Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    19-07-2021 15:31

General

  • Target

    40cc8249b0f31d6e1c0065aab24007b1.exe

  • Size

    811KB

  • MD5

    40cc8249b0f31d6e1c0065aab24007b1

  • SHA1

    f73e02ad09976ade8985ec833c5743dc387c9687

  • SHA256

    662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

  • SHA512

    0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351

Malware Config

Extracted

Family

warzonerat

C2

dfdgdsasedw.ydns.eu:34566

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1880141509:AAHjseWsCVnzygKB72YGbdj6S0DpdeKfGSs/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 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Sets DLL path for service in the registry 2 TTPs
  • Loads dropped DLL 7 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 2 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.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
    "C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3904
    • C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
      C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
      2⤵
        PID:2628
      • C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
        C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
        2⤵
          PID:2720
        • C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
          C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
          2⤵
            PID:3344
          • C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
            C:\Users\Admin\AppData\Local\Temp\40cc8249b0f31d6e1c0065aab24007b1.exe
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3940
            • C:\Windows\SysWOW64\cmd.exe
              cmd.exe /c REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:3356
              • C:\Windows\SysWOW64\reg.exe
                REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
                4⤵
                  PID:3520
              • C:\ProgramData\images.exe
                "C:\ProgramData\images.exe"
                3⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:3472
                • 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:1776
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe"
                    5⤵
                      PID:2384
                    • C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe
                      "C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe"
                      5⤵
                      • Executes dropped EXE
                      • Suspicious use of SetThreadContext
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:3796
                      • C:\Windows\SysWOW64\schtasks.exe
                        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eRUPcn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFBC6.tmp"
                        6⤵
                        • Creates scheduled task(s)
                        PID:676
                      • C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe
                        "{path}"
                        6⤵
                        • Executes dropped EXE
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        PID:3904
            • \??\c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k networkservice -s TermService
              1⤵
                PID:2336
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k NetworkService -s TermService
                1⤵
                • Loads dropped DLL
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:1292

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Execution

              Scheduled Task

              1
              T1053

              Persistence

              Registry Run Keys / Startup Folder

              1
              T1060

              Winlogon Helper DLL

              1
              T1004

              Scheduled Task

              1
              T1053

              Privilege Escalation

              Scheduled Task

              1
              T1053

              Defense Evasion

              Modify Registry

              2
              T1112

              Credential Access

              Credentials in Files

              1
              T1081

              Discovery

              System Information Discovery

              1
              T1082

              Collection

              Data from Local System

              1
              T1005

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\ProgramData\images.exe
                MD5

                40cc8249b0f31d6e1c0065aab24007b1

                SHA1

                f73e02ad09976ade8985ec833c5743dc387c9687

                SHA256

                662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

                SHA512

                0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351

              • C:\ProgramData\images.exe
                MD5

                40cc8249b0f31d6e1c0065aab24007b1

                SHA1

                f73e02ad09976ade8985ec833c5743dc387c9687

                SHA256

                662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

                SHA512

                0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351

              • C:\Users\Admin\AppData\Local\Temp\images.exe
                MD5

                40cc8249b0f31d6e1c0065aab24007b1

                SHA1

                f73e02ad09976ade8985ec833c5743dc387c9687

                SHA256

                662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

                SHA512

                0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351

              • C:\Users\Admin\AppData\Local\Temp\images.exe
                MD5

                40cc8249b0f31d6e1c0065aab24007b1

                SHA1

                f73e02ad09976ade8985ec833c5743dc387c9687

                SHA256

                662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

                SHA512

                0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351

              • C:\Users\Admin\AppData\Local\Temp\tmpFBC6.tmp
                MD5

                83aab4be71388bc6472b637114247538

                SHA1

                4e74f4bfed326fc2bb0113d867339db389397142

                SHA256

                95d0f1ddfdb4239d6c1965afbe4166f40366272e46b0cab060a57be451255eb7

                SHA512

                c182eb2a0f626708a6f4225e684d7e3f0b11fc00892dd3740fa55f84f03214c645adec3aaa89f4f644d2b3f05777bf43aa983ab1fd918c396108f5796329cd1b

              • C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe
                MD5

                f4551cadd68cf58e1ea86d3664eefd4c

                SHA1

                e184513a01eb1dd3a34998f6f3c756681687eb90

                SHA256

                90f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737

                SHA512

                e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843

              • C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe
                MD5

                f4551cadd68cf58e1ea86d3664eefd4c

                SHA1

                e184513a01eb1dd3a34998f6f3c756681687eb90

                SHA256

                90f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737

                SHA512

                e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843

              • C:\Users\Admin\AppData\Roaming\FDsrkDdak.exe
                MD5

                f4551cadd68cf58e1ea86d3664eefd4c

                SHA1

                e184513a01eb1dd3a34998f6f3c756681687eb90

                SHA256

                90f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737

                SHA512

                e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843

              • \??\c:\program files\microsoft dn1\rdpwrap.ini
                MD5

                6bc395161b04aa555d5a4e8eb8320020

                SHA1

                f18544faa4bd067f6773a373d580e111b0c8c300

                SHA256

                23390dfcda60f292ba1e52abb5ba2f829335351f4f9b1d33a9a6ad7a9bf5e2be

                SHA512

                679ac80c26422667ca5f2a6d9f0e022ef76bc9b09f97ad390b81f2e286446f0658524ccc8346a6e79d10e42131bc428f7c0ce4541d44d83af8134c499436daae

              • \??\c:\program files\microsoft dn1\sqlmap.dll
                MD5

                461ade40b800ae80a40985594e1ac236

                SHA1

                b3892eef846c044a2b0785d54a432b3e93a968c8

                SHA256

                798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

                SHA512

                421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

              • \Program Files\Microsoft DN1\sqlmap.dll
                MD5

                461ade40b800ae80a40985594e1ac236

                SHA1

                b3892eef846c044a2b0785d54a432b3e93a968c8

                SHA256

                798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

                SHA512

                421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

              • \Users\Admin\AppData\Local\Temp\freebl3.dll
                MD5

                ef12ab9d0b231b8f898067b2114b1bc0

                SHA1

                6d90f27b2105945f9bb77039e8b892070a5f9442

                SHA256

                2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

                SHA512

                2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

              • \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

              • memory/676-176-0x0000000000000000-mapping.dmp
              • memory/1776-159-0x0000000004840000-0x000000000497C000-memory.dmp
                Filesize

                1.2MB

              • memory/1776-152-0x0000000000405E28-mapping.dmp
              • memory/1776-188-0x0000000004980000-0x0000000004A04000-memory.dmp
                Filesize

                528KB

              • memory/1776-156-0x0000000000400000-0x000000000055E000-memory.dmp
                Filesize

                1.4MB

              • memory/2384-158-0x0000000000860000-0x00000000009AA000-memory.dmp
                Filesize

                1.3MB

              • memory/2384-157-0x0000000000000000-mapping.dmp
              • memory/3356-132-0x0000000000000000-mapping.dmp
              • memory/3472-133-0x0000000000000000-mapping.dmp
              • memory/3472-142-0x0000000004DB0000-0x00000000052AE000-memory.dmp
                Filesize

                5.0MB

              • memory/3472-155-0x0000000004DB0000-0x00000000052AE000-memory.dmp
                Filesize

                5.0MB

              • memory/3520-140-0x0000000000000000-mapping.dmp
              • memory/3796-174-0x0000000007AF0000-0x0000000007B8F000-memory.dmp
                Filesize

                636KB

              • memory/3796-175-0x000000000A220000-0x000000000A27A000-memory.dmp
                Filesize

                360KB

              • memory/3796-168-0x0000000005850000-0x0000000005852000-memory.dmp
                Filesize

                8KB

              • memory/3796-169-0x0000000007460000-0x0000000007461000-memory.dmp
                Filesize

                4KB

              • memory/3796-170-0x0000000005630000-0x0000000005B2E000-memory.dmp
                Filesize

                5.0MB

              • memory/3796-160-0x0000000000000000-mapping.dmp
              • memory/3796-163-0x0000000000D40000-0x0000000000D41000-memory.dmp
                Filesize

                4KB

              • memory/3904-121-0x0000000007850000-0x0000000007851000-memory.dmp
                Filesize

                4KB

              • memory/3904-186-0x0000000005740000-0x0000000005741000-memory.dmp
                Filesize

                4KB

              • memory/3904-116-0x0000000005C80000-0x0000000005C81000-memory.dmp
                Filesize

                4KB

              • memory/3904-117-0x0000000005820000-0x0000000005821000-memory.dmp
                Filesize

                4KB

              • memory/3904-128-0x0000000005780000-0x0000000005C7E000-memory.dmp
                Filesize

                5.0MB

              • memory/3904-178-0x0000000000400000-0x000000000043C000-memory.dmp
                Filesize

                240KB

              • memory/3904-179-0x000000000043777E-mapping.dmp
              • memory/3904-127-0x0000000009420000-0x0000000009421000-memory.dmp
                Filesize

                4KB

              • memory/3904-185-0x0000000005570000-0x0000000005571000-memory.dmp
                Filesize

                4KB

              • memory/3904-114-0x0000000000E90000-0x0000000000E91000-memory.dmp
                Filesize

                4KB

              • memory/3904-187-0x0000000006270000-0x0000000006271000-memory.dmp
                Filesize

                4KB

              • memory/3904-126-0x0000000009260000-0x00000000092C7000-memory.dmp
                Filesize

                412KB

              • memory/3904-118-0x0000000005790000-0x0000000005791000-memory.dmp
                Filesize

                4KB

              • memory/3904-120-0x0000000007780000-0x00000000077CE000-memory.dmp
                Filesize

                312KB

              • memory/3904-119-0x0000000005780000-0x0000000005C7E000-memory.dmp
                Filesize

                5.0MB

              • memory/3940-131-0x0000000000400000-0x000000000055E000-memory.dmp
                Filesize

                1.4MB

              • memory/3940-130-0x0000000000405E28-mapping.dmp
              • memory/3940-129-0x0000000000400000-0x000000000055E000-memory.dmp
                Filesize

                1.4MB