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Analysis

  • max time kernel
    147s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 08:59

General

  • Target

    811742d2f64b27f8e87cf8f4ae79d72d5a89f114ef433e626e3767141bb9c12a.exe

  • Size

    196KB

  • MD5

    9b8be0d754b998d4e033a5f598859211

  • SHA1

    488a7539bc72b9c25816c57f2a4a19e191ad5af8

  • SHA256

    811742d2f64b27f8e87cf8f4ae79d72d5a89f114ef433e626e3767141bb9c12a

  • SHA512

    757a2cca4723dd9d6eafc701022ae23cdfd12a864dbea5fa8e4c7934918c489979b4c2c59663402858fd0213267fecc8e93fba8a86b8e04df31c2884eb5b4844

  • SSDEEP

    3072:5BfOdIN16jubYmioE/RANdhhudbeuzbnrwqaxaMKFQKs+xPCUZKkiYH+R:/R1a4hioE/RAjhhuZHDrw1wzs+xPT3vw

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 18 IoCs
  • Modifies security service 2 TTPs 24 IoCs
  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Modifies firewall policy service
    • Modifies security service
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:468
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\811742d2f64b27f8e87cf8f4ae79d72d5a89f114ef433e626e3767141bb9c12a.exe
      "C:\Users\Admin\AppData\Local\Temp\811742d2f64b27f8e87cf8f4ae79d72d5a89f114ef433e626e3767141bb9c12a.exe"
      2⤵
      • Registers COM server for autorun
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        PID:888

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\@

    Filesize

    2KB

    MD5

    ea1ecf2bed0bed7cbdb4270d620479cf

    SHA1

    9859884d9711985f577dcf8352ca4d64211827d0

    SHA256

    242ec77b0e14b75b202aac53b2518bb634844b5667af902c60823e879503cae9

    SHA512

    d96228f63cf8d119f14e44ea6aa47df4dada19134c833b951615f6bffcc90a5c9e429658b072e47e59cf8cae956c1ef197a069ce2e8d5dfefa990625f9179f8c

  • C:\$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • C:\$Recycle.Bin\S-1-5-21-3385717845-2518323428-350143044-1000\$f6ae883d87b28e9233b2e7745dda3830\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-21-3385717845-2518323428-350143044-1000\$f6ae883d87b28e9233b2e7745dda3830\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • memory/1632-54-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/1632-55-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/1632-58-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/1632-59-0x0000000000230000-0x0000000000263000-memory.dmp

    Filesize

    204KB

  • memory/1632-62-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/1632-65-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB