Analysis
- max time kernel
148s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
07/06/2024, 01:30
Static task
static1
Behavioral task
behavioral1
Sample
36828e8ba8e39939e864288010d554c1a098a89f414b5ad8b52e97169122630a.xls
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
36828e8ba8e39939e864288010d554c1a098a89f414b5ad8b52e97169122630a.xls
Resource
win10v2004-20240508-en
General
- Target 36828e8ba8e39939e864288010d554c1a098a89f414b5ad8b52e97169122630a.xls
- Size 279KB
- Sample240607-bxbbjafc5w
- SHA256 36828e8ba8e39939e864288010d554c1a098a89f414b5ad8b52e97169122630a
- MD5 b806f1868f3144102f73f43868d8b031
- SHA1 cc98fcdd285bb0f935a0593776f6c6182faf7044
- SHA512 90acc08125ca194c70286fba432f5145e8bead5abb8cff700ac2c5bb954966d3daa29d04a24e91b20000382e60bf5fe5d854e97e366d2cf692f76acf9cb0868b
- SSDEEP 6144:3qFzL5LIT47HmPWNBjZpXIoVvneEJ28+B3f1S6D+Hx605p:3qFzu4LmPU/rdeo28+Bt7L8p
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE - Enumerates system info in registry 2 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2368 EXCEL.EXE 5052 WINWORD.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeAuditPrivilege 5052 WINWORD.EXE - Suspicious use of SetWindowsHookEx 16 IoCs
pid Process 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 2368 EXCEL.EXE 5052 WINWORD.EXE 5052 WINWORD.EXE 5052 WINWORD.EXE 5052 WINWORD.EXE - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5052 wrote to memory of 4468 5052 WINWORD.EXE 93 PID 5052 wrote to memory of 4468 5052 WINWORD.EXE 93 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\36828e8ba8e39939e864288010d554c1a098a89f414b5ad8b52e97169122630a.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2368
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:4468
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:1408
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\WebServiceCache\AllUsers\officeclient.microsoft.com\160FC054-1373-4E50-A84F-7986C1006EDA
- Size 167KB
- SHA256 1ea218f5499c9d7f8838c8aa5af0189ef022950754e886c84e7995119c6ee9c4
- MD5 ebc085caa23d88920d7642ef6bab8b00
- SHA1 157833e1c16ac9bb7cfc10684698a19fbbd6b11a
- SHA512 2dea84296c0607511349f3f4dec1ce677e6761d65408b2332f184a4911fc932b5b536bdff77533d2b19cb0389c03804a25515345da503f6b56070fc73a2030f1
- SSDEEP 1536:Di2JPRAqHbH41gwEdLe7HWaM/LMwcAZl1p5ihs7EXX6EAD2OpaE:NVe7HWaM/QX3kh
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Office\DLP\mip\logs\mip_sdk.miplog
- Size 21KB
- SHA256 e3e98aa65b52616622ee65f6290c996a552355f3729dbc4362b01ceff81a2b69
- MD5 3e96eb82b29baa5e8226d19871de003e
- SHA1 50029207f0d1d95b8377462870df7953084f8b57
- SHA512 174dbec00240ca7362477c2cfabebf7a9a1fb3965569cacc7650e541793dfdce259c7718c6fd1d23e92fdf62afd35400f8bafd82eff0a54a633c126c8562595d
- SSDEEP 192:KjqM9eQz+OZPBrjmU9qwz/nrZ0MXjLF9Kzz0yZjsjjkvav9VIwzvXZgjpjAu9ym1:fQZGwzTazeGwQwmEm0jQ7vv
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\089d66ba04a8cec4bdc5267f42f39cf84278bb67.tbres
- Size 2KB
- SHA256 968e5fe3606c36914eb88dbc8bb5955b3f6dad22bd146135088dd0bc36cfcfd4
- MD5 70c1095d7ecd6356e9a600be93133f7d
- SHA1 f78d05c3e0806e8dc7cc4718608bb414570d4ac9
- SHA512 ff69a9947a52679d95f52812565cc9dc0467b8d68feabdb44dc094273a566f206dfac296f7c576d025f6a323b1ea2b91b8525d469356cbebc8e864a31638d4e6
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\49dbe2955480c7f6ef8cec9c4320c9868d9293fd.tbres
- Size 2KB
- SHA256 6076d4cc1af6946c5d26a15bb47288a1eef55a5eb0c42f59eea1b2ce43399c00
- MD5 da5010743e14bc983add22ca2e99659a
- SHA1 c1974e17b191303ecedef03155cf009d4a695dae
- SHA512 077aaf15bf84ca788f0866994112d8f37e3752a1f59766acffca398df3bb18a4c6cd218810917e1e728896dec030903cbca3e30365c1900ea7c572331f65b268
- MD5 SHA1 SHA512
interestedanglesayingsheismostbeautifulwomeneverseenwindersessionlionsawaysgettingsuchandinsterestedthnigeverytimetoget___forstvibeeverywh[1].doc
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\AKI8W8FH\interestedanglesayingsheismostbeautifulwomeneverseenwindersessionlionsawaysgettingsuchandinsterestedthnigeverytimetoget___forstvibeeverywh[1].doc
- Size 80KB
- SHA256 a1d6b5a9fe07c48611d197320ade782c6c06a32e7f7a14f90da78df150483399
- MD5 2ae556f4c5d9590b352ad8d26fdee537
- SHA1 249031d15a31318f33373cbcff2bff389561ba47
- SHA512 025586e3568472d8e1959a201233f1a9a92ecd858d8d903754d05c31c4e5dadd033f1f972a8ef1fc1ead95e628b257faccfa93f43bf24341f59c7996d67a0ffa
- SSDEEP 1536:+a07uDJrD8a8+29ynQbNZwIZq08VnCecn3b8zj2FEkmvGdrUXhjDFDysNYJtZpAg:+a07ix8a8+29ynQbNZwIZq0OnCRL8zja
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\TCDC485.tmp\iso690.xsl
- Size 263KB
- SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
- MD5 ff0e07eff1333cdf9fc2523d323dd654
- SHA1 77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4
- SHA512 b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d
- SSDEEP 6144:JwprAiaR95vtfb8pDbgWPzDCvCmvQursq7vImej/yQ4SS1apSiQhHDOruvoVeMUX:We
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
- Size 231B
- SHA256 253bd49de8d4b310221f4324517c4016c148b5bd1d011f5a67ac39f67d619ec2
- MD5 ac5f03bfc9f6b6a79ec6b8ff1c5d2df6
- SHA1 6bdd6c2d73c3769b982658e2dbfdf3a57e723ea4
- SHA512 0676f2fd02b1e6bf65fce3155628eb77b3f12411a1990e1a2b8413eca5435c2c21c3c1dc0f4fc208073af051c86224af92a5f510b57174e48b96e97fc9e63043
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
- Size 3KB
- SHA256 750051fc3f40abcbbc0b2f830c24827a6d33811b5cff54453e05ba39c0f0c171
- MD5 06c1cf02de24d7ace712be6cb30758ee
- SHA1 f26ed4a6854fcb8ac440581f3a0e9a1feab44b64
- SHA512 944bd15a5e6c9a7941f5ea548257a3242842be325970647db5f4acb0c367837ace6443e5616015a951e44f17291ec58506c4349b9e38b3a90fe3545812d165df
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
- Size 5KB
- SHA256 c34eaa1dd25ef3629d5e47cd70b7953d893e4daf257c9b0c3784d9bc11e7bd45
- MD5 68660737f9104ccb419ea560cb00779a
- SHA1 b70e958d5b56e3d10b09085f31b2d41b503be38c
- SHA512 43ba3b188aefd14083cfdcf955b0ea4b607c29b5eb3b6d4b1cc1063106759ac1eff56e6974d041ee23007649c3b7987b72782ba308198355251761f210d6817f
- SSDEEP 48:Ud2d2H9kGJk+UXdN5ZXGJC5ZwCIHURM/qdRtnJflbuBuURhJqTpuYURvSJ85Hupv:Vdw9dkBGURMMIRjJRvMaRXpxRMJsDO
- MD5 SHA1 SHA512 SSDEEP