Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    05-10-2021 21:11

General

  • Target

    b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760.exe

  • Size

    290KB

  • MD5

    d70d71069746be95cd41f90ee7c269b6

  • SHA1

    f28adc8c14f04b3921f3115eea088fd70a1c10d3

  • SHA256

    b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760

  • SHA512

    a6fa74fc1f8d3ac10ec785a773ef4978eeb4d4adb81f328b8558447746a1faab899fccc75a6231a7bac83c42602f0b3d31fc45a74d217d8dfd92e01febc890d4

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://fiskahlilian16.top/

http://paishancho17.top/

http://ydiannetter18.top/

http://azarehanelle19.top/

http://quericeriant20.top/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Version

1.8.2

Botnet

8d179b9e611eee525425544ee8c6d77360ab7cd9

Attributes
  • url4cnc

    http://teletop.top/agrybirdsgamerept

    http://teleta.top/agrybirdsgamerept

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

@CyberCr1me

C2

141.94.188.138:46419

Extracted

Family

warzonerat

C2

23.94.199.19:5144

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 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Loads dropped DLL 11 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.

  • Modifies WinLogon 2 TTPs 3 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
  • Modifies registry class 1 IoCs
  • NTFS ADS 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760.exe
    "C:\Users\Admin\AppData\Local\Temp\b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760.exe
      "C:\Users\Admin\AppData\Local\Temp\b4c0f168e20432cbea130fd1d7f9d163a2bd4da60fee0f1dc406afcf99e81760.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2228
  • C:\Users\Admin\AppData\Local\Temp\EE8C.exe
    C:\Users\Admin\AppData\Local\Temp\EE8C.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\EE8C.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3884
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:3984
  • C:\Users\Admin\AppData\Local\Temp\F266.exe
    C:\Users\Admin\AppData\Local\Temp\F266.exe
    1⤵
    • Executes dropped EXE
    • Drops startup file
    • Loads dropped DLL
    • Modifies WinLogon
    • Modifies registry class
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell Add-MpPreference -ExclusionPath C:\
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3148
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\amkHlGsnp.exc
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:1104
  • C:\Users\Admin\AppData\Local\Temp\F7A6.exe
    C:\Users\Admin\AppData\Local\Temp\F7A6.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:428
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      #cmd
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2412

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

1
T1112

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

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\EE8C.exe
    MD5

    ecb43060bb59f2b161384e97dec71693

    SHA1

    bc57850f724f1e7703b5eefa7593eb15039a0527

    SHA256

    dded956a99823dc3d87aafa2764e9a561eb9df6b571251f118468052143d76cc

    SHA512

    208bb87379141e49c09417e9f590c1d9b373e87e1375ea67b68170c43a90a592082e8c52c90aa2efe56acd53001a52591f75e869770308975824c92e890bd3a1

  • C:\Users\Admin\AppData\Local\Temp\EE8C.exe
    MD5

    ecb43060bb59f2b161384e97dec71693

    SHA1

    bc57850f724f1e7703b5eefa7593eb15039a0527

    SHA256

    dded956a99823dc3d87aafa2764e9a561eb9df6b571251f118468052143d76cc

    SHA512

    208bb87379141e49c09417e9f590c1d9b373e87e1375ea67b68170c43a90a592082e8c52c90aa2efe56acd53001a52591f75e869770308975824c92e890bd3a1

  • C:\Users\Admin\AppData\Local\Temp\F266.exe
    MD5

    695b5886f2d3a2d23fd90cad46a5edb0

    SHA1

    c076dbe8b7fc77129968e793c582ece187f9e568

    SHA256

    b29bd74d206d638749cd88303454916c1e2d8a22d0026d1a0468020d0a8b6a7e

    SHA512

    2bef7507517040e214ca121740b7f2fc8a98d1eb0d367b3511ff6d3e0c1438657ace6be43b62c33e6061b792018f541defba90100921c48406dd44feaeb59528

  • C:\Users\Admin\AppData\Local\Temp\F266.exe
    MD5

    695b5886f2d3a2d23fd90cad46a5edb0

    SHA1

    c076dbe8b7fc77129968e793c582ece187f9e568

    SHA256

    b29bd74d206d638749cd88303454916c1e2d8a22d0026d1a0468020d0a8b6a7e

    SHA512

    2bef7507517040e214ca121740b7f2fc8a98d1eb0d367b3511ff6d3e0c1438657ace6be43b62c33e6061b792018f541defba90100921c48406dd44feaeb59528

  • C:\Users\Admin\AppData\Local\Temp\F7A6.exe
    MD5

    3d899d561e5e353ed68495e709878a6a

    SHA1

    32cacdd371c558fd5a45cac239cd56b5d658d9b1

    SHA256

    6a9441021b4cd4a153b8b77f8cf0af4e0d25365a01ab61bc58791fc4d7513204

    SHA512

    46d0c1e7d7eb05285eb1a27f3d3ba95ccf3b773b540d902c7d9bf47d1c77d4170dc98e33cb7f0b89cd1f6462822a1e7f6cdec832c8abcca36351838cac110bdd

  • C:\Users\Admin\AppData\Local\Temp\F7A6.exe
    MD5

    3d899d561e5e353ed68495e709878a6a

    SHA1

    32cacdd371c558fd5a45cac239cd56b5d658d9b1

    SHA256

    6a9441021b4cd4a153b8b77f8cf0af4e0d25365a01ab61bc58791fc4d7513204

    SHA512

    46d0c1e7d7eb05285eb1a27f3d3ba95ccf3b773b540d902c7d9bf47d1c77d4170dc98e33cb7f0b89cd1f6462822a1e7f6cdec832c8abcca36351838cac110bdd

  • C:\Users\Admin\AppData\Roaming\amkHlGsnp.exc
    MD5

    f6b5ad3e2a7acd29ca0edbcf87218db9

    SHA1

    9d35ea9a8378a2db40affdd2b7d817b2afed5d49

    SHA256

    afc8aa3e4e527c161b75536027175ddbdb918a23cb1a242edaa68c6d342fdf41

    SHA512

    338db11c907954e3f13cdf435628a4327ff47fd932fbccfd05b4e81304527a06e9a7a197484787f779e2697c07a50603ca0bdd1babaeb6405d848fff7de7f4af

  • \Users\Admin\AppData\LocalLow\FflibsFder.tmp\freebl3.dll
    MD5

    60acd24430204ad2dc7f148b8cfe9bdc

    SHA1

    989f377b9117d7cb21cbe92a4117f88f9c7693d9

    SHA256

    9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

    SHA512

    626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

  • \Users\Admin\AppData\LocalLow\FflibsFder.tmp\mozglue.dll
    MD5

    eae9273f8cdcf9321c6c37c244773139

    SHA1

    8378e2a2f3635574c106eea8419b5eb00b8489b0

    SHA256

    a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc

    SHA512

    06e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097

  • \Users\Admin\AppData\LocalLow\FflibsFder.tmp\nss3.dll
    MD5

    02cc7b8ee30056d5912de54f1bdfc219

    SHA1

    a6923da95705fb81e368ae48f93d28522ef552fb

    SHA256

    1989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5

    SHA512

    0d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5

  • \Users\Admin\AppData\LocalLow\FflibsFder.tmp\softokn3.dll
    MD5

    4e8df049f3459fa94ab6ad387f3561ac

    SHA1

    06ed392bc29ad9d5fc05ee254c2625fd65925114

    SHA256

    25a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871

    SHA512

    3dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6

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

    f964811b68f9f1487c2b41e1aef576ce

    SHA1

    b423959793f14b1416bc3b7051bed58a1034025f

    SHA256

    83bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7

    SHA512

    565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4

  • \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/428-130-0x00000000001E0000-0x00000000001E1000-memory.dmp
    Filesize

    4KB

  • memory/428-133-0x000000001ACA0000-0x000000001ACA2000-memory.dmp
    Filesize

    8KB

  • memory/428-127-0x0000000000000000-mapping.dmp
  • memory/1104-177-0x0000000000000000-mapping.dmp
  • memory/2072-117-0x0000000000030000-0x0000000000039000-memory.dmp
    Filesize

    36KB

  • memory/2228-115-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/2228-116-0x0000000000402F18-mapping.dmp
  • memory/2412-152-0x0000000007160000-0x0000000007161000-memory.dmp
    Filesize

    4KB

  • memory/2412-156-0x0000000009040000-0x0000000009041000-memory.dmp
    Filesize

    4KB

  • memory/2412-142-0x0000000005730000-0x0000000005731000-memory.dmp
    Filesize

    4KB

  • memory/2412-141-0x00000000056F0000-0x00000000056F1000-memory.dmp
    Filesize

    4KB

  • memory/2412-140-0x00000000057C0000-0x00000000057C1000-memory.dmp
    Filesize

    4KB

  • memory/2412-143-0x0000000005630000-0x0000000005C36000-memory.dmp
    Filesize

    6.0MB

  • memory/2412-138-0x0000000005C40000-0x0000000005C41000-memory.dmp
    Filesize

    4KB

  • memory/2412-150-0x0000000007290000-0x0000000007291000-memory.dmp
    Filesize

    4KB

  • memory/2412-151-0x0000000006CD0000-0x0000000006CD1000-memory.dmp
    Filesize

    4KB

  • memory/2412-139-0x0000000005690000-0x0000000005691000-memory.dmp
    Filesize

    4KB

  • memory/2412-153-0x0000000007960000-0x0000000007961000-memory.dmp
    Filesize

    4KB

  • memory/2412-154-0x0000000007140000-0x0000000007141000-memory.dmp
    Filesize

    4KB

  • memory/2412-155-0x00000000074D0000-0x00000000074D1000-memory.dmp
    Filesize

    4KB

  • memory/2412-134-0x0000000000400000-0x0000000000422000-memory.dmp
    Filesize

    136KB

  • memory/2412-157-0x0000000007EB0000-0x0000000007EB1000-memory.dmp
    Filesize

    4KB

  • memory/2412-135-0x000000000041B2C2-mapping.dmp
  • memory/2648-118-0x0000000000B70000-0x0000000000B85000-memory.dmp
    Filesize

    84KB

  • memory/2680-119-0x0000000000000000-mapping.dmp
  • memory/2680-125-0x0000000000D80000-0x0000000000E0E000-memory.dmp
    Filesize

    568KB

  • memory/2680-126-0x0000000000400000-0x00000000008B8000-memory.dmp
    Filesize

    4.7MB

  • memory/2720-122-0x0000000000000000-mapping.dmp
  • memory/2720-163-0x00000000023B0000-0x0000000002DB0000-memory.dmp
    Filesize

    10.0MB

  • memory/2720-416-0x0000000004950000-0x00000000049D4000-memory.dmp
    Filesize

    528KB

  • memory/2720-158-0x0000000002DB0000-0x0000000002F04000-memory.dmp
    Filesize

    1.3MB

  • memory/3148-170-0x0000000007FB0000-0x0000000007FB1000-memory.dmp
    Filesize

    4KB

  • memory/3148-201-0x0000000009A60000-0x0000000009A61000-memory.dmp
    Filesize

    4KB

  • memory/3148-176-0x00000000084E0000-0x00000000084E1000-memory.dmp
    Filesize

    4KB

  • memory/3148-174-0x00000000071D2000-0x00000000071D3000-memory.dmp
    Filesize

    4KB

  • memory/3148-173-0x00000000071D0000-0x00000000071D1000-memory.dmp
    Filesize

    4KB

  • memory/3148-187-0x0000000009740000-0x0000000009773000-memory.dmp
    Filesize

    204KB

  • memory/3148-190-0x000000007EAA0000-0x000000007EAA1000-memory.dmp
    Filesize

    4KB

  • memory/3148-195-0x0000000009720000-0x0000000009721000-memory.dmp
    Filesize

    4KB

  • memory/3148-200-0x0000000009880000-0x0000000009881000-memory.dmp
    Filesize

    4KB

  • memory/3148-175-0x00000000077F0000-0x00000000077F1000-memory.dmp
    Filesize

    4KB

  • memory/3148-270-0x00000000071D3000-0x00000000071D4000-memory.dmp
    Filesize

    4KB

  • memory/3148-395-0x00000000099F0000-0x00000000099F1000-memory.dmp
    Filesize

    4KB

  • memory/3148-401-0x00000000099E0000-0x00000000099E1000-memory.dmp
    Filesize

    4KB

  • memory/3148-172-0x0000000008170000-0x0000000008171000-memory.dmp
    Filesize

    4KB

  • memory/3148-169-0x0000000007710000-0x0000000007711000-memory.dmp
    Filesize

    4KB

  • memory/3148-168-0x0000000007810000-0x0000000007811000-memory.dmp
    Filesize

    4KB

  • memory/3148-167-0x0000000004C90000-0x0000000004C91000-memory.dmp
    Filesize

    4KB

  • memory/3148-164-0x0000000000000000-mapping.dmp
  • memory/3884-148-0x0000000000000000-mapping.dmp
  • memory/3984-149-0x0000000000000000-mapping.dmp