Analysis
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max time kernel
148s -
max time network
147s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
11-05-2024 16:28
Behavioral task
behavioral1
Sample
plswork.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
plswork.exe
Resource
win10v2004-20240508-en
General
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Target
plswork.exe
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Size
45KB
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MD5
0964e2756ab7939430b382c4c748a4b6
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SHA1
3d367eb27f86dd5e306b7d8919592dcef10a3465
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SHA256
83f595dd0fa6b285fa753613b8bdf936f080ecf0b9689bf9705e5079868fbe2e
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SHA512
5d7b2be37baf03d240115ff75f77b5e5e6157e92fe52f31b4b35debc21765aa46a3467e2b75901f1a78b43b5cbc1ca894d85da1ccafe9cc8c8ebf97e7841955b
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SSDEEP
768:OdhO/poiiUcjlJInYTwH9Xqk5nWEZ5SbTDaSWI7CPW5p:Yw+jjgnJH9XqcnW85SbTLWIR
Malware Config
Extracted
xenorat
ayumi-38161.portmap.host
Xeno_rat_nd8912d
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delay
3000
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install_path
temp
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port
38161
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startup_name
nothingset
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1924 plswork.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 8 IoCs
pid Process 4816 msedge.exe 4816 msedge.exe 3740 msedge.exe 3740 msedge.exe 2272 msedge.exe 2272 msedge.exe 3420 identity_helper.exe 3420 identity_helper.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
pid Process 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe -
Suspicious use of SendNotifyMessage 12 IoCs
pid Process 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe 3740 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2968 wrote to memory of 1924 2968 plswork.exe 80 PID 2968 wrote to memory of 1924 2968 plswork.exe 80 PID 2968 wrote to memory of 1924 2968 plswork.exe 80 PID 3740 wrote to memory of 3544 3740 msedge.exe 87 PID 3740 wrote to memory of 3544 3740 msedge.exe 87 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 1844 3740 msedge.exe 88 PID 3740 wrote to memory of 4816 3740 msedge.exe 89 PID 3740 wrote to memory of 4816 3740 msedge.exe 89 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90 PID 3740 wrote to memory of 3852 3740 msedge.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\plswork.exe"C:\Users\Admin\AppData\Local\Temp\plswork.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Users\Admin\AppData\Local\Temp\XenoManager\plswork.exe"C:\Users\Admin\AppData\Local\Temp\XenoManager\plswork.exe"2⤵
- Executes dropped EXE
PID:1924
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://appdata/1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3740 -
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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffc14533cb8,0x7ffc14533cc8,0x7ffc14533cd82⤵PID:3544
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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=1924,14973647684379519503,14809574297611751431,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1836 /prefetch:22⤵PID:1844
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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=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2192 /prefetch:32⤵
- Suspicious behavior: EnumeratesProcesses
PID:4816
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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=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2616 /prefetch:82⤵PID:3852
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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=1924,14973647684379519503,14809574297611751431,131072 --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=3168 /prefetch:12⤵PID:2264
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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=1924,14973647684379519503,14809574297611751431,131072 --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=3216 /prefetch:12⤵PID:4328
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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=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4848 /prefetch:12⤵PID:5112
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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=1924,14973647684379519503,14809574297611751431,131072 --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=4828 /prefetch:12⤵PID:4808
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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=chrome.mojom.UtilWin --field-trial-handle=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5044 /prefetch:82⤵
- Suspicious behavior: EnumeratesProcesses
PID:2272
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C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5416 /prefetch:82⤵
- Suspicious behavior: EnumeratesProcesses
PID:3420
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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=1924,14973647684379519503,14809574297611751431,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5040 /prefetch:12⤵PID:1324
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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=1924,14973647684379519503,14809574297611751431,131072 --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=3928 /prefetch:12⤵PID:4092
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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=1924,14973647684379519503,14809574297611751431,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2984 /prefetch:12⤵PID:4992
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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=1924,14973647684379519503,14809574297611751431,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3416 /prefetch:12⤵PID:4612
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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=1924,14973647684379519503,14809574297611751431,131072 --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=4200 /prefetch:12⤵PID:2284
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4880
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2744
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:5116
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
226B
MD51294de804ea5400409324a82fdc7ec59
SHA19a39506bc6cadf99c1f2129265b610c69d1518f7
SHA256494398ec6108c68573c366c96aae23d35e7f9bdbb440a4aab96e86fcad5871d0
SHA512033905cc5b4d0c0ffab2138da47e3223765146fa751c9f84b199284b653a04874c32a23aae577d2e06ce6c6b34fec62331b5fc928e3baf68dc53263ecdfa10c1
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Filesize
152B
MD50c5042350ee7871ccbfdc856bde96f3f
SHA190222f176bc96ec17d1bdad2d31bc994c000900c
SHA256b8b1cb139d4d19a85adce0152fa3c4f6adfb73a322d7253820e848c6f82afc1b
SHA5122efdb535fa6a06c4f9702b2129f2dd07c330e37fd10b492f2236007c660c1707773c22005d1e1fa580dbf633dc1a700ada3b7b611ef9accd9555a17a244f61ce
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Filesize
152B
MD55e027def9b55f3d49cde9fb82beba238
SHA164baabd8454c210162cbc3a90d6a2daaf87d856a
SHA2569816e980b04f1fe7efaa4b9c83ff6a0fdd485ee65a884c001b43a0cad7c39d83
SHA512a315e1336c5ec70cbb002969e539068ba92f3ec681b6d863db95227fd1808a778fd994e2fb03f28f0e401677aa5f7c66813e315b6b99a5065384c49586f9782e
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Filesize
5KB
MD5328cffb57a9c2eef6473ee5c110a9552
SHA1f4ecf21dc27c84c4e3bce37fa92e152908641799
SHA2566f32439913f94f3e4e9d1677e30a23dc88e348cbcb7d3e50da6eb87e2990d2d2
SHA512a2ff2289487bfb00f82841ac3c1474e55ed283511e23650bf3414dcf7990bc7ec8f314bef9d01d545c61d36ef42e82e64258c441d4fed9081267567b1f252ff2
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Filesize
5KB
MD5cca09db5ea63e66fb6728f8a0ac9b2fa
SHA19aee70a233159a1db7e1260bbb1eb1090036a4bf
SHA256ec53647a0c86114765f5456cea9e1b8963f7f60df37e8f194ded338cf26587cd
SHA5121d751830e0bd61c1845ccac06abfd06ed8727beb046f8c03cab245df945788c6e2e3ab52f75c5e5a5326afe882254f78ffb8fc6676b5f2168e83c68679f8a67d
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Filesize
16B
MD546295cac801e5d4857d09837238a6394
SHA144e0fa1b517dbf802b18faf0785eeea6ac51594b
SHA2560f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
SHA5128969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
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Filesize
16B
MD5206702161f94c5cd39fadd03f4014d98
SHA1bd8bfc144fb5326d21bd1531523d9fb50e1b600a
SHA2561005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
SHA5120af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145
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Filesize
11KB
MD5b702eeeff8d64c37fd56ef3718efd9a1
SHA19bd9178d085a13a9ecacef866749eefc23499c24
SHA256f6c6ba4c90e4ea868a5ef6e2558cb972e9f6a36a8821fc2ad2d5a24fdd5ce67c
SHA512168f1109340a2419cc5f5ac6b972cde18f833910148c9afc42d041e47ca0a54f8fc978be06a75d08615b1bb95aba4b9001d4262a93d6f470863d124df6e9a9a6
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Filesize
45KB
MD50964e2756ab7939430b382c4c748a4b6
SHA13d367eb27f86dd5e306b7d8919592dcef10a3465
SHA25683f595dd0fa6b285fa753613b8bdf936f080ecf0b9689bf9705e5079868fbe2e
SHA5125d7b2be37baf03d240115ff75f77b5e5e6157e92fe52f31b4b35debc21765aa46a3467e2b75901f1a78b43b5cbc1ca894d85da1ccafe9cc8c8ebf97e7841955b