Resubmissions

25-04-2024 03:20

240425-dvs5nsef2v 9

25-04-2024 03:15

240425-dscpxaec59 9

Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 03:20

General

  • Target

    AnyDesk_1.exe

  • Size

    1.8MB

  • MD5

    636b9c40cd21065c8a41407c2ae872d0

  • SHA1

    41a82e824469e4482224f4f68be1aef28aa9f0ca

  • SHA256

    97038aeac9ceb8d105fd3c396d624b207cb6aa55383c71decb1a9818dbe28fda

  • SHA512

    dcc2933e7ede15602a17ac41fa12fc2e7a6163c805864985f4751f8e5ef00784c533c005f04f000a0cd6f280410189b2104968aa8cc22344fd5d0a6588cccbeb

  • SSDEEP

    49152:udPsn6zl4avm36mtiZhKFJbbLg0QDssbGKKlMJ:udFs6Pd0QDsqKG

Score
9/10

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Loads dropped DLL 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AnyDesk_1.exe
    "C:\Users\Admin\AppData\Local\Temp\AnyDesk_1.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1888

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
    Filesize

    344B

    MD5

    27b8698d8536148343b674c5f8999d0b

    SHA1

    5ce456989f127ccc9bc68162f69ee1e144ee4db8

    SHA256

    440276b88d201187619ee313fd078e5c66bdce075bc1d689b2462e5152131de1

    SHA512

    9f3658e8d49bff90fdc7f0e1aba1914bcbb0783008632d8b14681077dc82bd45e8240238f076ef359228bffa429986fbb9a6bb430da821cd9ff6dd75da6e754e

  • C:\Users\Admin\AppData\Local\Temp\Cab2F0E.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar2FFF.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\HsWFZ\HsWFZ.dll
    Filesize

    112KB

    MD5

    2f1a50031dcf5c87d92e8b2491fdcea6

    SHA1

    71e2aaa2d1bb7dbe32a00e1d01d744830ecce08f

    SHA256

    47578a37901c82f66e4dba47acd5c3cab6d09c9911d16f5ad0413275342147ed

    SHA512

    1c66dbe1320c1a84023bdf77686a2a7ab79a3e86ba5a4ea2cda9a37f8a916137d5cfec30b28ceae181355f6f279270465ef63ae90b7e8dcd4c1a8198a7fd36a8

  • memory/1888-0-0x00000000012E0000-0x00000000014A4000-memory.dmp
    Filesize

    1.8MB

  • memory/1888-1-0x000007FEF56D0000-0x000007FEF60BC000-memory.dmp
    Filesize

    9.9MB

  • memory/1888-8-0x000000001C570000-0x000000001C5F0000-memory.dmp
    Filesize

    512KB

  • memory/1888-9-0x000000001B670000-0x000000001B774000-memory.dmp
    Filesize

    1.0MB

  • memory/1888-76-0x000007FEF56D0000-0x000007FEF60BC000-memory.dmp
    Filesize

    9.9MB

  • memory/1888-77-0x000000001C570000-0x000000001C5F0000-memory.dmp
    Filesize

    512KB