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Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2023, 18:37
Static task
static1
Behavioral task
behavioral1
Sample
a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe
Resource
win10v2004-20231023-en
General
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Target
a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe
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Size
4.9MB
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MD5
3643da005f1bf0db558807e95700fadf
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SHA1
75a2c586eaca847b4518ee388fc26f8c0462d578
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SHA256
a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0
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SHA512
c0af96a0c72e6be59ba4e34845aaeab728f677500d1c04322c75665887f0655b04659559b71ab384290f33f7de89db68a4ab8d4ed4a6d5b80ad2fe6b19fb5417
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SSDEEP
98304:qc5LyCUfJ+K0OBvdcTIjudjbaS2mCWk/lS5pXHBN+zkQZMFzriQEQYlE:RzUfJ+K0OHcIjudbh21WQlSvBAEGQYu
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 2948 TVCross.exe 4624 TVCross.exe -
Loads dropped DLL 3 IoCs
pid Process 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.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\TVCross\is-KV0G6.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-UGNN9.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-AENRD.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-PHKLD.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-4G32V.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File opened for modification C:\Program Files (x86)\Common Files\TVCross\TVCross.exe a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-4OF2B.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-S4FOR.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-504QP.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\UIText\is-MEL48.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File opened for modification C:\Program Files (x86)\Common Files\TVCross\unins000.dat a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-QRAS3.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\UIText\is-U3JC5.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\unins000.dat a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-3HV8U.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-ILC73.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-3DLCC.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-AN2S6.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp File created C:\Program Files (x86)\Common Files\TVCross\is-B7QTP.tmp a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.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 4144 wrote to memory of 1872 4144 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe 86 PID 4144 wrote to memory of 1872 4144 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe 86 PID 4144 wrote to memory of 1872 4144 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe 86 PID 1872 wrote to memory of 1772 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 88 PID 1872 wrote to memory of 1772 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 88 PID 1872 wrote to memory of 1772 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 88 PID 1872 wrote to memory of 2948 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 90 PID 1872 wrote to memory of 2948 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 90 PID 1872 wrote to memory of 2948 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 90 PID 1872 wrote to memory of 4048 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 93 PID 1872 wrote to memory of 4048 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 93 PID 1872 wrote to memory of 4048 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 93 PID 1872 wrote to memory of 4624 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 92 PID 1872 wrote to memory of 4624 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 92 PID 1872 wrote to memory of 4624 1872 a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp 92 PID 4048 wrote to memory of 2352 4048 net.exe 94 PID 4048 wrote to memory of 2352 4048 net.exe 94 PID 4048 wrote to memory of 2352 4048 net.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe"C:\Users\Admin\AppData\Local\Temp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4144 -
C:\Users\Admin\AppData\Local\Temp\is-NVDLH.tmp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp"C:\Users\Admin\AppData\Local\Temp\is-NVDLH.tmp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp" /SL5="$70162,4923723,54272,C:\Users\Admin\AppData\Local\Temp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:1772
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C:\Program Files (x86)\Common Files\TVCross\TVCross.exe"C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i3⤵
- Executes dropped EXE
PID:2948
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C:\Program Files (x86)\Common Files\TVCross\TVCross.exe"C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s3⤵
- Executes dropped EXE
PID:4624
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 243⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 244⤵PID:2352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.0MB
MD5d8fb43a1267e2e61ebab8b3063b234db
SHA14b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0
SHA2563de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb
SHA5125a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50
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Filesize
4.0MB
MD5d8fb43a1267e2e61ebab8b3063b234db
SHA14b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0
SHA2563de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb
SHA5125a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50
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Filesize
4.0MB
MD5d8fb43a1267e2e61ebab8b3063b234db
SHA14b6cc720b15990c1f1a7b102e5ced7e5ddb11ce0
SHA2563de538b525674a9412e62cdf89e5fdef96ec06eb1d929e7b9563aff8d49969fb
SHA5125a849fea034c98abf504da3d69ae1dcea7cd58a65a4ce0048f192f91e465c6a1cabc5716db535b162c68239f345a5f78ad4e4353ac377c0ce330f34be8576c50
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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
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C:\Users\Admin\AppData\Local\Temp\is-NVDLH.tmp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp
Filesize683KB
MD5f507ce43ea08d1721816ad4b0e090f50
SHA1e4f02bcd410bddabea4c741838d9a88386547629
SHA256d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1
SHA51237b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693
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C:\Users\Admin\AppData\Local\Temp\is-NVDLH.tmp\a63a79ec39ff99de3c4b7f18bb589f45a09daee7317b8f7c1aedb80ec41c11b0.tmp
Filesize683KB
MD5f507ce43ea08d1721816ad4b0e090f50
SHA1e4f02bcd410bddabea4c741838d9a88386547629
SHA256d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1
SHA51237b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693