Analysis

  • max time kernel
    60s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2024 19:51

General

  • Target

    f16db77670d11d7884a9814e5212038b618ee9ab573345353e9b5fc9e438a2c2.exe

  • Size

    145KB

  • MD5

    9c70caed1f0c37a7d891f22f5e6ac297

  • SHA1

    8a1f61df4627065a5977033b42654fb4ec85be19

  • SHA256

    f16db77670d11d7884a9814e5212038b618ee9ab573345353e9b5fc9e438a2c2

  • SHA512

    c54a137cb0439a1cd8040f3e12e0f6dbcfedb99db2135d66e7d6667a0298bc920118c909a5545555425df8149ac1fe321fb1e4bf43a2782831dfbc2ca42de645

  • SSDEEP

    3072:DqJogYkcSNm9V7DjWWumrIDNd7k/PHm2T:Dq2kc4m9tDaWumrIDNm/u

Malware Config

Signatures

  • Renames multiple (4144) files with added filename extension

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

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 2 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.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f16db77670d11d7884a9814e5212038b618ee9ab573345353e9b5fc9e438a2c2.exe
    "C:\Users\Admin\AppData\Local\Temp\f16db77670d11d7884a9814e5212038b618ee9ab573345353e9b5fc9e438a2c2.exe"
    1⤵
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-457978338-2990298471-2379561640-1000\MMMMMMMMMMM

    Filesize

    129B

    MD5

    5f6cc48c9a2c962b9767093f80a31b88

    SHA1

    6e6af2b3a0f7e479fa9560c6a5d42d9b55eae982

    SHA256

    bdb6415b07b2e12ca9b556433f975e07829f8274bed95daa4727f96d093402cf

    SHA512

    6b10f2cdb5aa4d9553fe58c3c3c664ebcd4413acc16265ef6b3d626f44c5027629f8ed8d7b5a51d47fb240d455eaa84ba4b7199a2b3e5319ed3c0765512aabb0

  • F:\$RECYCLE.BIN\S-1-5-21-457978338-2990298471-2379561640-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    83781f5d3c2091c9467f064860856587

    SHA1

    7877b8029f727c11901f439365c6b47f896a2dd8

    SHA256

    c0562f3d18ea7fab94861201134cb656ccb16f049c267ea1173298d9d9867f2d

    SHA512

    124bf23222e550033631e4b2b155f111f4096127567d5b178ad35e6a042c47141410538661391de7766b05f4a9152fdba8eab8ebb50c57eec3e5e20598ff7256

  • memory/2980-0-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB