Analysis

  • max time kernel
    80s
  • max time network
    37s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    02-10-2021 18:43

General

  • Target

    ab444e67d59822e2db238c4eb8e99d04.exe

  • Size

    193KB

  • MD5

    ab444e67d59822e2db238c4eb8e99d04

  • SHA1

    8acd24cb9543babc8e9c22f2aafd39e0430a4602

  • SHA256

    a60659139ff3a9e6a4a482e060e301c83a25a02227308f6f572d79cc95c63dce

  • SHA512

    fc2cd599f4ef10f0f5a1d0db8de316b07076ed8323abc2fd099a40cb97fec0a46f35d7bbb1513435738f1c6bca0fb21b6998ea7b0658124fca95262106c80e73

Malware Config

Extracted

Family

raccoon

Botnet

�u'h�Y�����&s҈���Kcc,d�6�1�>�-�

Attributes
  • url4cnc

    �cb{K^�WXP�۸��fB:O�٩٭w<n'�>�+�d�?�]�e?$g����k�J��6�:������$Q

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

mix02.10

C2

185.215.113.15:6043

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 2 IoCs
  • suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger

    suricata: ET MALWARE AutoHotkey Downloader Checkin via IPLogger

  • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

  • suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

    suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

  • suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

    suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

  • suricata: ET MALWARE Win32/Kryptik.HMCH Dropper User-Agent M1

    suricata: ET MALWARE Win32/Kryptik.HMCH Dropper User-Agent M1

  • suricata: ET MALWARE Win32/Kryptik.HMCH Dropper User-Agent M2

    suricata: ET MALWARE Win32/Kryptik.HMCH Dropper User-Agent M2

  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 14 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.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Delays execution with timeout.exe 2 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab444e67d59822e2db238c4eb8e99d04.exe
    "C:\Users\Admin\AppData\Local\Temp\ab444e67d59822e2db238c4eb8e99d04.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1384
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:592
      • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe
        "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:472
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1840
          • C:\Windows\SysWOW64\timeout.exe
            timeout /T 10 /NOBREAK
            5⤵
            • Delays execution with timeout.exe
            PID:980
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe" /mix
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1648
      • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe
        "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe" /mix
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:700
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\kQeuJIhNNC & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1728
          • C:\Windows\SysWOW64\timeout.exe
            timeout 4
            5⤵
            • Delays execution with timeout.exe
            PID:1576
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe" /mix
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe
        "C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe" /mix
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks processor information in registry
        • Modifies system certificate store
        • Suspicious use of WriteProcessMemory
        PID:1032
        • C:\Users\Admin\AppData\Roaming\sliders\monns.exe
          monns.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "ab444e67d59822e2db238c4eb8e99d04.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ab444e67d59822e2db238c4eb8e99d04.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:628
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "ab444e67d59822e2db238c4eb8e99d04.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1392

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe
    MD5

    0f64ddd766bc02d60538e1c0fe754b40

    SHA1

    602601fb918e937f3d0cde16a9bd0259401c8dd8

    SHA256

    63d9d211e1fae3e169ecd91e81e7ce5f10c43c35a2194340cbd85341dc323c4f

    SHA512

    9e2b0e7cc6a867eb84783f0a4424ff5fdb276e87c598436c7afe23111421414a0c4f775dba4c48885f93ebd2ea84a77194b526e0972f048b5243d2496a2653de

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe
    MD5

    0f64ddd766bc02d60538e1c0fe754b40

    SHA1

    602601fb918e937f3d0cde16a9bd0259401c8dd8

    SHA256

    63d9d211e1fae3e169ecd91e81e7ce5f10c43c35a2194340cbd85341dc323c4f

    SHA512

    9e2b0e7cc6a867eb84783f0a4424ff5fdb276e87c598436c7afe23111421414a0c4f775dba4c48885f93ebd2ea84a77194b526e0972f048b5243d2496a2653de

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe
    MD5

    5d9cad4c941eb45397dbcd597559a253

    SHA1

    a4549b4c2afe2cecaa1ed65ed319af9dbc09e571

    SHA256

    97e446bfcdbbb95194cc7ad82d37caa9ffb358c2e3cf17d181959c4fe1edcfe9

    SHA512

    212b6d2512837bbbbd49e1fa7bef4eee27fe573f052768e5002b2b623db8c25300df5c93012ce3f599dd3eb7296ed82aae4e9b80792a5a548f5a60bf72967253

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe
    MD5

    5d9cad4c941eb45397dbcd597559a253

    SHA1

    a4549b4c2afe2cecaa1ed65ed319af9dbc09e571

    SHA256

    97e446bfcdbbb95194cc7ad82d37caa9ffb358c2e3cf17d181959c4fe1edcfe9

    SHA512

    212b6d2512837bbbbd49e1fa7bef4eee27fe573f052768e5002b2b623db8c25300df5c93012ce3f599dd3eb7296ed82aae4e9b80792a5a548f5a60bf72967253

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe
    MD5

    5a0ea4aab5f283b5c7d234322e04c6ce

    SHA1

    33509a78863b9bd7385054aa5bc92b8ce4f1ab5f

    SHA256

    2d090e48369efcdbebf9df5aed96857cd442509bb5f59e171f2b1b3cf1a56361

    SHA512

    8f150303c90231188c72dacb873fc5b71c42f0730f75bfe61a388457329bae8985c86b83e5088e2a6813fcda0a383fb1e96cec49b8510d1700412c585438aaec

  • C:\Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe
    MD5

    5a0ea4aab5f283b5c7d234322e04c6ce

    SHA1

    33509a78863b9bd7385054aa5bc92b8ce4f1ab5f

    SHA256

    2d090e48369efcdbebf9df5aed96857cd442509bb5f59e171f2b1b3cf1a56361

    SHA512

    8f150303c90231188c72dacb873fc5b71c42f0730f75bfe61a388457329bae8985c86b83e5088e2a6813fcda0a383fb1e96cec49b8510d1700412c585438aaec

  • C:\Users\Admin\AppData\Roaming\sliders\monns.exe
    MD5

    296c65cf3f705fcbf5fa32e68b235254

    SHA1

    5fb360cf5969c11f973e0a92032b3db654db27dd

    SHA256

    9b8f03568ef32309cb28cf14f59480810da80fb9545edb107dddfb7a48f9a3bc

    SHA512

    6b94bfb141c4d01cb8baa62dc6c8a6031fd14388cb3d07889de4a5305678645916fa4229c28d5a282b544b2bd225a91b29b34240ded8735f960133d6decdd395

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\freebl3.dll
    MD5

    60acd24430204ad2dc7f148b8cfe9bdc

    SHA1

    989f377b9117d7cb21cbe92a4117f88f9c7693d9

    SHA256

    9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

    SHA512

    626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\mozglue.dll
    MD5

    eae9273f8cdcf9321c6c37c244773139

    SHA1

    8378e2a2f3635574c106eea8419b5eb00b8489b0

    SHA256

    a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc

    SHA512

    06e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\msvcp140.dll
    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\nss3.dll
    MD5

    02cc7b8ee30056d5912de54f1bdfc219

    SHA1

    a6923da95705fb81e368ae48f93d28522ef552fb

    SHA256

    1989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5

    SHA512

    0d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\softokn3.dll
    MD5

    4e8df049f3459fa94ab6ad387f3561ac

    SHA1

    06ed392bc29ad9d5fc05ee254c2625fd65925114

    SHA256

    25a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871

    SHA512

    3dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6

  • \Users\Admin\AppData\LocalLow\nU9pY0gT8d\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\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe
    MD5

    0f64ddd766bc02d60538e1c0fe754b40

    SHA1

    602601fb918e937f3d0cde16a9bd0259401c8dd8

    SHA256

    63d9d211e1fae3e169ecd91e81e7ce5f10c43c35a2194340cbd85341dc323c4f

    SHA512

    9e2b0e7cc6a867eb84783f0a4424ff5fdb276e87c598436c7afe23111421414a0c4f775dba4c48885f93ebd2ea84a77194b526e0972f048b5243d2496a2653de

  • \Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\07967462051.exe
    MD5

    0f64ddd766bc02d60538e1c0fe754b40

    SHA1

    602601fb918e937f3d0cde16a9bd0259401c8dd8

    SHA256

    63d9d211e1fae3e169ecd91e81e7ce5f10c43c35a2194340cbd85341dc323c4f

    SHA512

    9e2b0e7cc6a867eb84783f0a4424ff5fdb276e87c598436c7afe23111421414a0c4f775dba4c48885f93ebd2ea84a77194b526e0972f048b5243d2496a2653de

  • \Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\53169332562.exe
    MD5

    5d9cad4c941eb45397dbcd597559a253

    SHA1

    a4549b4c2afe2cecaa1ed65ed319af9dbc09e571

    SHA256

    97e446bfcdbbb95194cc7ad82d37caa9ffb358c2e3cf17d181959c4fe1edcfe9

    SHA512

    212b6d2512837bbbbd49e1fa7bef4eee27fe573f052768e5002b2b623db8c25300df5c93012ce3f599dd3eb7296ed82aae4e9b80792a5a548f5a60bf72967253

  • \Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe
    MD5

    5a0ea4aab5f283b5c7d234322e04c6ce

    SHA1

    33509a78863b9bd7385054aa5bc92b8ce4f1ab5f

    SHA256

    2d090e48369efcdbebf9df5aed96857cd442509bb5f59e171f2b1b3cf1a56361

    SHA512

    8f150303c90231188c72dacb873fc5b71c42f0730f75bfe61a388457329bae8985c86b83e5088e2a6813fcda0a383fb1e96cec49b8510d1700412c585438aaec

  • \Users\Admin\AppData\Local\Temp\{B0Rj-LQT3Z-cCZe-tJlVI}\87546684526.exe
    MD5

    5a0ea4aab5f283b5c7d234322e04c6ce

    SHA1

    33509a78863b9bd7385054aa5bc92b8ce4f1ab5f

    SHA256

    2d090e48369efcdbebf9df5aed96857cd442509bb5f59e171f2b1b3cf1a56361

    SHA512

    8f150303c90231188c72dacb873fc5b71c42f0730f75bfe61a388457329bae8985c86b83e5088e2a6813fcda0a383fb1e96cec49b8510d1700412c585438aaec

  • \Users\Admin\AppData\Roaming\sliders\monns.exe
    MD5

    296c65cf3f705fcbf5fa32e68b235254

    SHA1

    5fb360cf5969c11f973e0a92032b3db654db27dd

    SHA256

    9b8f03568ef32309cb28cf14f59480810da80fb9545edb107dddfb7a48f9a3bc

    SHA512

    6b94bfb141c4d01cb8baa62dc6c8a6031fd14388cb3d07889de4a5305678645916fa4229c28d5a282b544b2bd225a91b29b34240ded8735f960133d6decdd395

  • \Users\Admin\AppData\Roaming\sliders\monns.exe
    MD5

    296c65cf3f705fcbf5fa32e68b235254

    SHA1

    5fb360cf5969c11f973e0a92032b3db654db27dd

    SHA256

    9b8f03568ef32309cb28cf14f59480810da80fb9545edb107dddfb7a48f9a3bc

    SHA512

    6b94bfb141c4d01cb8baa62dc6c8a6031fd14388cb3d07889de4a5305678645916fa4229c28d5a282b544b2bd225a91b29b34240ded8735f960133d6decdd395

  • memory/472-70-0x0000000000400000-0x00000000008B0000-memory.dmp
    Filesize

    4.7MB

  • memory/472-69-0x00000000002B0000-0x000000000033E000-memory.dmp
    Filesize

    568KB

  • memory/472-60-0x0000000000000000-mapping.dmp
  • memory/592-56-0x0000000000000000-mapping.dmp
  • memory/628-80-0x0000000000000000-mapping.dmp
  • memory/700-66-0x0000000000000000-mapping.dmp
  • memory/700-78-0x00000000002A0000-0x00000000002E6000-memory.dmp
    Filesize

    280KB

  • memory/700-79-0x0000000000400000-0x0000000000885000-memory.dmp
    Filesize

    4.5MB

  • memory/980-98-0x0000000000000000-mapping.dmp
  • memory/1032-85-0x00000000008D0000-0x000000000099F000-memory.dmp
    Filesize

    828KB

  • memory/1032-86-0x0000000000400000-0x00000000008CD000-memory.dmp
    Filesize

    4.8MB

  • memory/1032-74-0x0000000000000000-mapping.dmp
  • memory/1384-53-0x00000000768C1000-0x00000000768C3000-memory.dmp
    Filesize

    8KB

  • memory/1384-54-0x0000000000250000-0x000000000027F000-memory.dmp
    Filesize

    188KB

  • memory/1384-55-0x0000000000400000-0x00000000004B7000-memory.dmp
    Filesize

    732KB

  • memory/1392-81-0x0000000000000000-mapping.dmp
  • memory/1468-100-0x0000000000400000-0x0000000000469000-memory.dmp
    Filesize

    420KB

  • memory/1468-104-0x00000000049E2000-0x00000000049E3000-memory.dmp
    Filesize

    4KB

  • memory/1468-103-0x00000000049E1000-0x00000000049E2000-memory.dmp
    Filesize

    4KB

  • memory/1468-105-0x00000000049E3000-0x00000000049E4000-memory.dmp
    Filesize

    4KB

  • memory/1468-106-0x00000000049E4000-0x00000000049E6000-memory.dmp
    Filesize

    8KB

  • memory/1468-95-0x0000000000000000-mapping.dmp
  • memory/1468-102-0x00000000020F0000-0x000000000210E000-memory.dmp
    Filesize

    120KB

  • memory/1468-99-0x0000000000470000-0x00000000004A0000-memory.dmp
    Filesize

    192KB

  • memory/1468-101-0x00000000005E0000-0x00000000005FF000-memory.dmp
    Filesize

    124KB

  • memory/1576-84-0x0000000000000000-mapping.dmp
  • memory/1648-62-0x0000000000000000-mapping.dmp
  • memory/1728-83-0x0000000000000000-mapping.dmp
  • memory/1840-97-0x0000000000000000-mapping.dmp
  • memory/1888-71-0x0000000000000000-mapping.dmp