Analysis
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max time kernel
144s -
max time network
131s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
24-11-2023 07:16
Static task
static1
Behavioral task
behavioral1
Sample
a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe
Resource
win10-20231020-en
General
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Target
a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe
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Size
5.2MB
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MD5
a5c5df7508485d89e2c54a35a3bd357f
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SHA1
0ff821ef9526d197f766565faed78d69132f3e1f
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SHA256
a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574
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SHA512
ea31b194e370429f11e64f5c416c74c316a82cb0507049f4919e0bc80f639dfb2b3ef4e1d1e269e6ef4361fc568bcbd2b7b3ad4fef350626f36eb4c42a46a8e4
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SSDEEP
98304:94UQ13eDvQYGAyN/N99Ewn91ougfcSndlhRwcY3m5MXQBLuYZq0lE:hNTQUyJN99EjfRdlhRhY3UBLFFu
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 4896 CrossTV.exe 588 CrossTV.exe -
Loads dropped DLL 3 IoCs
pid Process 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 88.80.147.105 -
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 19 IoCs
description ioc Process File created C:\Program Files (x86)\Common Files\CrossTV\is-5TMAP.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File opened for modification C:\Program Files (x86)\Common Files\CrossTV\unins000.dat a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-ORBT4.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-2G4MO.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-M53CV.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-981VG.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File opened for modification C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-900M0.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-QPBPP.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-VK9SL.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-C2HEG.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\UIText\is-F7QVC.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\UIText\is-570F1.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\unins000.dat a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-TM21Q.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-85NN4.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-3A8A1.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-CRS70.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-7SEEK.tmp a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs net.exe
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Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 168 wrote to memory of 2232 168 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe 70 PID 168 wrote to memory of 2232 168 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe 70 PID 168 wrote to memory of 2232 168 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe 70 PID 2232 wrote to memory of 3104 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 71 PID 2232 wrote to memory of 3104 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 71 PID 2232 wrote to memory of 3104 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 71 PID 2232 wrote to memory of 4896 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 73 PID 2232 wrote to memory of 4896 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 73 PID 2232 wrote to memory of 4896 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 73 PID 2232 wrote to memory of 4312 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 74 PID 2232 wrote to memory of 4312 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 74 PID 2232 wrote to memory of 4312 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 74 PID 2232 wrote to memory of 588 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 75 PID 2232 wrote to memory of 588 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 75 PID 2232 wrote to memory of 588 2232 a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp 75 PID 4312 wrote to memory of 4124 4312 net.exe 77 PID 4312 wrote to memory of 4124 4312 net.exe 77 PID 4312 wrote to memory of 4124 4312 net.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe"C:\Users\Admin\AppData\Local\Temp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:168 -
C:\Users\Admin\AppData\Local\Temp\is-57U4K.tmp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp"C:\Users\Admin\AppData\Local\Temp\is-57U4K.tmp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp" /SL5="$80206,5153110,54272,C:\Users\Admin\AppData\Local\Temp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:3104
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C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe"C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -i3⤵
- Executes dropped EXE
PID:4896
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 243⤵
- Suspicious use of WriteProcessMemory
PID:4312 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 244⤵PID:4124
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C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe"C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -s3⤵
- Executes dropped EXE
PID:588
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.4MB
MD503cc9a134701ca9d82ca83f21fba7f65
SHA1910876bb42dd31577a778d0782fee6774456e018
SHA2569197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d
SHA512b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f
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Filesize
4.4MB
MD503cc9a134701ca9d82ca83f21fba7f65
SHA1910876bb42dd31577a778d0782fee6774456e018
SHA2569197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d
SHA512b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f
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Filesize
4.4MB
MD503cc9a134701ca9d82ca83f21fba7f65
SHA1910876bb42dd31577a778d0782fee6774456e018
SHA2569197f4a31ed08151722c1ab60b6ce6d01018470f5cf0456646014df8c224176d
SHA512b7164e06e3e1a412473e557e7b235d9de4998e5cb17a521d6cdb0e6071e060044d6b78651dd27cc1cea28e8179468214fa5c47e5573478ac620f3380be5e042f
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C:\Users\Admin\AppData\Local\Temp\is-57U4K.tmp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp
Filesize683KB
MD5f507ce43ea08d1721816ad4b0e090f50
SHA1e4f02bcd410bddabea4c741838d9a88386547629
SHA256d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1
SHA51237b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693
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C:\Users\Admin\AppData\Local\Temp\is-57U4K.tmp\a4befd4689bee7fa5db61ac71ee795361e652f75c04e8cf2498185b7e8516574.tmp
Filesize683KB
MD5f507ce43ea08d1721816ad4b0e090f50
SHA1e4f02bcd410bddabea4c741838d9a88386547629
SHA256d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1
SHA51237b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4