General

  • Target
    a761508511850cd6e28bce353a5a1f02a1a739b36a3744dcf95b4082f76b2cd3.zip
  • Size 5.2MB
  • Sample250322-d3csnaxtbs
  • SHA256 a761508511850cd6e28bce353a5a1f02a1a739b36a3744dcf95b4082f76b2cd3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      AudioCapture.dll
    • Size 80KB
    • SHA256 49619a2100bf1f0108eea8e8d571b33a784d5c10e769b41225f497fd19ab1ace
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      PCICHEK.DLL
    • Size 31KB
    • SHA256 e4793d1de2aba7c1a6c9d5ee2c9dd7f77e6d72f795e3a6fee952cc01795eacd1
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      PCICL32.DLL
    • Size 4.3MB
    • SHA256 666fe72e982876e732736b410cd0766a0c713293e38424f94f472486876e75a9
    • MD5 SHA1 SHA512 SSDEEP
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      TCCTL32.DLL
    • Size 459KB
    • SHA256 c4a67983aada7bf78182766130d7f34bdb682bbba909d791c9dbf11e3311f304
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      client32.exe
    • Size 117KB
    • SHA256 1b297c236512972555a6a7575ef341b8872d65019dff8903ff2cae5a9053af9d
    • MD5 SHA1 SHA512 SSDEEP
    • NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

    • Netsupport family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      htctl32.dll
    • Size 316KB
    • SHA256 6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      msvcr100.dll
    • Size 755KB
    • SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      onedrive.lnk
    • Size 1KB
    • SHA256 e66e9df50f40aa73dc847f6afdf9852000782841df6b808a75e090e9787604dd
    • MD5 SHA1 SHA512
    Score
    3/10
    • Target
      pcicapi.DLL
    • Size 48KB
    • SHA256 37744c725c88ded39e1fd4d664227bdc4fa01187dfbcc17d915600fe9956cb19
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      remcmdstub.exe
    • Size 75KB
    • SHA256 73ed5f35c1acd4306f51b0bd9c57e31797b94d429d082fe5dd403d937a1a86e3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks

static1

themida
Score
7/10

behavioral1

discovery
Score
3/10

behavioral2

discovery
Score
3/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

defense_evasiondiscoverythemidatrojan
Score
9/10

behavioral6

defense_evasiondiscoverythemidatrojan
Score
9/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

netsupportdefense_evasiondiscoveryratthemidatrojan
Score
10/10

behavioral10

netsupportdefense_evasiondiscoveryratthemidatrojan
Score
10/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

Score
3/10

behavioral16

Score
3/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10