Analysis
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max time kernel
145s -
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, 05:03
Static task
static1
Behavioral task
behavioral1
Sample
b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe
Resource
win10-20231020-en
General
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Target
b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe
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Size
5.2MB
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MD5
66ebac7f22f80f9e1257a64b2f0e2bc2
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SHA1
278773f60063e60635b15f1e2743e1b05a53a296
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SHA256
b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792
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SHA512
246a7a61e1bfa2ebddefafc84ff8ae307a86e210368dfcf34663807bd44a18b76cfda2ef98e92c2a82e474b515e99b1cb06b9bc2e9db8cb358a1fcf93b91e8f0
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SSDEEP
98304:rchHMKyDyc70SwAvO01JgBixtqMhlE4f+Ue/czLiRZvcFqhblsXlwagEblE:gy3l80DBl5f+2QvQus1zgCu
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 1260 CrossTV.exe 4888 CrossTV.exe -
Loads dropped DLL 3 IoCs
pid Process 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.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\UIText\is-4KHRC.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-BFC2H.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-31T99.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-JK803.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\UIText\is-I8QUR.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-RCJGD.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File opened for modification C:\Program Files (x86)\Common Files\CrossTV\unins000.dat b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\unins000.dat b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-2VTH5.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-JL8ML.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-H53BB.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-0NOUD.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-HKS9U.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-QPSA6.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-I81E6.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File opened for modification C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-27669.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-A7J6C.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp File created C:\Program Files (x86)\Common Files\CrossTV\is-SG79E.tmp b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.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 2436 wrote to memory of 928 2436 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe 71 PID 2436 wrote to memory of 928 2436 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe 71 PID 2436 wrote to memory of 928 2436 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe 71 PID 928 wrote to memory of 720 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 72 PID 928 wrote to memory of 720 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 72 PID 928 wrote to memory of 720 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 72 PID 928 wrote to memory of 1260 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 74 PID 928 wrote to memory of 1260 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 74 PID 928 wrote to memory of 1260 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 74 PID 928 wrote to memory of 5048 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 75 PID 928 wrote to memory of 5048 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 75 PID 928 wrote to memory of 5048 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 75 PID 928 wrote to memory of 4888 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 76 PID 928 wrote to memory of 4888 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 76 PID 928 wrote to memory of 4888 928 b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp 76 PID 5048 wrote to memory of 4132 5048 net.exe 78 PID 5048 wrote to memory of 4132 5048 net.exe 78 PID 5048 wrote to memory of 4132 5048 net.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe"C:\Users\Admin\AppData\Local\Temp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Users\Admin\AppData\Local\Temp\is-16K70.tmp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp"C:\Users\Admin\AppData\Local\Temp\is-16K70.tmp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp" /SL5="$600D0,5168582,54272,C:\Users\Admin\AppData\Local\Temp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:928 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:720
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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:1260
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 243⤵
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 244⤵PID:4132
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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:4888
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.4MB
MD5fc4f4c9f8f9f4401ead279be1f4de6b5
SHA1e58284242178fef00db71262eb1d5afee6b13d57
SHA256100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d
SHA512085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c
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Filesize
4.4MB
MD5fc4f4c9f8f9f4401ead279be1f4de6b5
SHA1e58284242178fef00db71262eb1d5afee6b13d57
SHA256100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d
SHA512085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c
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Filesize
4.4MB
MD5fc4f4c9f8f9f4401ead279be1f4de6b5
SHA1e58284242178fef00db71262eb1d5afee6b13d57
SHA256100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d
SHA512085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c
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C:\Users\Admin\AppData\Local\Temp\is-16K70.tmp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.tmp
Filesize683KB
MD5f507ce43ea08d1721816ad4b0e090f50
SHA1e4f02bcd410bddabea4c741838d9a88386547629
SHA256d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1
SHA51237b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693
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C:\Users\Admin\AppData\Local\Temp\is-16K70.tmp\b2c190469200960629204fd10aa82f1287e6e611581337612b9ea324c53c0792.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