Resubmissions
28-12-2022 19:50
221228-ykjhpsee4s 1028-12-2022 17:41
221228-v9he6aba67 128-12-2022 17:37
221228-v7elgseb2t 1028-12-2022 14:15
221228-rkljqsae79 1Analysis
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max time kernel
93s -
max time network
97s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
28-12-2022 17:37
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://198.98.56.129/trc/TRC.mpsl
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
http://198.98.56.129/trc/TRC.mpsl
Resource
win10v2004-20220901-en
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
chrome.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe -
Modifies registry class 10 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.mpsl rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.mpsl\ = "mpsl_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\mpsl_auto_file\shell\Read\command rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
chrome.exechrome.exechrome.exepid process 900 chrome.exe 1360 chrome.exe 1360 chrome.exe 1584 chrome.exe -
Suspicious use of FindShellTrayWindow 42 IoCs
Processes:
chrome.exepid process 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe -
Suspicious use of SendNotifyMessage 32 IoCs
Processes:
chrome.exepid process 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe 1360 chrome.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 1956 AcroRd32.exe 1956 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
chrome.exedescription pid process target process PID 1360 wrote to memory of 1724 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1724 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1724 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1188 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 900 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 900 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 900 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe PID 1360 wrote to memory of 1428 1360 chrome.exe chrome.exe
Processes
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" http://198.98.56.129/trc/TRC.mpsl1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7054f50,0x7fef7054f60,0x7fef7054f702⤵PID:1724
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1144 /prefetch:22⤵PID:1188
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1220 /prefetch:82⤵
- Suspicious behavior: EnumeratesProcesses
PID:900 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1800 /prefetch:82⤵PID:1428
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2012 /prefetch:12⤵PID:1408
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2036 /prefetch:12⤵PID:1980
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2784 /prefetch:82⤵PID:1488
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3276 /prefetch:82⤵
- Suspicious behavior: EnumeratesProcesses
PID:1584 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --use-gl=swiftshader-webgl --mojo-platform-channel-handle=3644 /prefetch:22⤵PID:1616
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=720 /prefetch:82⤵PID:1224
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,1716904966790192042,13606947563475399734,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=544 /prefetch:82⤵PID:268
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Downloads\TRC.mpsl2⤵
- Modifies registry class
PID:1952 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\Downloads\TRC.mpsl"3⤵
- Suspicious use of SetWindowsHookEx
PID:1956
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\Downloads\TRC.mpslFilesize
62KB
MD555f086882fea74986c6bda393bde5d20
SHA1f42d81dc7b6eb4e1fa33ffb062419c513782c7a3
SHA256080a64d595ff246d01b920d5010cffcb4ac56f224acdec32ee3eab08099c6a7b
SHA51203b07c791dbc6149522de5b61bb376a438dae74924591e66922e5b822260cbf84fddd570fe2bf0d0f62a64438ee1138329117695c5935031fc2a7e3f575e0fb3
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\??\pipe\crashpad_1360_GZLUUDCZKZUIHFVKMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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memory/1952-55-0x0000000000000000-mapping.dmp
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memory/1952-56-0x000007FEFC181000-0x000007FEFC183000-memory.dmpFilesize
8KB
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memory/1956-57-0x0000000000000000-mapping.dmp
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memory/1956-58-0x0000000075BA1000-0x0000000075BA3000-memory.dmpFilesize
8KB