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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2024, 08:40

General

  • Target

    743c4293924966145a15247019678041.exe

  • Size

    4.8MB

  • MD5

    743c4293924966145a15247019678041

  • SHA1

    ab5cd9f4c3818b44ec13c3003ab024365b439d7d

  • SHA256

    504c149e8c6eec8df5921e3985f4c39905c672e99934ed647297a36a46738689

  • SHA512

    97159de873a712b016cbb40b97c27168edc40c9ae899afdf207ebd595fa219703818837e2e0d8627dc1164b37312d87b396f15774860e87d6542369c6dde4f37

  • SSDEEP

    98304:PX4uRbJiH9PqGVGOobrS+S8Qu+4warOauQ4KS/f41WvdYvzyUyazx14:vXRWPqGVYi8QuRORKS/hvdYyUya0

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\743c4293924966145a15247019678041.exe
    "C:\Users\Admin\AppData\Local\Temp\743c4293924966145a15247019678041.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Users\Admin\AppData\Local\Temp\is-RIH5I.tmp\743c4293924966145a15247019678041.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-RIH5I.tmp\743c4293924966145a15247019678041.tmp" /SL5="$5014C,4319728,721408,C:\Users\Admin\AppData\Local\Temp\743c4293924966145a15247019678041.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2880
      • C:\Program Files (x86)\Corrupti\rerum\Minima.exe
        "C:\Program Files (x86)\Corrupti/\rerum\Minima.exe" d33ea9aeaf55fd261c3afe4927f1bef5
        3⤵
        • Executes dropped EXE
        PID:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Corrupti\rerum\Minima.exe

    Filesize

    814KB

    MD5

    bb197619f4c7aebd7765ef5d57ad4ac3

    SHA1

    4773cd5f5ecda080d0721961ecf741dc31325eb2

    SHA256

    01ae883a7c1f8dd78160a462f0789753f21c7ae43576eecb20557cd84db3c3e5

    SHA512

    3f6a94459db9e983629ea12beaee35dbe699deb1157ba6ff76d96da2e31210ae36f51cffc9d5fe192106bd334612d46ff5bf177a9c40a71386c6f923a36e331f

  • C:\Users\Admin\AppData\Local\Temp\is-RIH5I.tmp\743c4293924966145a15247019678041.tmp

    Filesize

    1.1MB

    MD5

    ced16afdf48987cf299cb41595d113ca

    SHA1

    2b2280b395a88e86a0cd30932bc5f1d1bcb3f634

    SHA256

    404d1fd670563565b7573eb098250725ee4a947b3f6379160c17be76e560cb2a

    SHA512

    ef4ffdf738ec481f3219503bb4dcdbf74cba0c75ea17c94a68824fadc337aae345ffa0457e3251202ad95066ef058a7107ee6c3828d2cfea01295e76f3ff85e9

  • C:\Users\Admin\AppData\Local\Temp\is-RIH5I.tmp\743c4293924966145a15247019678041.tmp

    Filesize

    657KB

    MD5

    e19a185d9c3dc7324f67850246d05698

    SHA1

    fda6405ea3e47b667d2d8445a33a90e6a98bc219

    SHA256

    5b20dafb22f47426171fcc9d3b27350e445a43210f57853c68b23f792c0f697e

    SHA512

    828fa26be852f4195347c212f57ebdfb0d9faee4a6e7ce4c1de008704a3f2ccf4a5e319b3ce46193c0cef6e61228311858e98575a88bf3c256a109f9a5176e94

  • \Program Files (x86)\Corrupti\rerum\Minima.exe

    Filesize

    641KB

    MD5

    f4d2240110f85849ba7859063ed92370

    SHA1

    42ba77cf3f3c0dd92e3f4acc9403a2461119d2f3

    SHA256

    aac602ae0c570c64eee99ce5ca68bed4ea228d42f6a7056d0a2fc84e9155bc64

    SHA512

    6ba63a11625e743d21df15702d5c081864d5e398e0396388e23006df61ac03a826a9f09bd247be6d92b76958d6dbd64f02034f479f116895b4de8a81252a9a06

  • \Users\Admin\AppData\Local\Temp\is-AK85P.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Users\Admin\AppData\Local\Temp\is-RIH5I.tmp\743c4293924966145a15247019678041.tmp

    Filesize

    712KB

    MD5

    a959fa6637cdc35618d90108fa1f7e99

    SHA1

    752034726205c2f96f5ae0016e7df2076f01f12b

    SHA256

    c50f7c8f5c4cb2549622c9777038072b5b2ffe0d3b7ff460287de658ec746944

    SHA512

    a410e063f5420454f6d053a6d154a139d7591985417e3298ef1dbbff66910089d2eea38162b8994db9ff13be5049e2b8ced5f2a9d12a4a986228124d01435f05

  • memory/2700-47-0x0000000000400000-0x00000000016AC000-memory.dmp

    Filesize

    18.7MB

  • memory/2700-49-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2700-48-0x0000000000400000-0x00000000016AC000-memory.dmp

    Filesize

    18.7MB

  • memory/2700-52-0x0000000000400000-0x00000000016AC000-memory.dmp

    Filesize

    18.7MB

  • memory/2700-62-0x0000000000400000-0x00000000016AC000-memory.dmp

    Filesize

    18.7MB

  • memory/2816-1-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2816-50-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2880-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2880-51-0x0000000000400000-0x0000000000679000-memory.dmp

    Filesize

    2.5MB

  • memory/2880-56-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB