Analysis
- user interaction
yes - max time kernel
131s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/05/2026, 12:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
SecurityUpdate.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
SecurityUpdate.exe
Resource
win11-20260130-en
0 signatures
150 seconds
General
- Target SecurityUpdate.exe
- Size 14KB
- Sample260511-py7b9adv9r
- SHA256 6421a2c83ef881945d8197e63112f75b36afb683a5a2fe8831145962a7b1ad9b
- MD5 e940518f12ce753f96759efa97ecf942
- SHA1 388d50fd95e541291df85fccc106f2ffe1a2fe18
- SHA512 214c4c8d5ba1a62a60c7b02635304a70a3af5c90c1bcf14dcbfac11d0878e4b9bf96a65767fe778542994ca317b02364d4a98ae2e790c1a66c712f8f32e970e2
- SSDEEP 192:HAXKBOMmlU0gw4lKy9QobUQxdAW3HkATSPSmXZZwjk4vYj71j:9HxL/bXqW3EdSyZZwjk4vCRj
- TLSH T1BE62844A3B5344FDC14E9834D0E39F79FAB0FC624DE147390268E9360E32A946A6EA55
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
Malware Config
Signatures
- Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm svchost.exe File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat svchost.exe - System Time Discovery 1 TTPs 1 IoCs
Adversary may gather the system time and/or time zone settings from a local or remote system.
pid Process 332 msedge.exe - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE - Enumerates system info in registry 2 TTPs 6 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-914486190-3969805341-592249730-1000_Classes\Local Settings mspaint.exe - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 6036 WINWORD.EXE 6036 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3892 mspaint.exe 3892 mspaint.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 696 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 696 AUDIODG.EXE - Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 3892 mspaint.exe 4632 OpenWith.exe 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE 6036 WINWORD.EXE - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2244 wrote to memory of 3472 2244 msedge.exe 109 PID 3472 wrote to memory of 4000 3472 msedge.exe 110 PID 3472 wrote to memory of 332 3472 msedge.exe 111 PID 3472 wrote to memory of 5504 3472 msedge.exe 112 PID 3472 wrote to memory of 5504 3472 msedge.exe 112 PID 3472 wrote to memory of 5504 3472 msedge.exe 112 PID 3472 wrote to memory of 5492 3472 msedge.exe 113 PID 3472 wrote to memory of 5492 3472 msedge.exe 113
Processes
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C:\Users\Admin\AppData\Local\Temp\SecurityUpdate.exe"C:\Users\Admin\AppData\Local\Temp\SecurityUpdate.exe"1⤵PID:5640
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --default-search-provider=? --out-pipe-name=MSEdgeDefault1ccc67cfh3fc7h47f1h86bbh05d402e6a3c11⤵
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --default-search-provider=? --out-pipe-name=MSEdgeDefault1ccc67cfh3fc7h47f1h86bbh05d402e6a3c1 --edge-skip-compat-layer-relaunch2⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:3472 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x234,0x238,0x23c,0x230,0x258,0x7ff8ee1bc188,0x7ff8ee1bc194,0x7ff8ee1bc1a03⤵PID:4000
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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=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1932,i,508659000594690436,5497859500932027268,524288 --field-trial-handle=2328,i,3849786295886732796,11205089716760147784,262144 --variations-seed-version --mojo-platform-channel-handle=2364 /prefetch:33⤵
- System Time Discovery
PID:332
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=1728,i,1668319104230898059,8939142095459641076,262144 --field-trial-handle=2328,i,3849786295886732796,11205089716760147784,262144 --variations-seed-version --mojo-platform-channel-handle=2324 /prefetch:23⤵PID:5504
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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=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2372,i,9932266028190664074,5531672538298460564,524288 --field-trial-handle=2328,i,3849786295886732796,11205089716760147784,262144 --variations-seed-version --mojo-platform-channel-handle=2568 /prefetch:83⤵PID:5492
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C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵PID:4256
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x3bc 0x3c41⤵
- Suspicious use of AdjustPrivilegeToken
PID:696
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\ShowSkip.jpeg" /ForceBootstrapPaint3D1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3892
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc1⤵
- Drops file in System32 directory
PID:1564
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
PID:4632
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C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:6036
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
- Size 280B
- SHA256 d68b8059d1fdfd8541892ccb136bddd7ec7601b55110e2cdd4c0e5ace97d9da8
- MD5 531be76c0b4d3ce6131509c7d95980da
- SHA1 8d06c8ade4d281ea8e43a1dd0a469db76987e5cf
- SHA512 3f61844b74b97a902b9307c088590e72b7ad0e95c0f14948ae3780aa3e04b871d8e5c5cb6ca5f5fdf524ad8258178623c85c528a35deec8559c2d1d114436d1f
- TLSH T125D0C05C12B3BC35D4CB987004C13B03323ED893659187307C2234B80C0304048960C3
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
- Size 280B
- SHA256 8b1e4ba6890ec60cfe9f6942acc1937ba6fdde042b45c0a2e0b7e13ade701cfd
- MD5 642961cbd4f67f82b3038bc1275d24c3
- SHA1 f1df4ba11ac13409c392147b2a9da411bc9cd6eb
- SHA512 4f7f98f2ebf15c98a7f379a7975f6dff1c7086a1e3cf81d3daec8c9be6212ba05fb4eefc5fa2c0486a277860dc8b2aecdded5e174409117a0736b1cd3b8443d0
- TLSH T1CCD0805C52B3BC75D4C7997045C53B47373ED493659187317C6274B90C534504D961C7
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
- Size 2B
- SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
- MD5 99914b932bd37a50b983c5e7c90ae93b
- SHA1 bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f
- SHA512 27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
- Size 61B
- SHA256 e1b77550222c2451772c958e44026abe518a2c8766862f331765788ddd196377
- MD5 4df4574bfbb7e0b0bc56c2c9b12b6c47
- SHA1 81efcbd3e3da8221444a21f45305af6fa4b71907
- SHA512 78b14f60f2d80400fe50360cf303a961685396b7697775d078825a29b717081442d357c2039ad0984d4b622976b0314ede8f478cde320daec118da546cb0682a
- TLSH T139A00254944498FF4655836A05654463C7AA504780285E565B24115E42A25AD0450947
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
- Size 2B
- SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
- MD5 d751713988987e9331980363e24189ce
- SHA1 97d170e1550eee4afc0af065b78cda302a97674c
- SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
- Size 11KB
- SHA256 b34d8c5064a2f265670751ece22eb81cc498c2bdea53b90dd50d053fd859ebc1
- MD5 a2ca99893bc1a5d4134460247e4602b0
- SHA1 10a01961471372854c5b91b0b886720f8c86b229
- SHA512 76b0ac4a6d18480ab5e1d84f86a826dda8cd4396b390904e068c9e334d9053e9ab4a87d91f79486ceb50c1a614737461659ae9a4bb6507425776a8a53c35ebf5
- SSDEEP 192:sxZmjRgQzwGAsVfHZBrfbgUIrpLHW6+WNGYxeenkWphgigJ:sxZmjVzpAsFH3rfbgHLHbGCnkLiE
- TLSH T10332E8566D68A83B4CC7E219BB557F93D3F91022A0815E4CDAFC8B1C04DBADD221781F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
- Size 32KB
- SHA256 b1d6fad89bff2cf82156158a94c36681450d5994b949902a042a48489c4f6b51
- MD5 813020f84b0c4c9a9793102f7d250c8d
- SHA1 e3974b4cfbe8d0694daaff389d3fdbc300071828
- SHA512 a7c78efcbdb490ff8e3a43dea99892ffb58db6e4340a1c27fc836de766fc6e898250c7a6090acd02884698cb642c60fb21720b345ba0e5cde48a5aee6ecbf670
- SSDEEP 768:Jk2+zx27pLuL/hRWvV/LH8F1+UoAYDCx9Tuqh0VfUC9xbog/OV0DdkLlMeNHFroM:Jk2+zxWE/hRWvV/LHu1jaFDdkLO6H+s5
- TLSH T1C4E2E93B784CCA7E4F800A9DED1A7F9F6EA802CB96988D4047F9945C02C67EF55160DB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
- Size 26KB
- SHA256 da17da24b995c38e98c74e959f536cd4701a2cfa580f65381e3e03c82b35f207
- MD5 165b0bc473e28fdd7d8dc0e8d1d2a18c
- SHA1 d40a65aaee0c498131d2f7fc9afd6be97588cc44
- SHA512 5955ed8c5de186cd0f3b7635fc1ceb72c54e808b299ba480531f5d1b3410a62f40ee77a8d64d20fa77fc077f27e8e6a6ac0ed4b702440ea161649f2e5933017d
- SSDEEP 384:nDiFavqMg3sNf8TUNTUlIm29JCCv3vfEP2/9t0hwdysHdnS4mtmF+GrNlk+5vI+s:uFayv3Awg5cP2Vt0CdysHdS4smw+3/K1
- TLSH T115C24B75EC98C9ABECE68F85E7497A07DFE041A7D59C8AC8DAC81D0E00971DE130B817
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
- Size 27KB
- SHA256 80d72a0d3e465675ffb5091c49b6250247958f0d01e03d3dd3613baa48ae5d7c
- MD5 afc24d74ebf3af778744bc67862a24e7
- SHA1 af5ed8db75ee5e36a516b380968d657d6fe1d9f5
- SHA512 50159a2bf19761c88ec2806c6755b6b61074fa17970572b6966c7aa4ae140fcef9d61a33756406f89ab3c40533335b21419a218eac8d55625e0e52a79ca2d77c
- SSDEEP 768:zFayv3mwgMqP2Vt0Cdhj/kdS4smw+3/K1:gyv3DIC3ABsmwc/K1
- TLSH T1DEC25C75E898CDABACEB8F85F7497A43DEE001A7C58C8AD8D6C85D0E00971DE170BD16
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\TCD1993.tmp\sist02.xsl
- Size 245KB
- SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
- MD5 f883b260a8d67082ea895c14bf56dd56
- SHA1 7954565c1f243d46ad3b1e2f1baf3281451fc14b
- SHA512 d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e
- SSDEEP 6144:JwprA6OS95vtfb8p4bgWPzkhUh9I5/oBRSifJeg/yQzvapSiQhHZeruvoXMUw3im:uP
- TLSH T15B346895A6DACF144B71F23FD8B53492EA1DC87B29342D41F1DC733717AE948822B622
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
- Size 280B
- SHA256 d251cd7e60f43eb79d6aee0503866aafd89d646bd58e75cc4b442f75bab95b90
- MD5 d67572fb16046a38022ec24e727ee19d
- SHA1 d1d3e5912e24000eb962439122f1a16778046d23
- SHA512 4b00e126170612dcb7dba92dcfc2762fdb4e89dafaf5fb7c84eae3a470222c2925f9f590a3dab9cfd5add2c59b2c0d9e311c2bad25eb084d1fb7ba3d945af9b5
- TLSH T111D05E9BA768E7F3C7BE51283CB81ED86BF20890D76C05109ACC0CC10E711C35067988
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
- Size 1KB
- SHA256 fc460c977139f4d3e4c66617f6b04864277081ed51e8572ca9af9192e02e5a6d
- MD5 cad04290131f43bdd47babbd10a8a5c2
- SHA1 c857769aad7b65541fb0a22012f8916ac0958701
- SHA512 f40493c69a2e2cda099e401c6f6b8842022042144b7867fdce01cdd7e745d9a643ec83b32100231f74da0042d6122aad9102d4be812a699b8a2763bed483ea80
- TLSH T1A041B0020ADB3F27F151027B63774319D7F07C42F710A26DAA88529DBD74E005A9E76B
- MD5 SHA1 SHA512 TLSH