3cda8742322970d804574f48815

  • memory/3680-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3680-1786-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB