Analysis

  • max time kernel
    56s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    23-02-2021 08:46

General

  • Target

    SecuriteInfo.com.Trojan.GenericKDZ.73124.19170.24224.exe

  • Size

    542KB

  • MD5

    060bd14ae501d8dae94cc73672ab195b

  • SHA1

    e16be2044b73bfb717d92d13968eac473d64b8fc

  • SHA256

    757c6ccb2021bb12cb15fafcd4d748ef2d347ed4cb51076162563cbfe1ea01e0

  • SHA512

    4c39ee69a9e1f8511c8c37a714cd2e9a44f5223fa9c356a8c0d466d273caeba2c391107822111de63ebfbca53b4a4601e90f03d5317914dc53192ef8fef28704

Malware Config

Extracted

Family

raccoon

Botnet

aef61793e586ca15c24106ac17a2a83a30fb0a25

Attributes
  • url4cnc

    https://tttttt.me/h_scroogenews_1

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Detected Stratum cryptominer command

    Looks to be attempting to contact Stratum mining pool.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • XMRig Miner Payload 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 10 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • themida 7 IoCs

    Detects Themida, Advanced Windows software protection system.

  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73124.19170.24224.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73124.19170.24224.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Users\Admin\AppData\Local\Temp\GmdJVSMIbI.exe
      "C:\Users\Admin\AppData\Local\Temp\GmdJVSMIbI.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /tn "Windows Service © Microsoft Corporation" /tr "C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1588
      • C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe
        "C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe" -o stratum+tcp://pool.minexmr.com:4444 --algo cn/r -u 86LLU8UNnfBa4iC8YD4QVkZ6ugHRr6zdnfNE84LiyC9DdZtrc2UW5qnRPKcf9E68Wh2syN7zLiN8GEzT1S6PfZsiNuM8Q5j./ --donate-level=1
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:972
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73124.19170.24224.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:528
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D0A1685D-47C5-46F8-BB45-95942DC28708} S-1-5-21-293278959-2699126792-324916226-1000:TUICJFPF\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe
      C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe
      2⤵
      • Executes dropped EXE
      PID:1452
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /tn "Windows Service © Microsoft Corporation" /tr "C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:952
      • C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe
        "C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe" -o stratum+tcp://pool.minexmr.com:4444 --algo cn/r -u 86LLU8UNnfBa4iC8YD4QVkZ6ugHRr6zdnfNE84LiyC9DdZtrc2UW5qnRPKcf9E68Wh2syN7zLiN8GEzT1S6PfZsiNuM8Q5j./ --donate-level=1
        3⤵
          PID:1708

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Virtualization/Sandbox Evasion

    1
    T1497

    Install Root Certificate

    1
    T1130

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    3
    T1082

    Collection

    Data from Local System

    2
    T1005

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      08edac1f89fb5b3dd1afb2fad22f94a9

      SHA1

      94ac685f2f9f729518565e94d165e026cb46b0be

      SHA256

      f05d76c071555f48ff240556f6d0d3d895493c3c411e182648d256f83ad657e5

      SHA512

      74b628df6f19b6aa25f03cf7af948e22acf9cf86352421516abfb188b39c0e9b379bf0fed30b5ce8fcb3867d9f78c5af8a88ad8c7d0c1f2d67a30cb0ade9bede

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

      08edac1f89fb5b3dd1afb2fad22f94a9

      SHA1

      94ac685f2f9f729518565e94d165e026cb46b0be

      SHA256

      f05d76c071555f48ff240556f6d0d3d895493c3c411e182648d256f83ad657e5

      SHA512

      74b628df6f19b6aa25f03cf7af948e22acf9cf86352421516abfb188b39c0e9b379bf0fed30b5ce8fcb3867d9f78c5af8a88ad8c7d0c1f2d67a30cb0ade9bede

    • C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe
      MD5

      e95f766a3748042efbf0f05d823f82b7

      SHA1

      fa4a29f9b95f4491e07eba54a677d52d8d061a19

      SHA256

      1aef2fba4058ad80e4ae16dce0d2609e9f946ba9a4f2203891a26a92b3f6578c

      SHA512

      e4d61199b57ae189c2bef7adc661224cfb00e9d6b3526c07624911238aad2d81d9548b52db1c6dbbf4a0e3f766d57080d2414ca836e037f0bb39728d1f1af55c

    • C:\Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe
      MD5

      e95f766a3748042efbf0f05d823f82b7

      SHA1

      fa4a29f9b95f4491e07eba54a677d52d8d061a19

      SHA256

      1aef2fba4058ad80e4ae16dce0d2609e9f946ba9a4f2203891a26a92b3f6578c

      SHA512

      e4d61199b57ae189c2bef7adc661224cfb00e9d6b3526c07624911238aad2d81d9548b52db1c6dbbf4a0e3f766d57080d2414ca836e037f0bb39728d1f1af55c

    • C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe
      MD5

      08edac1f89fb5b3dd1afb2fad22f94a9

      SHA1

      94ac685f2f9f729518565e94d165e026cb46b0be

      SHA256

      f05d76c071555f48ff240556f6d0d3d895493c3c411e182648d256f83ad657e5

      SHA512

      74b628df6f19b6aa25f03cf7af948e22acf9cf86352421516abfb188b39c0e9b379bf0fed30b5ce8fcb3867d9f78c5af8a88ad8c7d0c1f2d67a30cb0ade9bede

    • C:\Users\Admin\AppData\Roaming\Windows\RantimeBroker.exe
      MD5

      08edac1f89fb5b3dd1afb2fad22f94a9

      SHA1

      94ac685f2f9f729518565e94d165e026cb46b0be

      SHA256

      f05d76c071555f48ff240556f6d0d3d895493c3c411e182648d256f83ad657e5

      SHA512

      74b628df6f19b6aa25f03cf7af948e22acf9cf86352421516abfb188b39c0e9b379bf0fed30b5ce8fcb3867d9f78c5af8a88ad8c7d0c1f2d67a30cb0ade9bede

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\freebl3.dll
      MD5

      60acd24430204ad2dc7f148b8cfe9bdc

      SHA1

      989f377b9117d7cb21cbe92a4117f88f9c7693d9

      SHA256

      9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

      SHA512

      626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\freebl3.dll
      MD5

      60acd24430204ad2dc7f148b8cfe9bdc

      SHA1

      989f377b9117d7cb21cbe92a4117f88f9c7693d9

      SHA256

      9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

      SHA512

      626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\mozglue.dll
      MD5

      eae9273f8cdcf9321c6c37c244773139

      SHA1

      8378e2a2f3635574c106eea8419b5eb00b8489b0

      SHA256

      a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc

      SHA512

      06e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\msvcp140.dll
      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\nss3.dll
      MD5

      02cc7b8ee30056d5912de54f1bdfc219

      SHA1

      a6923da95705fb81e368ae48f93d28522ef552fb

      SHA256

      1989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5

      SHA512

      0d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\softokn3.dll
      MD5

      4e8df049f3459fa94ab6ad387f3561ac

      SHA1

      06ed392bc29ad9d5fc05ee254c2625fd65925114

      SHA256

      25a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871

      SHA512

      3dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6

    • \Users\Admin\AppData\LocalLow\eE8sF0yG2eQ6fT7\vcruntime140.dll
      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • \Users\Admin\AppData\LocalLow\sqlite3.dll
      MD5

      f964811b68f9f1487c2b41e1aef576ce

      SHA1

      b423959793f14b1416bc3b7051bed58a1034025f

      SHA256

      83bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7

      SHA512

      565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4

    • \Users\Admin\AppData\Local\Temp\GmdJVSMIbI.exe
      MD5

      08edac1f89fb5b3dd1afb2fad22f94a9

      SHA1

      94ac685f2f9f729518565e94d165e026cb46b0be

      SHA256

      f05d76c071555f48ff240556f6d0d3d895493c3c411e182648d256f83ad657e5

      SHA512

      74b628df6f19b6aa25f03cf7af948e22acf9cf86352421516abfb188b39c0e9b379bf0fed30b5ce8fcb3867d9f78c5af8a88ad8c7d0c1f2d67a30cb0ade9bede

    • \Users\Admin\AppData\Roaming\Windows\CPU\cpu.exe
      MD5

      e95f766a3748042efbf0f05d823f82b7

      SHA1

      fa4a29f9b95f4491e07eba54a677d52d8d061a19

      SHA256

      1aef2fba4058ad80e4ae16dce0d2609e9f946ba9a4f2203891a26a92b3f6578c

      SHA512

      e4d61199b57ae189c2bef7adc661224cfb00e9d6b3526c07624911238aad2d81d9548b52db1c6dbbf4a0e3f766d57080d2414ca836e037f0bb39728d1f1af55c

    • memory/528-20-0x0000000000000000-mapping.dmp
    • memory/952-44-0x0000000000000000-mapping.dmp
    • memory/972-32-0x000000013F990000-0x0000000140B48000-memory.dmp
      Filesize

      17.7MB

    • memory/972-34-0x0000000000510000-0x0000000000530000-memory.dmp
      Filesize

      128KB

    • memory/972-33-0x00000000004D0000-0x00000000004F0000-memory.dmp
      Filesize

      128KB

    • memory/972-31-0x0000000000080000-0x0000000000094000-memory.dmp
      Filesize

      80KB

    • memory/972-29-0x0000000000000000-mapping.dmp
    • memory/1088-22-0x0000000074640000-0x0000000074D2E000-memory.dmp
      Filesize

      6.9MB

    • memory/1088-27-0x00000000057C0000-0x00000000057C1000-memory.dmp
      Filesize

      4KB

    • memory/1088-16-0x0000000000000000-mapping.dmp
    • memory/1088-23-0x0000000000070000-0x0000000000071000-memory.dmp
      Filesize

      4KB

    • memory/1452-43-0x0000000005210000-0x0000000005211000-memory.dmp
      Filesize

      4KB

    • memory/1452-36-0x0000000000000000-mapping.dmp
    • memory/1452-40-0x0000000074640000-0x0000000074D2E000-memory.dmp
      Filesize

      6.9MB

    • memory/1452-41-0x0000000000240000-0x0000000000241000-memory.dmp
      Filesize

      4KB

    • memory/1516-18-0x0000000000000000-mapping.dmp
    • memory/1588-26-0x0000000000000000-mapping.dmp
    • memory/1616-2-0x0000000000AB0000-0x0000000000AC1000-memory.dmp
      Filesize

      68KB

    • memory/1616-4-0x0000000000900000-0x0000000000992000-memory.dmp
      Filesize

      584KB

    • memory/1616-5-0x0000000000400000-0x0000000000494000-memory.dmp
      Filesize

      592KB

    • memory/1616-3-0x00000000765A1000-0x00000000765A3000-memory.dmp
      Filesize

      8KB

    • memory/1700-7-0x000007FEF7BD0000-0x000007FEF7E4A000-memory.dmp
      Filesize

      2.5MB

    • memory/1708-45-0x0000000000000000-mapping.dmp