Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 12:09

General

  • Target

    c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec.exe

  • Size

    374KB

  • MD5

    9a5bb0cad32df50f58c266de40bae036

  • SHA1

    62c232cacde2b5d86a5032cd1a2379eedf889a7e

  • SHA256

    c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec

  • SHA512

    93903abce64c9ee5674fcb9bd4d2a439c2117cc21f087bd2c3cd913830d157434518fbf10c067774186a6610d706ad1cad28231b6af8e2a7d59a4d5fad000a64

  • SSDEEP

    6144:8LD5Gs375vaV1LEUR5gMv8c5WTMDjLhpuQxvG8u6PjBcHq8pXblFT0i8YlF:8LD5z9aPZ0dMfuQpLBc1TZF

Malware Config

Extracted

Family

mylobot

C2

pqrqtaz.ru:9879

pickcas.ru:6464

quwkbin.ru:3496

rkbupij.ru:6653

pcqmayq.ru:3629

mmuliwe.ru:3541

stoizji.ru:5189

sfdfrhh.ru:3511

ynciazz.ru:4127

mkglhnw.ru:1946

njeeili.ru:9987

dldzeoo.ru:7525

tkbiqjq.ru:5145

uenosbl.ru:2935

faayshc.ru:9865

nttfazc.ru:6761

nfwsyog.ru:7172

uyfusxm.ru:7372

hxkclwx.ru:1294

zgoysam.ru:2338

Signatures

  • Mylobot

    Botnet which first appeared in 2017 written in C++.

  • Mylobot family
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec.exe
    "C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ecSrv.exe
      C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ecSrv.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1224
      • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
        "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:744
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4780
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4780 CREDAT:17410 /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1500
    • C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec.exe
      "C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1676
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\system32\svchost.exe"
        3⤵
        • Deletes itself
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\{E9D1D943-5059-4B1B-932A-FD3E5FCA11DB}\446e09dc.exe

    Filesize

    374KB

    MD5

    9a5bb0cad32df50f58c266de40bae036

    SHA1

    62c232cacde2b5d86a5032cd1a2379eedf889a7e

    SHA256

    c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ec

    SHA512

    93903abce64c9ee5674fcb9bd4d2a439c2117cc21f087bd2c3cd913830d157434518fbf10c067774186a6610d706ad1cad28231b6af8e2a7d59a4d5fad000a64

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    442f2149a2677d6452319fd147903a7d

    SHA1

    0d4d3aacb7eb8b19c3856a770d96626a8323e7db

    SHA256

    7d0e2aad4d879f8a8bc62e6dc5c62964ac32317066428949f3a2b1b8331d8dfc

    SHA512

    c27ac496b39316dcaa2fdfd47ecc3d9707fc926cf5c5d1ea5d4d79c8c9d31670607b11d291f226e2795c9bd40ae2a8b4ce3a4c659f6e4647041153cfc6c16654

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    4ba1f149111c4581f58965025ce85172

    SHA1

    e05f55e9cb6d741a598d27c8e92058047e032279

    SHA256

    5cbda4a7ad9ab804fa0f79de7fc61d9324295a2f375082996a70b9c9f4bc2414

    SHA512

    21e64f2b6a2000a42fc106b5dbf3425a7726bdc5a989224a21f3eec1a8db9c865dca6f67c71230c591faf7696454bd4c63b46326f35f1300a06f67183159494d

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver4AEF.tmp

    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\c6d363698017db4132d9d39f599980bf52622ad8f33675844ed6d4b5726f47ecSrv.exe

    Filesize

    55KB

    MD5

    ff5e1f27193ce51eec318714ef038bef

    SHA1

    b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

    SHA256

    fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

    SHA512

    c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

  • memory/744-15-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/744-17-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/744-14-0x0000000000590000-0x0000000000591000-memory.dmp

    Filesize

    4KB

  • memory/1224-13-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1224-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1224-5-0x0000000000430000-0x000000000043F000-memory.dmp

    Filesize

    60KB

  • memory/1224-4-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1676-23-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1676-34-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1676-20-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1676-21-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/1676-22-0x0000000000400000-0x0000000000436000-memory.dmp

    Filesize

    216KB

  • memory/3120-29-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-27-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-28-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-25-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-37-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-31-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-26-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/3120-24-0x0000000000600000-0x0000000000636000-memory.dmp

    Filesize

    216KB

  • memory/4620-36-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4620-30-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/4620-0-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4620-19-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/4620-18-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB