Analysis

  • max time kernel
    157s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    22-10-2021 18:45

General

  • Target

    323e2c782142c1ccb02e6d28779211eb520317fe73c4a.exe

  • Size

    345KB

  • MD5

    9a74d5eab143394d5f7488c5ec0de4f4

  • SHA1

    f32f0d695d48e4d8bc0f7f7521b9bc415a2c28b4

  • SHA256

    323e2c782142c1ccb02e6d28779211eb520317fe73c4a1931b4c07c00c88cb5f

  • SHA512

    72a3e7c1c021e11260760f78313953ce974a090cd1215df43196bd62d3c5df6f181c1b5e3a260a4a9eea1a55caa919a209a50b76fb58253d5863196d6b9754f6

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/

rc4.i32
rc4.i32

Extracted

Family

icedid

Campaign

1875681804

C2

enticationmetho.ink

Extracted

Family

vidar

Version

41.5

Botnet

936

C2

https://mas.to/@xeroxxx

Attributes
  • profile_id

    936

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

  • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

  • suricata: ET MALWARE Win32/IcedID Request Cookie

    suricata: ET MALWARE Win32/IcedID Request Cookie

  • Vidar Stealer 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • 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.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies registry class 2 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\323e2c782142c1ccb02e6d28779211eb520317fe73c4a.exe
    "C:\Users\Admin\AppData\Local\Temp\323e2c782142c1ccb02e6d28779211eb520317fe73c4a.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:420
  • C:\Users\Admin\AppData\Local\Temp\1C0B.exe
    C:\Users\Admin\AppData\Local\Temp\1C0B.exe
    1⤵
    • Executes dropped EXE
    PID:2232
  • C:\Users\Admin\AppData\Local\Temp\96E9.exe
    C:\Users\Admin\AppData\Local\Temp\96E9.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks processor information in registry
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:708
    • C:\ProgramData\WRE0LYJ1QYVV4Q6I.exe
      "C:\ProgramData\WRE0LYJ1QYVV4Q6I.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3632
      • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\WSHelper.exe
        "C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\WSHelper.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 632
          4⤵
          • Program crash
          • Suspicious use of AdjustPrivilegeToken
          PID:3704
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im 96E9.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\96E9.exe" & del C:\ProgramData\*.dll & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1344
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im 96E9.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3056
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 6
        3⤵
        • Delays execution with timeout.exe
        PID:2100

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\WRE0LYJ1QYVV4Q6I.exe
    MD5

    cc33deba6df53349fadbcc19a19e9668

    SHA1

    8b2cceae121d81bcb55bfe166c6e8e3c2b73456d

    SHA256

    14c5c5595ed66cfe27ca99d35f8097030e4e451dec3a379ea96c76bddae2adaa

    SHA512

    dba53223dd54602dc115bbe0624a20050bcf210b31cf174e25dcf6ab66f60d7b7582459fd1fa22f4067f86e45116eda521da930c29694aa6ad9390b72362ae4d

  • C:\ProgramData\WRE0LYJ1QYVV4Q6I.exe
    MD5

    cc33deba6df53349fadbcc19a19e9668

    SHA1

    8b2cceae121d81bcb55bfe166c6e8e3c2b73456d

    SHA256

    14c5c5595ed66cfe27ca99d35f8097030e4e451dec3a379ea96c76bddae2adaa

    SHA512

    dba53223dd54602dc115bbe0624a20050bcf210b31cf174e25dcf6ab66f60d7b7582459fd1fa22f4067f86e45116eda521da930c29694aa6ad9390b72362ae4d

  • C:\ProgramData\freebl3.dll
    MD5

    ef2834ac4ee7d6724f255beaf527e635

    SHA1

    5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

    SHA256

    a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

    SHA512

    c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

  • C:\ProgramData\mozglue.dll
    MD5

    8f73c08a9660691143661bf7332c3c27

    SHA1

    37fa65dd737c50fda710fdbde89e51374d0c204a

    SHA256

    3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

    SHA512

    0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

  • C:\ProgramData\msvcp140.dll
    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • C:\ProgramData\nss3.dll
    MD5

    bfac4e3c5908856ba17d41edcd455a51

    SHA1

    8eec7e888767aa9e4cca8ff246eb2aacb9170428

    SHA256

    e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

    SHA512

    2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

  • C:\ProgramData\softokn3.dll
    MD5

    a2ee53de9167bf0d6c019303b7ca84e5

    SHA1

    2a3c737fa1157e8483815e98b666408a18c0db42

    SHA256

    43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

    SHA512

    45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

  • C:\ProgramData\vcruntime140.dll
    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • C:\Users\Admin\AppData\Local\Temp\1C0B.exe
    MD5

    81fc38de5b6197c4db58eb506037e7cb

    SHA1

    c2258ab3204e6061d548df202c99aa361242d848

    SHA256

    2b9cba43290c9d4cc2d6a47432ddac5752c63e5ac519c2056ba466580424ed3b

    SHA512

    4c96e9104e55454e741a13be34a7c5a3afb8d0d17c1924d629acbd487975d88d4435fd46b34649defe2d047ff4c84e06c4a0d0176085c7b5ab4d80eed18b0d9a

  • C:\Users\Admin\AppData\Local\Temp\1C0B.exe
    MD5

    81fc38de5b6197c4db58eb506037e7cb

    SHA1

    c2258ab3204e6061d548df202c99aa361242d848

    SHA256

    2b9cba43290c9d4cc2d6a47432ddac5752c63e5ac519c2056ba466580424ed3b

    SHA512

    4c96e9104e55454e741a13be34a7c5a3afb8d0d17c1924d629acbd487975d88d4435fd46b34649defe2d047ff4c84e06c4a0d0176085c7b5ab4d80eed18b0d9a

  • C:\Users\Admin\AppData\Local\Temp\96E9.exe
    MD5

    7a99b1198664b17d37c0801c9b5dd2ee

    SHA1

    266308c64f6d0bb4b1a1d11ec34e606dd9237e55

    SHA256

    d24a8f3c0738184c66af7057f8d7d58b5fd38f7bd8ad758607cb090380f871bc

    SHA512

    b9937b80b15097b9be0ae66b869e37539948ec478fb4f65a459a3bcb938c6d914ced177bc9458fed24adfdaac7265ee69b8f0aa0a20ffb3d2efa6f9297f255c0

  • C:\Users\Admin\AppData\Local\Temp\96E9.exe
    MD5

    7a99b1198664b17d37c0801c9b5dd2ee

    SHA1

    266308c64f6d0bb4b1a1d11ec34e606dd9237e55

    SHA256

    d24a8f3c0738184c66af7057f8d7d58b5fd38f7bd8ad758607cb090380f871bc

    SHA512

    b9937b80b15097b9be0ae66b869e37539948ec478fb4f65a459a3bcb938c6d914ced177bc9458fed24adfdaac7265ee69b8f0aa0a20ffb3d2efa6f9297f255c0

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Wondershare Studio\Wondershare Studio.lnk
    MD5

    e2d5ca4d021a2490523e2ee825369f3a

    SHA1

    c87771816ef89e12beefbce5fdf49368359c5960

    SHA256

    08742a9696d652ee1ad7453cccf7a5d623d79b930cf37b3a1702ffbeb7a79532

    SHA512

    d935bf0b258e8ba0a0a721b967263ca5a5c0fe6894a2c3cc05cb82266a77c22cefbeae19b674726f547531cb549b85fddbe8ebf9a5eded8f50416390117552fb

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSCreateVC.dll
    MD5

    30ebdc01d3ab9fb3772445cb4a9ebbba

    SHA1

    f0eee5c8a4f416673ee5a0698075c124aefc5d14

    SHA256

    0ea512eac7298ed72e8d47da4db8d73557599cd2411f69657cc374cd0704e8e8

    SHA512

    4be686006d169dcd1f18dd85b0cbf0c13e1e6cfe6ec60f9cea32ba1afae811c0dd232de2d569de164a7c5a1108960551b04c28600f8959a51fc0bded78ca3fa9

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSProducstInfo.dll
    MD5

    9aa99bee15129f478d04af5db73febe7

    SHA1

    cc694e09e091d371603f45cba534b2cc41a7c1d9

    SHA256

    312d7bf79977d4e353c2ef20d2acf999c01549f5fc43c8ec319c924e4fa7b0dd

    SHA512

    a53477dade3cbd68c13e4a85bd2f9157b09e31ed77cb9a7f91ad7bb689732b790e1a7d6c29acfdabe8514a16eef9efe636e40d963b5afee26acfbc0ecc834e44

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\DAQExp.dll
    MD5

    b16ad0dd6c69c0c117c9d3647517786c

    SHA1

    825a54040c8e8dfe9ffb243796df806ee5b05708

    SHA256

    e8eace4e643ba86e5c4d1b966037a47e53836b5d328f2295713184613a72020f

    SHA512

    23512007a593d62c446923c446b07d64476cecf9f7ea22dbdbe48965daa482517c7f3f50a55b7b6ed3989be3df2f96004cafe3bb2204bcde401aae00ffd44632

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\WSHelper.exe
    MD5

    db67e9196605d61d8278e5278777c71f

    SHA1

    6fe39b3ace96505269745ed2b81975abb5aea647

    SHA256

    9b5f85fb164d177a24a521df6a9515f1dfb502d1b83581d37dae8ac3f1ad9010

    SHA512

    d2a77d6c1c7771e714f5a19db82823a8a4dd0f0402aca0751d17e7b4d66219049aa33eab3f3841de251f7393f0d01e3c7664ef0aa17f5593ba0f569d2bfe7022

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\WSHelper.exe
    MD5

    db67e9196605d61d8278e5278777c71f

    SHA1

    6fe39b3ace96505269745ed2b81975abb5aea647

    SHA256

    9b5f85fb164d177a24a521df6a9515f1dfb502d1b83581d37dae8ac3f1ad9010

    SHA512

    d2a77d6c1c7771e714f5a19db82823a8a4dd0f0402aca0751d17e7b4d66219049aa33eab3f3841de251f7393f0d01e3c7664ef0aa17f5593ba0f569d2bfe7022

  • C:\Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\libfont-4.dll
    MD5

    6088088eaedb14fe8238b8a8cbf013d1

    SHA1

    302e6ed94fb85df2c7f253c401debd7636e3b2fd

    SHA256

    a4a55f114888d205a2b7ba42e2f5329f18e53181c0260b6159e17c87b45895c2

    SHA512

    a6061135cf43878b90b17b4cf62c5610c651e3e09660229a68ae563bc53aa73d3967fd0d036080d6ce9a00f3896a430483af9187c891fb485bfee23de8f51686

  • \ProgramData\mozglue.dll
    MD5

    8f73c08a9660691143661bf7332c3c27

    SHA1

    37fa65dd737c50fda710fdbde89e51374d0c204a

    SHA256

    3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

    SHA512

    0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

  • \ProgramData\nss3.dll
    MD5

    bfac4e3c5908856ba17d41edcd455a51

    SHA1

    8eec7e888767aa9e4cca8ff246eb2aacb9170428

    SHA256

    e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

    SHA512

    2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSCreateVC.dll
    MD5

    30ebdc01d3ab9fb3772445cb4a9ebbba

    SHA1

    f0eee5c8a4f416673ee5a0698075c124aefc5d14

    SHA256

    0ea512eac7298ed72e8d47da4db8d73557599cd2411f69657cc374cd0704e8e8

    SHA512

    4be686006d169dcd1f18dd85b0cbf0c13e1e6cfe6ec60f9cea32ba1afae811c0dd232de2d569de164a7c5a1108960551b04c28600f8959a51fc0bded78ca3fa9

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSCreateVC.dll
    MD5

    30ebdc01d3ab9fb3772445cb4a9ebbba

    SHA1

    f0eee5c8a4f416673ee5a0698075c124aefc5d14

    SHA256

    0ea512eac7298ed72e8d47da4db8d73557599cd2411f69657cc374cd0704e8e8

    SHA512

    4be686006d169dcd1f18dd85b0cbf0c13e1e6cfe6ec60f9cea32ba1afae811c0dd232de2d569de164a7c5a1108960551b04c28600f8959a51fc0bded78ca3fa9

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSProducstInfo.dll
    MD5

    9aa99bee15129f478d04af5db73febe7

    SHA1

    cc694e09e091d371603f45cba534b2cc41a7c1d9

    SHA256

    312d7bf79977d4e353c2ef20d2acf999c01549f5fc43c8ec319c924e4fa7b0dd

    SHA512

    a53477dade3cbd68c13e4a85bd2f9157b09e31ed77cb9a7f91ad7bb689732b790e1a7d6c29acfdabe8514a16eef9efe636e40d963b5afee26acfbc0ecc834e44

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSProducstInfo.dll
    MD5

    9aa99bee15129f478d04af5db73febe7

    SHA1

    cc694e09e091d371603f45cba534b2cc41a7c1d9

    SHA256

    312d7bf79977d4e353c2ef20d2acf999c01549f5fc43c8ec319c924e4fa7b0dd

    SHA512

    a53477dade3cbd68c13e4a85bd2f9157b09e31ed77cb9a7f91ad7bb689732b790e1a7d6c29acfdabe8514a16eef9efe636e40d963b5afee26acfbc0ecc834e44

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\CBSProducstInfo.dll
    MD5

    9aa99bee15129f478d04af5db73febe7

    SHA1

    cc694e09e091d371603f45cba534b2cc41a7c1d9

    SHA256

    312d7bf79977d4e353c2ef20d2acf999c01549f5fc43c8ec319c924e4fa7b0dd

    SHA512

    a53477dade3cbd68c13e4a85bd2f9157b09e31ed77cb9a7f91ad7bb689732b790e1a7d6c29acfdabe8514a16eef9efe636e40d963b5afee26acfbc0ecc834e44

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\DAQExp.dll
    MD5

    b16ad0dd6c69c0c117c9d3647517786c

    SHA1

    825a54040c8e8dfe9ffb243796df806ee5b05708

    SHA256

    e8eace4e643ba86e5c4d1b966037a47e53836b5d328f2295713184613a72020f

    SHA512

    23512007a593d62c446923c446b07d64476cecf9f7ea22dbdbe48965daa482517c7f3f50a55b7b6ed3989be3df2f96004cafe3bb2204bcde401aae00ffd44632

  • \Users\Admin\AppData\Roaming\Wondershare\Wondershare Studio\libfont-4.dll
    MD5

    6088088eaedb14fe8238b8a8cbf013d1

    SHA1

    302e6ed94fb85df2c7f253c401debd7636e3b2fd

    SHA256

    a4a55f114888d205a2b7ba42e2f5329f18e53181c0260b6159e17c87b45895c2

    SHA512

    a6061135cf43878b90b17b4cf62c5610c651e3e09660229a68ae563bc53aa73d3967fd0d036080d6ce9a00f3896a430483af9187c891fb485bfee23de8f51686

  • memory/420-119-0x0000000000030000-0x0000000000039000-memory.dmp
    Filesize

    36KB

  • memory/420-120-0x0000000000400000-0x0000000000885000-memory.dmp
    Filesize

    4.5MB

  • memory/708-130-0x0000000000DF0000-0x0000000000EC6000-memory.dmp
    Filesize

    856KB

  • memory/708-131-0x0000000000400000-0x00000000008F1000-memory.dmp
    Filesize

    4.9MB

  • memory/708-129-0x0000000000C05000-0x0000000000C81000-memory.dmp
    Filesize

    496KB

  • memory/708-126-0x0000000000000000-mapping.dmp
  • memory/1344-136-0x0000000000000000-mapping.dmp
  • memory/2100-140-0x0000000000000000-mapping.dmp
  • memory/2232-122-0x0000000000000000-mapping.dmp
  • memory/2232-125-0x0000000140000000-0x0000000140009000-memory.dmp
    Filesize

    36KB

  • memory/2380-141-0x0000000000000000-mapping.dmp
  • memory/2380-153-0x0000000000BD0000-0x0000000000C89000-memory.dmp
    Filesize

    740KB

  • memory/2792-121-0x0000000001250000-0x0000000001266000-memory.dmp
    Filesize

    88KB

  • memory/3056-137-0x0000000000000000-mapping.dmp
  • memory/3632-139-0x0000000002440000-0x0000000002441000-memory.dmp
    Filesize

    4KB

  • memory/3632-134-0x0000000000000000-mapping.dmp