Analysis
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max time kernel
323s -
max time network
332s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31-10-2024 17:02
General
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Target
CiscoSetup.exe
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Size
16.1MB
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MD5
91f7229586df2c577a54ad0d1a5bdcb1
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SHA1
938b4ddf983e035130a7fcbf0458c4f9d5b69ca5
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SHA256
80f7768cbf016ae16f5758e31d9eb2d277c0566654f05bad152ecbde6eb616e5
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SHA512
089ec05f751306b994eb1265245961c2f51b89679f4b70c08a0404fcfd7d6d6deec8133ee5f3f04e82d7272ec4c95bee3859fa9c74be0b96966c569fef258c0e
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SSDEEP
393216:PexFZAWTc+MZ3mOvSY6oDXtVVFOzWt8zLDVi:+AL+WmOvS9qDSzHzL0
Malware Config
Signatures
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NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
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Netsupport family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 6 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 64 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
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Domain Trust Discovery 1 TTPs
Attempt gathering information on domain trust relationships.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Permission Groups Discovery: Domain Groups 1 TTPs
Attempt to find domain-level groups and permission settings.
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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.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of FindShellTrayWindow 6 IoCs
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Suspicious use of SendNotifyMessage 2 IoCs
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Suspicious use of WriteProcessMemory 16 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\CiscoSetup.exe"C:\Users\Admin\AppData\Local\Temp\CiscoSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-V5RG4.tmp\CiscoSetup.tmp"C:\Users\Admin\AppData\Local\Temp\is-V5RG4.tmp\CiscoSetup.tmp" /SL5="$502E8,13456411,1058304,C:\Users\Admin\AppData\Local\Temp\CiscoSetup.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\is-60MQJ.tmp\cispn.ps1"3⤵
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Cisco\client32.exe"C:\Users\Admin\AppData\Roaming\Cisco\client32.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Cisco\remcmdstub.exeremcmdstub.exe 2400 2416 2428 2432 %COMSPEC%5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe6⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\nltest.exenltest /domain_trusts7⤵
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2.9MB
MD524de4ed3ff1fa997f867b591be4e001d
SHA1744d45ebd394880598b597d882ae2b634b9261fb
SHA2567c4330c4bd0c6890c7efc49af493056b92332c65be2bf885cd2a599369ba5349
SHA5128a32756cffcd10d6df5f0b6da917a203115431fe101b2b7746b1d8e76956b12f6af5ce89bce29bc505558943f4d661d45e2630b4b5790625b968549146ebec88
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Filesize
346KB
MD59d4300c87c9e378a13efa9999d305929
SHA10a7bb44a99208085296e782fd2e7b22170e7d03a
SHA256d92d3e91f1b4036435cc6e39e2ce048de7153a54577695313aca1119df70de82
SHA512297d7848fb011d8e79a7ee1b48d42227fc8582848b9232f4ed155b5fa1476c25654885fbd39e0207dd86f619bfc0fde41a0d448365e5b1d57d7c359b7eae3b1f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
2.9MB
MD52d47f35f6ec3abdfa6df92cb13bef294
SHA116e532caac6b7176369f5fa29a869ffa0def8947
SHA25685c3c72a135ee57914d27c563e9ae31f417af72fa04ab2d3a09f10eb674455cb
SHA512e6be961e4f384749f621e3b14f2b1468f3218480de3eeaa0c7a6448f70911fc942b30d1c135729edea9bd489c8b5f42fd255617a79428568df2a58f9d6c0e134
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Filesize
3.4MB
MD5bfd84005e52425f9b8fe658b9663e1c4
SHA149c54a003678dc14a19ac5d07c9bf053b8cd0683
SHA2562ea785b8a4cf5c5fc457350a4c636dac40137269a1a93d24c1083f1f77324d5d
SHA5123e4e2a32f50c6bb200af8a37c8653ef55e6d8ff47042266181546fd1ccf125a4fd5d2b7d8801d9179bf5e899c4992092895ee6f0d3f4e11ac8d5a1f40e5f82bf
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Filesize
320KB
MD52d3b207c8a48148296156e5725426c7f
SHA1ad464eb7cf5c19c8a443ab5b590440b32dbc618f
SHA256edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796
SHA51255c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c
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Filesize
755KB
MD50e37fbfa79d349d672456923ec5fbbe3
SHA14e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA2568793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
SHA5122bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
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Filesize
259B
MD5866c96ba2823ac5fe70130dfaaa08531
SHA1892a656da1ea264c73082da8c6e5f5728abcb861
SHA2566a7c99e4bd767433c25d6df8df81baa99c05dd24fa064e45c306ff4d954e1921
SHA5120dafc66222bbfcb1558d9845ee4ddeb7a687561b08b86a07b66b120c22952a8082e041d9234d9c69c8ade5d4dae894d3f10afd7ba6dd3f057a08fb5d57c42112
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Filesize
18KB
MD5a0b9388c5f18e27266a31f8c5765b263
SHA1906f7e94f841d464d4da144f7c858fa2160e36db
SHA256313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a
SHA5126051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd
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Filesize
3.5MB
MD5214a714ef11c2c91162a9344bf8f2e50
SHA1b87886b6b1e48e5e54e3033be9a73b67b5a5c282
SHA25674dfcd891813058b29b0a70ec0a95f31cd5356f175ad3a492daecbc52542e76f
SHA512a785d390c7e066628c9894302ca10ac21ba79d9988523d5abcb960870a39112d01984a86cde0bcd3862d46d82696e35ba760d96a389c96553ecb1db9c3a0d97d
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Filesize
118KB
MD54f2d0f4a5ba798fa9e85379c7c4bd36e
SHA1e533f2318d232ef3e1b22bdd1d6b61c081c6d6eb
SHA256aaa12a1ad8c748fbfd4c8f2e5023ec3481b18cb088b28737fc7e665163cff41d
SHA5124c338e4f87f5ac9e9339e663739b021f06d8ee48f7a5981ccdf85029888964e3c416331c7ec791933a6b3d56ec44bb3719a38039f625a25b86ba0264e3d2d609
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Filesize
638B
MD574bef725496cd35eeb6f6b94e1edddfd
SHA1616ab761a1429e982062009b5c319f796a60ba1b
SHA2568e016ca1a0837ca5f7d87656fe4153ed8639d33adbee9b07a3d033db44eec2a7
SHA512c7dcff6ff56de463b5ab4ce89a9c6bfe5a021cabf959da1aef6d0df19fa22376bd1d30749ad7a95315078f8007af496de3754a26a8c6c15294f31982e4f945b1
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Filesize
32KB
MD5dcde2248d19c778a41aa165866dd52d0
SHA17ec84be84fe23f0b0093b647538737e1f19ebb03
SHA2569074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917
SHA512c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166
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Filesize
70KB
MD52a2fc166269efe48d61cb1ab92215dc2
SHA1a5679174d941919baf764f94640994c01d695625
SHA25673a522d9ffa9235fe2b6fd1059c551f8022437ec0eef62ebc07240158f84a2a6
SHA51213f76217664056d1fbb106820a3a7e3f44e81cd373c812e89bd6d315ac2a188a8140e0ec0a7bda02be62afab86f8962340e5889c6bbe36305c96d700871f9e1e
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Filesize
3.4MB
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Filesize
3.4MB
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Filesize
4KB
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Filesize
3.4MB
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Filesize
4KB
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Filesize
200KB
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Filesize
68KB
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Filesize
120KB
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Filesize
600KB
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Filesize
104KB
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Filesize
136KB
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Filesize
5.6MB
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Filesize
4KB
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Filesize
304KB
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Filesize
7.7MB
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Filesize
3.3MB
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Filesize
120KB
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Filesize
652KB
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Filesize
6.5MB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
304KB
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Filesize
7.7MB
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Filesize
72KB
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Filesize
40KB
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Filesize
3.3MB
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Filesize
408KB
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Filesize
408KB
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Filesize
136KB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
7.7MB
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Filesize
216KB
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Filesize
7.7MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
672KB