Analysis

  • max time kernel
    141s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-11-2024 10:43

General

  • Target

    7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.exe

  • Size

    4.8MB

  • MD5

    09a294cded9ae6488dd00dcc9827a3ad

  • SHA1

    0a870ed558ada240a2fea597f59c30cbda747be1

  • SHA256

    7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579

  • SHA512

    2078bfb6e21efe6ff3b318b00d9ec16a0b01f14b0a541005a2dde380ec7e6b14127beaf95274d2edd7e4f61dd755320775bb63b5dcdccba7162b83dd78ed76b4

  • SSDEEP

    98304:NgmCb9DBWVR2o543Fh+Uo0vbWNlXhuhazIIPms9UqC9NZ0tdhs:dCxo2k4X+niIoaNjUXZ0tXs

Malware Config

Signatures

  • Detect Socks5Systemz Payload 1 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Socks5systemz family
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.exe
    "C:\Users\Admin\AppData\Local\Temp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\is-KD09Q.tmp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KD09Q.tmp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.tmp" /SL5="$3015A,4776420,54272,C:\Users\Admin\AppData\Local\Temp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2336
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" pause video_enhancer_11181
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3004
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 pause video_enhancer_11181
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2588
      • C:\Users\Admin\AppData\Local\VCALabs Video Enhancer 3.3.0.51\videoenhancer.exe
        "C:\Users\Admin\AppData\Local\VCALabs Video Enhancer 3.3.0.51\videoenhancer.exe" -i
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\VCALabs Video Enhancer 3.3.0.51\sqlite3.dll

    Filesize

    630KB

    MD5

    e477a96c8f2b18d6b5c27bde49c990bf

    SHA1

    e980c9bf41330d1e5bd04556db4646a0210f7409

    SHA256

    16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

    SHA512

    335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

  • \Users\Admin\AppData\Local\Temp\is-J699H.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Users\Admin\AppData\Local\Temp\is-J699H.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-KD09Q.tmp\7f061eb89d4be829d3ad69ea176ff3fee46b0fa6f1d98ec3f5bf42dc8dcb8579.tmp

    Filesize

    692KB

    MD5

    f605072cc815c949cf95d33a89c49343

    SHA1

    4ce847923ef9c7907b93d287026e5eead6138591

    SHA256

    d7a35b079086b3b1c4dc47d658bb4e4f17f1f317140e656a85938aaf5857b693

    SHA512

    d0fc5d2555adaf6edb0556ed49c1e0925631f263b79ca8b53767f8b8f208204c80e93574ec5a9d260a705ff6eb5e48ff476e936bb995135c526fdf11f90d22d0

  • \Users\Admin\AppData\Local\VCALabs Video Enhancer 3.3.0.51\videoenhancer.exe

    Filesize

    5.0MB

    MD5

    91cc4e5488c4fac8349b168ef6cd6cad

    SHA1

    ad7c48e301fc4c262887ddefbb9e958564fc1bc1

    SHA256

    3a18237cdda755cbbec3db23689d0fd82955dfb08a625b163e0278ba2424aaab

    SHA512

    e155fda10f3719fc835634786aaa4a5dd0e752b3f37a617f1ad1885bdebc31646f761c36ff7dbe422f79a1d7453b8a2ca3175b364021aebffcd99f99b05c7bb0

  • memory/2104-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/2104-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2104-80-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2336-79-0x0000000005410000-0x0000000005922000-memory.dmp

    Filesize

    5.1MB

  • memory/2336-15-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/2336-70-0x0000000005410000-0x0000000005922000-memory.dmp

    Filesize

    5.1MB

  • memory/2336-78-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/2596-82-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-104-0x0000000003250000-0x00000000032F2000-memory.dmp

    Filesize

    648KB

  • memory/2596-72-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-83-0x0000000060900000-0x0000000060992000-memory.dmp

    Filesize

    584KB

  • memory/2596-86-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-90-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-94-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-98-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-102-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-74-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-110-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-114-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-118-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-122-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-126-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-130-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-135-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB

  • memory/2596-139-0x0000000000400000-0x0000000000912000-memory.dmp

    Filesize

    5.1MB