Analysis
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max time kernel
77s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
14-06-2024 18:18
Static task
static1
Behavioral task
behavioral1
Sample
LastActivityView.chm
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
LastActivityView.chm
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
LastActivityView.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
LastActivityView.exe
Resource
win10v2004-20240508-en
General
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Target
LastActivityView.chm
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Size
19KB
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MD5
3cfa706aecbfabf73fe8270baa528577
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SHA1
c70eea1ddfca236d041cf138a3813a04501500d7
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SHA256
462d2d409228e8d93f3d285472901515728bd843efb0dcbc1e66e6764588a1e0
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SHA512
3931321b37f3957a2c881cce32f079f3bd7bc7f502e54c39fe7d225ad2b1420ede0f003930e2ef455c0e49fb9de3fb1db0db95e6d7485a36a48927006df1183c
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SSDEEP
384:0b4M3PJFPc6yLz6G6hZoLUnFKeVRIwT07rg1ygKcU:0b4cP/c6yLz6Gu2UFKeV1T0IMTc
Malware Config
Signatures
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main hh.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3028 chrome.exe 3028 chrome.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe Token: SeShutdownPrivilege 3028 chrome.exe -
Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe 3028 chrome.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1652 hh.exe 1652 hh.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3028 wrote to memory of 884 3028 chrome.exe 29 PID 3028 wrote to memory of 884 3028 chrome.exe 29 PID 3028 wrote to memory of 884 3028 chrome.exe 29 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 2628 3028 chrome.exe 31 PID 3028 wrote to memory of 3044 3028 chrome.exe 32 PID 3028 wrote to memory of 3044 3028 chrome.exe 32 PID 3028 wrote to memory of 3044 3028 chrome.exe 32 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33 PID 3028 wrote to memory of 1128 3028 chrome.exe 33
Processes
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C:\Windows\hh.exe"C:\Windows\hh.exe" C:\Users\Admin\AppData\Local\Temp\LastActivityView.chm1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1652
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"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:3028 -
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,0x7fef46f9758,0x7fef46f9768,0x7fef46f97782⤵PID:884
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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=1152 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:22⤵PID:2628
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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=1512 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:82⤵PID:3044
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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=1544 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:82⤵PID:1128
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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=2280 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:12⤵PID:2444
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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=2288 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:12⤵PID:2432
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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=1468 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:22⤵PID:2324
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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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1464 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:12⤵PID:272
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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 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3532 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:82⤵PID:2044
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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 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3692 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:82⤵PID:2016
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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=3704 --field-trial-handle=1228,i,16191918971833143087,10290583002272304748,131072 /prefetch:82⤵PID:2096
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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:2972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
16B
MD5aefd77f47fb84fae5ea194496b44c67a
SHA1dcfbb6a5b8d05662c4858664f81693bb7f803b82
SHA2564166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611
SHA512b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3
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Filesize
264KB
MD5f50f89a0a91564d0b8a211f8921aa7de
SHA1112403a17dd69d5b9018b8cede023cb3b54eab7d
SHA256b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
SHA512bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58
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Filesize
873B
MD5e360257cf83d1fe56ee09eab63c985e1
SHA17964f607c5a63dcb9eebe5645c8be322cfdd66d6
SHA256faed2a1fd04add037afd86d39b5afbc140eab3095dc7616f917041983df64e2e
SHA512375ed5571f63798e199ac151b0e20c5371e63d09740c1d81fb9fabcdd024bbcd65094b5f3e200b1e2473a5635eeb7069d6eb4cfe476c214049d8465c2147d159
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Filesize
5KB
MD52bc119900a3d9094b035c571b7adb458
SHA1e77936388abde0e199747983b7c2257aa39f7604
SHA2569abd1dca7201d2b5dec6de8cd73b0825146e9dd38e0f317162a39b3cf3a1a0c3
SHA512f0ea742570465628e359622cf647f29afa890d55cce55f9f0a44d2b424c8413823e47fcad6459dad24fc089a9b5897a4e9fd86ec02f21a8bf0d2d61b725f6d9a
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Filesize
5KB
MD542e06ecaa41b3140b4d7baccf280bd9f
SHA14f10398cc16f93fb4b44daa863e2a9ef117399da
SHA256d8d0581d68001d39f0111f84310d31faec8e80538ed1b2fee5189a004cad2cec
SHA5124eb4b2c4f7b4c41a876ee04a6e260049e39d6c8917bbcc1bb6243794ac9c58b56df437c773b79decc9064e1af23092dac8fd1b14ce3731a3693a784ad4f5b393
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Filesize
16B
MD518e723571b00fb1694a3bad6c78e4054
SHA1afcc0ef32d46fe59e0483f9a3c891d3034d12f32
SHA2568af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa
SHA51243bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b