Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-07-2021 18:11

General

  • Target

    b1954d6c1f249601ce6c562f6258ab29.exe

  • Size

    1.2MB

  • MD5

    b1954d6c1f249601ce6c562f6258ab29

  • SHA1

    f14797cd7a1d5c93e0acaab9ae808447c7d49646

  • SHA256

    f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

  • SHA512

    d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

Malware Config

Extracted

Family

warzonerat

C2

ghjklhgteg.strangled.net:6703

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1846829589:AAHSsEDTKvDOQ17YrNRY5_FXv5z4mpfGRIc/sendDocument

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • AgentTesla Payload 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Sets DLL path for service in the registry 2 TTPs
  • Loads dropped DLL 11 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Modifies WinLogon 2 TTPs 4 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1954d6c1f249601ce6c562f6258ab29.exe
    "C:\Users\Admin\AppData\Local\Temp\b1954d6c1f249601ce6c562f6258ab29.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\b1954d6c1f249601ce6c562f6258ab29.exe
      C:\Users\Admin\AppData\Local\Temp\b1954d6c1f249601ce6c562f6258ab29.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1816
      • C:\ProgramData\images.exe
        "C:\ProgramData\images.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Users\Admin\AppData\Local\Temp\images.exe
          C:\Users\Admin\AppData\Local\Temp\images.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Modifies WinLogon
          • Drops file in System32 directory
          • Drops file in Program Files directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:972
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe"
            5⤵
              PID:996
            • C:\Users\Admin\AppData\Roaming\BzypaxBbB.exe
              "C:\Users\Admin\AppData\Roaming\BzypaxBbB.exe"
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:1060
              • C:\Users\Admin\AppData\Local\Temp\BzypaxBbB.exe
                C:\Users\Admin\AppData\Local\Temp\BzypaxBbB.exe
                6⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:1092

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\ProgramData\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • C:\ProgramData\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • C:\Users\Admin\AppData\Local\Temp\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • C:\Users\Admin\AppData\Local\Temp\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • C:\Users\Admin\AppData\Local\Temp\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • C:\Users\Admin\AppData\Local\Temp\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • C:\Users\Admin\AppData\Roaming\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • C:\Users\Admin\AppData\Roaming\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • \Program Files\Microsoft DN1\sqlmap.dll

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

    • \ProgramData\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • \Users\Admin\AppData\Local\Temp\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • \Users\Admin\AppData\Local\Temp\freebl3.dll

      MD5

      ef12ab9d0b231b8f898067b2114b1bc0

      SHA1

      6d90f27b2105945f9bb77039e8b892070a5f9442

      SHA256

      2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

      SHA512

      2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

    • \Users\Admin\AppData\Local\Temp\images.exe

      MD5

      b1954d6c1f249601ce6c562f6258ab29

      SHA1

      f14797cd7a1d5c93e0acaab9ae808447c7d49646

      SHA256

      f6b969be87ff04be7afa8ebb789d8867356700537c3ca7cc8f64d2a587c0c0d6

      SHA512

      d7621ea34a49d9c3ca1e3ddd542a8e2e7115408b5959dbfc0a0525a6ebe83d70a363f4cf8ce9bec40fc51462bd9b986e9e51825f379c0e915b42ce2f4114a579

    • \Users\Admin\AppData\Local\Temp\mozglue.dll

      MD5

      75f8cc548cabf0cc800c25047e4d3124

      SHA1

      602676768f9faecd35b48c38a0632781dfbde10c

      SHA256

      fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

      SHA512

      ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

    • \Users\Admin\AppData\Local\Temp\msvcp140.dll

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • \Users\Admin\AppData\Local\Temp\nss3.dll

      MD5

      d7858e8449004e21b01d468e9fd04b82

      SHA1

      9524352071ede21c167e7e4f106e9526dc23ef4e

      SHA256

      78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

      SHA512

      1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

    • \Users\Admin\AppData\Local\Temp\softokn3.dll

      MD5

      471c983513694ac3002590345f2be0da

      SHA1

      6612b9af4ff6830fa9b7d4193078434ef72f775b

      SHA256

      bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

      SHA512

      a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

    • \Users\Admin\AppData\Local\Temp\vcruntime140.dll

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • \Users\Admin\AppData\Roaming\BzypaxBbB.exe

      MD5

      f232bc83dbea94159cc84aba926eaa6f

      SHA1

      f6f6cd16614c3bdb4497634eb525c04bb11cfda6

      SHA256

      0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f

      SHA512

      2c37568d874e4f9985b1da27c6825c40e19d0b2f1293269614721b4285c27de78aa35016b8043eee7dcd75e144b7eb3913caaefbed29491743b7fded734b3709

    • memory/972-126-0x0000000004870000-0x0000000004A34000-memory.dmp

      Filesize

      1.8MB

    • memory/972-89-0x0000000000405E28-mapping.dmp

    • memory/972-92-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/972-96-0x0000000003EB0000-0x0000000003FB0000-memory.dmp

      Filesize

      1024KB

    • memory/996-94-0x0000000000000000-mapping.dmp

    • memory/996-95-0x00000000001B0000-0x00000000001B1000-memory.dmp

      Filesize

      4KB

    • memory/1060-103-0x0000000005060000-0x0000000005061000-memory.dmp

      Filesize

      4KB

    • memory/1060-101-0x00000000011F0000-0x00000000011F1000-memory.dmp

      Filesize

      4KB

    • memory/1060-104-0x0000000005065000-0x0000000005076000-memory.dmp

      Filesize

      68KB

    • memory/1060-98-0x0000000000000000-mapping.dmp

    • memory/1060-106-0x0000000000BD0000-0x0000000000C26000-memory.dmp

      Filesize

      344KB

    • memory/1060-111-0x0000000004FC0000-0x000000000502E000-memory.dmp

      Filesize

      440KB

    • memory/1092-113-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1092-119-0x0000000000380000-0x0000000000381000-memory.dmp

      Filesize

      4KB

    • memory/1092-114-0x000000000043774E-mapping.dmp

    • memory/1092-117-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1504-79-0x0000000004B60000-0x0000000004B61000-memory.dmp

      Filesize

      4KB

    • memory/1504-80-0x0000000004B65000-0x0000000004B76000-memory.dmp

      Filesize

      68KB

    • memory/1504-77-0x00000000002B0000-0x00000000002B1000-memory.dmp

      Filesize

      4KB

    • memory/1504-74-0x0000000000000000-mapping.dmp

    • memory/1816-72-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/1816-71-0x0000000076A81000-0x0000000076A83000-memory.dmp

      Filesize

      8KB

    • memory/1816-69-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/1816-70-0x0000000000405E28-mapping.dmp

    • memory/1864-59-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

      Filesize

      4KB

    • memory/1864-63-0x0000000000750000-0x000000000079D000-memory.dmp

      Filesize

      308KB

    • memory/1864-61-0x0000000004E20000-0x0000000004E21000-memory.dmp

      Filesize

      4KB

    • memory/1864-62-0x0000000004E25000-0x0000000004E36000-memory.dmp

      Filesize

      68KB

    • memory/1864-68-0x0000000005080000-0x00000000050E7000-memory.dmp

      Filesize

      412KB