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Analysis
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max time kernel
35s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
23/01/2024, 07:46
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]
Resource
win10v2004-20231215-en
General
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Target
https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]
Malware Config
Signatures
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2496 chrome.exe 2496 chrome.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe Token: SeShutdownPrivilege 2496 chrome.exe -
Suspicious use of FindShellTrayWindow 43 IoCs
pid Process 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe 2496 chrome.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2496 wrote to memory of 2256 2496 chrome.exe 28 PID 2496 wrote to memory of 2256 2496 chrome.exe 28 PID 2496 wrote to memory of 2256 2496 chrome.exe 28 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2728 2496 chrome.exe 30 PID 2496 wrote to memory of 2332 2496 chrome.exe 31 PID 2496 wrote to memory of 2332 2496 chrome.exe 31 PID 2496 wrote to memory of 2332 2496 chrome.exe 31 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 PID 2496 wrote to memory of 2600 2496 chrome.exe 32 -
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.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.ozmailer.com/oele/downLoad.php?fileNo=2526092&mail_no=13441867&[email protected]1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2496 -
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=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7a39758,0x7fef7a39768,0x7fef7a397782⤵PID:2256
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1168 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:22⤵PID:2728
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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 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1520 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:82⤵PID:2332
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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=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1616 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:82⤵PID:2600
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2084 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:12⤵PID:1048
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=1492 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:12⤵PID:532
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1392 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:22⤵PID:1256
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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=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3680 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:82⤵PID:1996
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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 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3684 --field-trial-handle=1104,i,4647947004944583663,12843945472403528316,131072 /prefetch:82⤵PID:2300
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C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"1⤵PID:828
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
264KB
MD5f50f89a0a91564d0b8a211f8921aa7de
SHA1112403a17dd69d5b9018b8cede023cb3b54eab7d
SHA256b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
SHA512bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58
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Filesize
4KB
MD50b346cbfbd67f638ecd72bbb7715c228
SHA19674c501594f24e4837dd488dbb0676ffb234d3d
SHA2564999640455f641aa3704c59cfd523a7df0fcd90ad87952a4d5cbaa81fee40421
SHA512aff2bcb25949b953cbba4f60dffebd58ce1d81a51e2158fb8500dbe3a6cff6258c15ae01a5aeeafced6dcb7265365fdb06a31f52127f3d32c978484ee2eadc3e
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Filesize
4KB
MD507245452de3de9ede81477dfd2d245ae
SHA1aa4caa953abf26316c65edeec46b71212448585d
SHA2567bae81b23cfcb7aac8ed2c0b132825e3e93206c92d3cf940a6d6325133f5e7ae
SHA512b543479a1b81cab2b3e057d36c922678a525d4b1c702dd177f9a8b5dd15ac01b3bb1f930843798a7fa1da72f198bd372bc15da107023f50baa6348db11644646
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Filesize
16B
MD518e723571b00fb1694a3bad6c78e4054
SHA1afcc0ef32d46fe59e0483f9a3c891d3034d12f32
SHA2568af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa
SHA51243bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06