General

  • Target
    tmpdjewkudi.zip
  • Size 15.4MB
  • Sample260524-repzzaex9q
  • SHA256 9df42aaa68579729e9398e5f3f5e04b9a14c0911ebeb7491b943969cbd9eabfb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • hijackloader

Attributes
  • directory

    %APPDATA%\Ru

  • inject_dll

    %windir%\SysWOW64\rasapi32.dll

xor.hex

Targets

    • Target
      Library/AsAcpi.dll
    • Size 117KB
    • SHA256 0a4d601224d00f563c72f0be50508f9327f6ea87fcbb68b5ea689fe56659fa37
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Library/Microsoft.DotNet.Interactive.Netstandard20.dll
    • Size 273KB
    • SHA256 f6cb94c3d8c833b7a7c40e29fb358c9c6eb2b01b48bc1b4326760722c5ceb8fd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.Extensions.DependencyInjection.dll
    • Size 198KB
    • SHA256 aa2628ae0f5a65a9061a66f0d6d0102015eabcc4380e2be795c1296c8b74afca
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.ServiceHub.Client.dll
    • Size 614KB
    • SHA256 4cf80889a27ebb70accba475774938cc19f50b662b3158fe50f4793ca77a3f8a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.TeamFoundation.TestManagement.Controls.resources.dll
    • Size 213KB
    • SHA256 da0b0f7342336f1075dd4b2ba9d4696382afbb86f380d8c3d66e31d6cbb8ba9d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.VisualStudio.DesignTools.Diagnostics.resources.dll
    • Size 377KB
    • SHA256 026b06c24a39e35a047e5381e5cfc77f9c612a3d9fbeb830e752605e12dc444e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.VisualStudio.PerformanceTools.Visualization.dll
    • Size 262KB
    • SHA256 f98dfd9d88985ae7a5e0c00ea2210729ea2b62dbf8ca7e91643e015cd1cb3bfa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.VisualStudio.Ssh.dll
    • Size 302KB
    • SHA256 06d740d76596fc271ae9a09fc0dbf21db24f7dec7ea1eb9b628c4afcd2e976d2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Microsoft.VisualStudio.TeamFoundation.VersionControl.resources.dll
    • Size 301KB
    • SHA256 b00692689159da2c3241dcedec4e26b92fa7fda301b2ac71f6e305f31cfb9ad4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/OISGRAPH.DLL
    • Size 359KB
    • SHA256 b9b790b30b5a378dfee4d089fceac65f87872695f3f2963b13c1587136633968
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/OneDriveService.dll
    • Size 326KB
    • SHA256 e7d729030e05e5e58ccb8c594fa4d40414d61dfa5e941c8686b615662e4a3ece
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/Rebex.Security.dll
    • Size 276KB
    • SHA256 ad0caefa1b8787cc22b92b66f92a91cf4276fb2a871b662efce675d3237f8e84
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/System.IO.Compression.FileSystem.dll
    • Size 26KB
    • SHA256 736c20893d66721ec88f019e3dc68606778bca5ae6be3f5ee166f48036aebd3b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/System.Runtime.WindowsRuntime.dll
    • Size 308KB
    • SHA256 56dee906810645b958f19d4e0d51752e6eb98cab694d5d31429a8a4746602c7e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Library/System.Text.Encodings.Web.dll
    • Size 77KB
    • SHA256 c792bfe3f43c894e20339252d159a96a20ccc6e13322b2d382570ff97939e501
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Library/System.Web.Extensions.Design.dll
    • Size 328KB
    • SHA256 75333bfea7ac225d90a18f91f0ee9654434b67147ea064f0d308b82596ef1f83
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

loaderhijackloader
Score
10/10

behavioral1

discovery
Score
3/10

behavioral2

discovery
Score
3/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10