Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    18-01-2022 09:07

General

  • Target

    d1636232ec95617dde5b2f9612e4a62c.exe

  • Size

    294KB

  • MD5

    d1636232ec95617dde5b2f9612e4a62c

  • SHA1

    1bc9cdf44c06fb266d1b780440c79c991b0d95d8

  • SHA256

    c39b803a135feebc2bff970cdf64e0c063ca811873793229904e60a3d5f7e59d

  • SHA512

    d9a0911205e663b0aa2c1bc9b676298f529c4813f84b43fd30e2c381690df45472b86bfffb14a42849582bc7b61c9590f0d2798b96311c6e43af89e52af1c331

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Version

1.8.5

Botnet

470193d69fd872b73819c5e70dc68242c10ccbce

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Arkei Stealer Payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 10 IoCs
  • Deletes itself 1 IoCs
  • 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.

  • 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1636232ec95617dde5b2f9612e4a62c.exe
    "C:\Users\Admin\AppData\Local\Temp\d1636232ec95617dde5b2f9612e4a62c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\d1636232ec95617dde5b2f9612e4a62c.exe
      "C:\Users\Admin\AppData\Local\Temp\d1636232ec95617dde5b2f9612e4a62c.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1840
  • C:\Users\Admin\AppData\Local\Temp\7A62.exe
    C:\Users\Admin\AppData\Local\Temp\7A62.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:920
    • C:\Users\Admin\AppData\Local\Temp\7A62.exe
      C:\Users\Admin\AppData\Local\Temp\7A62.exe
      2⤵
      • Executes dropped EXE
      PID:720
    • C:\Users\Admin\AppData\Local\Temp\7A62.exe
      C:\Users\Admin\AppData\Local\Temp\7A62.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1592
  • C:\Users\Admin\AppData\Local\Temp\DCC1.exe
    C:\Users\Admin\AppData\Local\Temp\DCC1.exe
    1⤵
    • Executes dropped EXE
    PID:1716
  • C:\Users\Admin\AppData\Local\Temp\E29C.exe
    C:\Users\Admin\AppData\Local\Temp\E29C.exe
    1⤵
    • Executes dropped EXE
    PID:1632
  • C:\Users\Admin\AppData\Local\Temp\EA5A.exe
    C:\Users\Admin\AppData\Local\Temp\EA5A.exe
    1⤵
    • Executes dropped EXE
    PID:1084
  • C:\Users\Admin\AppData\Local\Temp\F78D.exe
    C:\Users\Admin\AppData\Local\Temp\F78D.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:980
  • C:\Users\Admin\AppData\Local\Temp\18C.exe
    C:\Users\Admin\AppData\Local\Temp\18C.exe
    1⤵
    • Executes dropped EXE
    PID:1128
  • C:\Users\Admin\AppData\Local\Temp\757.exe
    C:\Users\Admin\AppData\Local\Temp\757.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\757.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:840
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:1660
  • C:\Users\Admin\AppData\Local\Temp\C09.exe
    C:\Users\Admin\AppData\Local\Temp\C09.exe
    1⤵
    • Executes dropped EXE
    PID:876

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\18C.exe

    MD5

    4200bf40b3e7dc2ae192b95cf17a26f5

    SHA1

    366274cfbec5530e03abf675d2d0ffc90e855aef

    SHA256

    49484c89512914617b1113ea15cb2537f93f8f8516f8f714bc5d3c58771a3424

    SHA512

    70ac415df8ec956ab4c03a37b7654bc007281fda54ad612341c2239fa2f54993c2c6798fd75f7e80a57c4ba219ae5b1adeb4dd54bebe134c29306494eaf5df7f

  • C:\Users\Admin\AppData\Local\Temp\757.exe

    MD5

    f6d98c62352cba657593897b4f26da8a

    SHA1

    e146dbc2234d05e226c847bab67ed9d536c76919

    SHA256

    3cd448a8fe389ecc8b9bff4c8736050c994f0545e4b15c11227543aab111fe16

    SHA512

    b05bc6f00b66a421b622610a1919006a7076b7e190af2399f940d327bf51cf8834f43bb657006eddbb1b28a3dba95db83500ab9c3535f2822fe1e2ba3e431b19

  • C:\Users\Admin\AppData\Local\Temp\757.exe

    MD5

    f6d98c62352cba657593897b4f26da8a

    SHA1

    e146dbc2234d05e226c847bab67ed9d536c76919

    SHA256

    3cd448a8fe389ecc8b9bff4c8736050c994f0545e4b15c11227543aab111fe16

    SHA512

    b05bc6f00b66a421b622610a1919006a7076b7e190af2399f940d327bf51cf8834f43bb657006eddbb1b28a3dba95db83500ab9c3535f2822fe1e2ba3e431b19

  • C:\Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • C:\Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • C:\Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • C:\Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • C:\Users\Admin\AppData\Local\Temp\C09.exe

    MD5

    7fa457acce5d5487edb709a286052b79

    SHA1

    c4c40d8421ea5109239efa7fef49b3dc833f0c90

    SHA256

    d87651d0c192db36871a32659dbc4329e673136e9465f9ed6058f21f87abdd46

    SHA512

    a6e42a399079878acf095c54f45e34267f8d17afcf8fb73c7cea3ac6eb41ec133b7368b6dcc6ca1e517a007035e94fc1c6c3b1961807335afa9520930f19df6e

  • C:\Users\Admin\AppData\Local\Temp\C09.exe

    MD5

    7fa457acce5d5487edb709a286052b79

    SHA1

    c4c40d8421ea5109239efa7fef49b3dc833f0c90

    SHA256

    d87651d0c192db36871a32659dbc4329e673136e9465f9ed6058f21f87abdd46

    SHA512

    a6e42a399079878acf095c54f45e34267f8d17afcf8fb73c7cea3ac6eb41ec133b7368b6dcc6ca1e517a007035e94fc1c6c3b1961807335afa9520930f19df6e

  • C:\Users\Admin\AppData\Local\Temp\DCC1.exe

    MD5

    bdf3b101d4c3bb29b543b42d854f1e9c

    SHA1

    9a2c6ff211c29ba567b15b9fdcf2ed11354ce377

    SHA256

    09269b6f64fcb4394dbfba6c10b0f504c2e2d5c57aa04c42cd2c0c05aee2f9b8

    SHA512

    16e096bce2b50ca0dc132e458ff4fe2a52f116331962515fff859eb7d828774f20a62706704a069f984fccf3692c44a2588408906ef4115a42c726a555c8f9ac

  • C:\Users\Admin\AppData\Local\Temp\E29C.exe

    MD5

    bdf3b101d4c3bb29b543b42d854f1e9c

    SHA1

    9a2c6ff211c29ba567b15b9fdcf2ed11354ce377

    SHA256

    09269b6f64fcb4394dbfba6c10b0f504c2e2d5c57aa04c42cd2c0c05aee2f9b8

    SHA512

    16e096bce2b50ca0dc132e458ff4fe2a52f116331962515fff859eb7d828774f20a62706704a069f984fccf3692c44a2588408906ef4115a42c726a555c8f9ac

  • C:\Users\Admin\AppData\Local\Temp\EA5A.exe

    MD5

    6a8895bd886a0af18b5d2f3c262b728f

    SHA1

    43c617c108e1333db60496eabb727654eae91c9c

    SHA256

    3442d1aa475c564e541dff9918122c255d594537e7b34a363d0f8a63d39b2ca6

    SHA512

    99f8d80e0348d5c20936993027c329dbf6f931d1c2fef2071b50b15f6badd1448bf2dc6dec7dc3ccff4bce382942a0fb19b75dedd7ee7a3f1254c35acad75716

  • C:\Users\Admin\AppData\Local\Temp\F78D.exe

    MD5

    07861c908ce10d428fbc421b5affa104

    SHA1

    6d94909acc92dd4268387d4e2a757b0f1c3a8a26

    SHA256

    be395c09e64da3651f1a0380af0e4e495c6e4a412bc8e0b7e89de2cd53f8abbc

    SHA512

    e77e6c343436f97277ea801a1afd28287f598236e5e554fba3c1d682c5ee24b7dd71d4e620c9ec6d1998503282109a5322569a436ac796709ba44b2c3fee4459

  • C:\Users\Admin\AppData\Local\Temp\F78D.exe

    MD5

    07861c908ce10d428fbc421b5affa104

    SHA1

    6d94909acc92dd4268387d4e2a757b0f1c3a8a26

    SHA256

    be395c09e64da3651f1a0380af0e4e495c6e4a412bc8e0b7e89de2cd53f8abbc

    SHA512

    e77e6c343436f97277ea801a1afd28287f598236e5e554fba3c1d682c5ee24b7dd71d4e620c9ec6d1998503282109a5322569a436ac796709ba44b2c3fee4459

  • \ProgramData\mozglue.dll

    MD5

    8f73c08a9660691143661bf7332c3c27

    SHA1

    37fa65dd737c50fda710fdbde89e51374d0c204a

    SHA256

    3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

    SHA512

    0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

  • \ProgramData\msvcp140.dll

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • \ProgramData\nss3.dll

    MD5

    bfac4e3c5908856ba17d41edcd455a51

    SHA1

    8eec7e888767aa9e4cca8ff246eb2aacb9170428

    SHA256

    e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

    SHA512

    2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

  • \ProgramData\sqlite3.dll

    MD5

    e477a96c8f2b18d6b5c27bde49c990bf

    SHA1

    e980c9bf41330d1e5bd04556db4646a0210f7409

    SHA256

    16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

    SHA512

    335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

  • \ProgramData\vcruntime140.dll

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • \Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • \Users\Admin\AppData\Local\Temp\7A62.exe

    MD5

    29e5d8cbcf13639096bf1353b5f9f48b

    SHA1

    800629d06593b7fb232a2dfd08384c4349f37382

    SHA256

    ba587b88b891dfe4c810be48e336cdae9d474618d9d0a3a0637cd2349cc307e2

    SHA512

    3e394d30c9d50b2ab61b6d9f2942313ec6cee2a4fd873d977bcfe6e62ce05596b62d0993294311da381eb47ad040a41307b192761501a47c8995624288aa5354

  • memory/320-130-0x0000000000260000-0x000000000027C000-memory.dmp

    Filesize

    112KB

  • memory/320-131-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/320-129-0x00000000001B0000-0x00000000001C1000-memory.dmp

    Filesize

    68KB

  • memory/876-120-0x0000000000350000-0x000000000038B000-memory.dmp

    Filesize

    236KB

  • memory/876-119-0x0000000000400000-0x00000000006BB000-memory.dmp

    Filesize

    2.7MB

  • memory/876-121-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/876-118-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/876-122-0x00000000006C0000-0x00000000007E3000-memory.dmp

    Filesize

    1.1MB

  • memory/876-117-0x0000000000400000-0x00000000006BB000-memory.dmp

    Filesize

    2.7MB

  • memory/920-65-0x0000000000240000-0x00000000002B0000-memory.dmp

    Filesize

    448KB

  • memory/920-64-0x0000000004C00000-0x0000000004C01000-memory.dmp

    Filesize

    4KB

  • memory/920-63-0x0000000000120000-0x00000000001AA000-memory.dmp

    Filesize

    552KB

  • memory/980-94-0x00000000749B0000-0x00000000749FA000-memory.dmp

    Filesize

    296KB

  • memory/980-128-0x000000006CEA0000-0x000000006CEB7000-memory.dmp

    Filesize

    92KB

  • memory/980-95-0x0000000000C20000-0x0000000000C93000-memory.dmp

    Filesize

    460KB

  • memory/980-96-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/980-98-0x0000000076780000-0x000000007682C000-memory.dmp

    Filesize

    688KB

  • memory/980-99-0x0000000074D30000-0x0000000074D77000-memory.dmp

    Filesize

    284KB

  • memory/980-100-0x0000000076660000-0x00000000766B7000-memory.dmp

    Filesize

    348KB

  • memory/980-103-0x0000000000220000-0x0000000000264000-memory.dmp

    Filesize

    272KB

  • memory/980-102-0x0000000074BD0000-0x0000000074D2C000-memory.dmp

    Filesize

    1.4MB

  • memory/980-104-0x0000000000C20000-0x0000000000C93000-memory.dmp

    Filesize

    460KB

  • memory/980-105-0x00000000766C0000-0x000000007674F000-memory.dmp

    Filesize

    572KB

  • memory/980-106-0x00000000747B0000-0x0000000074830000-memory.dmp

    Filesize

    512KB

  • memory/980-108-0x00000000029A0000-0x00000000029A1000-memory.dmp

    Filesize

    4KB

  • memory/980-127-0x000000006E2A0000-0x000000006E430000-memory.dmp

    Filesize

    1.6MB

  • memory/980-112-0x0000000074F70000-0x0000000074FA5000-memory.dmp

    Filesize

    212KB

  • memory/980-107-0x0000000075420000-0x000000007606A000-memory.dmp

    Filesize

    12.3MB

  • memory/980-111-0x0000000073780000-0x0000000073797000-memory.dmp

    Filesize

    92KB

  • memory/1084-90-0x00000000009B0000-0x0000000000A10000-memory.dmp

    Filesize

    384KB

  • memory/1128-110-0x0000000000A10000-0x0000000000A70000-memory.dmp

    Filesize

    384KB

  • memory/1420-60-0x00000000021E0000-0x00000000021F6000-memory.dmp

    Filesize

    88KB

  • memory/1592-70-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1592-71-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1592-72-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1592-73-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1592-77-0x0000000002110000-0x0000000002111000-memory.dmp

    Filesize

    4KB

  • memory/1592-76-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1592-74-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1632-85-0x00000000002D0000-0x000000000033D000-memory.dmp

    Filesize

    436KB

  • memory/1632-87-0x0000000001E20000-0x0000000001EB2000-memory.dmp

    Filesize

    584KB

  • memory/1632-88-0x0000000000400000-0x0000000000619000-memory.dmp

    Filesize

    2.1MB

  • memory/1716-83-0x0000000000400000-0x0000000000619000-memory.dmp

    Filesize

    2.1MB

  • memory/1716-80-0x0000000000710000-0x000000000077D000-memory.dmp

    Filesize

    436KB

  • memory/1716-82-0x0000000000320000-0x00000000003B2000-memory.dmp

    Filesize

    584KB

  • memory/1840-55-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1840-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1840-57-0x0000000075421000-0x0000000075423000-memory.dmp

    Filesize

    8KB

  • memory/1848-56-0x0000000000020000-0x0000000000028000-memory.dmp

    Filesize

    32KB

  • memory/1848-58-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB