Analysis

  • max time kernel
    210s
  • max time network
    191s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02-09-2024 05:12

General

  • Target

    $R0/Uninstall Joplin.exe

  • Size

    211KB

  • MD5

    029d084e05b949fef3b1b4cac1be4b91

  • SHA1

    b5c761332b8281b8d17fb0e8a1e5adf73a6d38a5

  • SHA256

    46b9c6521c1919a3a7e1829cd8540ca75d3073aca97f33767de2c18703033711

  • SHA512

    10cfd8ca263db427f5210d26511a7712d8ffd97b50962f8efd558e90aa3f583f384d1805a3b4eb865aa73c280ddf9a7f336efb89cc4305796831078bf8fb89fc

  • SSDEEP

    6144:i740I1vc1JjeDW6J2Ua8T2t0EyL+yaV7B7g:QMyJKDTsCLRKJptg

Score
4/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Joplin.exe
    "C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Joplin.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3536
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3956

Network

    No results found
  • 52.111.227.14:443
    322 B
    7
  • 88.221.134.41:80
No results found

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\StdUtils.dll

    Filesize

    100KB

    MD5

    c6a6e03f77c313b267498515488c5740

    SHA1

    3d49fc2784b9450962ed6b82b46e9c3c957d7c15

    SHA256

    b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

    SHA512

    9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\System.dll

    Filesize

    12KB

    MD5

    0d7ad4f45dc6f5aa87f606d0331c6901

    SHA1

    48df0911f0484cbe2a8cdd5362140b63c41ee457

    SHA256

    3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    SHA512

    c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\UAC.dll

    Filesize

    14KB

    MD5

    adb29e6b186daa765dc750128649b63d

    SHA1

    160cbdc4cb0ac2c142d361df138c537aa7e708c9

    SHA256

    2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

    SHA512

    b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\WinShell.dll

    Filesize

    3KB

    MD5

    1cc7c37b7e0c8cd8bf04b6cc283e1e56

    SHA1

    0b9519763be6625bd5abce175dcc59c96d100d4c

    SHA256

    9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

    SHA512

    7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\modern-wizard.bmp

    Filesize

    150KB

    MD5

    52ff52eee3b944b862c11c268a02c196

    SHA1

    8d041966e6fba10aa5e10ce5dc1dc5175f11b2fe

    SHA256

    2079f7a3eba60e0d9ee827a7208aa052a71b384873b641de5e299aeb8e733109

    SHA512

    2861ae5a06f8413810947c08994f4c0da54a1acee8c4df72cd8b03a9503b26e5512809f8d70fd584239b04a651e7329a701bf7ddcee2dec2c2e14d05ae74f220

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    466179e1c8ee8a1ff5e4427dbb6c4a01

    SHA1

    eb607467009074278e4bd50c7eab400e95ae48f7

    SHA256

    1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172

    SHA512

    7508a29c722d45297bfb090c8eb49bd1560ef7d4b35413f16a8aed62d3b1030a93d001a09de98c2b9fea9acf062dc99a7278786f4ece222e7436b261d14ca817

  • C:\Users\Admin\AppData\Local\Temp\nstA912.tmp\nsExec.dll

    Filesize

    6KB

    MD5

    ec0504e6b8a11d5aad43b296beeb84b2

    SHA1

    91b5ce085130c8c7194d66b2439ec9e1c206497c

    SHA256

    5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962

    SHA512

    3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57

  • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

    Filesize

    211KB

    MD5

    029d084e05b949fef3b1b4cac1be4b91

    SHA1

    b5c761332b8281b8d17fb0e8a1e5adf73a6d38a5

    SHA256

    46b9c6521c1919a3a7e1829cd8540ca75d3073aca97f33767de2c18703033711

    SHA512

    10cfd8ca263db427f5210d26511a7712d8ffd97b50962f8efd558e90aa3f583f384d1805a3b4eb865aa73c280ddf9a7f336efb89cc4305796831078bf8fb89fc

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