Resubmissions

07-07-2023 19:28

230707-x6vx7aah77 10

09-05-2023 07:16

230509-h34zcsgf4w 8

27-03-2023 11:00

230327-m3yjssdb46 10

25-03-2023 07:43

230325-jkn1vsdh4z 8

25-02-2023 11:28

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25-02-2023 11:28

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25-02-2023 11:24

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15-01-2023 04:46

230115-fd3c5aab55 10

06-12-2022 18:59

221206-xm59taea79 10

General

  • Target

    fucker script.exe

  • Size

    104KB

  • Sample

    230327-m3yjssdb46

  • MD5

    db0655efbe0dbdef1df06207f5cb5b5b

  • SHA1

    a8d48d5c0042ce359178d018c0873e8a7c2f27e8

  • SHA256

    52972a23ab12b95cd51d71741db2cf276749e56030c092e2e4f0907dcb1fbd56

  • SHA512

    5adc8463c3e148a66f8afdeefc31f2b3ffeb12b7641584d1d24306b0898da60a8b9b948bb4f9b7d693185f2daa9bd9437b3b84cebc0eabfa84dfcef6938e1704

  • SSDEEP

    1536:m5iT3FccnYWkyjWpOku3yUyJCbyVAvy7+fRo:3LOcxkyjW3wvHq

Malware Config

Targets

    • Target

      fucker script.exe

    • Size

      104KB

    • MD5

      db0655efbe0dbdef1df06207f5cb5b5b

    • SHA1

      a8d48d5c0042ce359178d018c0873e8a7c2f27e8

    • SHA256

      52972a23ab12b95cd51d71741db2cf276749e56030c092e2e4f0907dcb1fbd56

    • SHA512

      5adc8463c3e148a66f8afdeefc31f2b3ffeb12b7641584d1d24306b0898da60a8b9b948bb4f9b7d693185f2daa9bd9437b3b84cebc0eabfa84dfcef6938e1704

    • SSDEEP

      1536:m5iT3FccnYWkyjWpOku3yUyJCbyVAvy7+fRo:3LOcxkyjW3wvHq

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Modifies Installed Components in the registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Process spawned suspicious child process

      This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

    • Checks system information in the registry

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

    • Detected potential entity reuse from brand microsoft.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Change Default File Association

1
T1042

Defense Evasion

Modify Registry

4
T1112

Discovery

Query Registry

8
T1012

System Information Discovery

7
T1082

Peripheral Device Discovery

2
T1120

Tasks