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Analysis
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max time kernel
144s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16/03/2024, 03:48
Behavioral task
behavioral1
Sample
cd07464c01dce9dca38519e55d1f694e.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
cd07464c01dce9dca38519e55d1f694e.pdf
Resource
win10v2004-20240226-en
General
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Target
cd07464c01dce9dca38519e55d1f694e.pdf
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Size
26KB
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MD5
cd07464c01dce9dca38519e55d1f694e
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SHA1
039856e9b035c850e11b0f1e85c7f217c5a8a653
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SHA256
df692f1bf37d61896a0f554bc06025ade97cf8921ea3ff25b66a2756ac3c624a
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SHA512
9369ef1ad8a37583818170b1c15abf5bc568f6fcb3b8113efa00a6dcb92241b7aa40e03b5f97024895229044d26a7f840fdb41366b7022342c20909220a557c2
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SSDEEP
384:SXnW5pkMe47O7Dqs/bxMcPJj08Jo835HSNWp8KKIFIxU1XDCUSyPLVWy:KYpeMO7Dqsjm6g8Jol0cqzNVv
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe 1956 AcroRd32.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1956 wrote to memory of 1568 1956 AcroRd32.exe 104 PID 1956 wrote to memory of 1568 1956 AcroRd32.exe 104 PID 1956 wrote to memory of 1568 1956 AcroRd32.exe 104 PID 1956 wrote to memory of 5020 1956 AcroRd32.exe 106 PID 1956 wrote to memory of 5020 1956 AcroRd32.exe 106 PID 1956 wrote to memory of 5020 1956 AcroRd32.exe 106 PID 1956 wrote to memory of 4884 1956 AcroRd32.exe 109 PID 1956 wrote to memory of 4884 1956 AcroRd32.exe 109 PID 1956 wrote to memory of 4884 1956 AcroRd32.exe 109 PID 1956 wrote to memory of 2352 1956 AcroRd32.exe 110 PID 1956 wrote to memory of 2352 1956 AcroRd32.exe 110 PID 1956 wrote to memory of 2352 1956 AcroRd32.exe 110 PID 1956 wrote to memory of 3160 1956 AcroRd32.exe 112 PID 1956 wrote to memory of 3160 1956 AcroRd32.exe 112 PID 1956 wrote to memory of 3160 1956 AcroRd32.exe 112 PID 1956 wrote to memory of 5092 1956 AcroRd32.exe 115 PID 1956 wrote to memory of 5092 1956 AcroRd32.exe 115 PID 1956 wrote to memory of 5092 1956 AcroRd32.exe 115
Processes
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\cd07464c01dce9dca38519e55d1f694e.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:1568
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:5020
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:4884
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:2352
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:3160
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵PID:5092
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4092 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:81⤵PID:1248
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
64KB
MD5aeabcfabdafaabdb354ba041e600b7bd
SHA186c6e0a9521000c944115087d5efa93e734d5737
SHA256cbd8e466d7dcc95a7f0e515ab30a3be6e9490437f353e9362090aac0e64a25f4
SHA512335d71f369965a5760261d7fc461fb31ae7e1c16ad9a6aad3a18a383a24559d3faa0b9646e34222b1bd74c5e66275457e2353a412c85dd4f0ad22a39812a09dc
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e