hxxp://ato[.]gov[.]au/automatic_RFC

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
04/08/2023, 00:25

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General

Target

http://ato.gov.au/automatic_RFC

Score

1^/10

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1404	msedge.exe
1404	msedge.exe
1748	msedge.exe
1748	msedge.exe
4404	identity_helper.exe
4404	identity_helper.exe
2152	msedge.exe
2152	msedge.exe
2152	msedge.exe
2152	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe
1404	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 4340	1404	msedge.exe	80
PID 1404 wrote to memory of 4340	1404	msedge.exe	80
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 2844	1404	msedge.exe	81
PID 1404 wrote to memory of 1748	1404	msedge.exe	82
PID 1404 wrote to memory of 1748	1404	msedge.exe	82
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84
PID 1404 wrote to memory of 216	1404	msedge.exe	84

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://ato.gov.au/automatic_RFC
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1404
- 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=0x104,0x108,0x10c,0xe0,0x110,0x7ffa679b46f8,0x7ffa679b4708,0x7ffa679b4718
  2⤵
  PID:4340
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2152 /prefetch:2
  2⤵
  PID:2844
- 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=2132,1623402689301518877,5571223862448145584,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2472 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1748
- 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=2132,1623402689301518877,5571223862448145584,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2860 /prefetch:8
  2⤵
  PID:216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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:1
  2⤵
  PID:4408
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=3268 /prefetch:1
  2⤵
  PID:1012
- 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=2132,1623402689301518877,5571223862448145584,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4884 /prefetch:8
  2⤵
  PID:4444
- 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=2132,1623402689301518877,5571223862448145584,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4884 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4404
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=5152 /prefetch:1
  2⤵
  PID:828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=4956 /prefetch:1
  2⤵
  PID:3452
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=5584 /prefetch:1
  2⤵
  PID:3728
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5884 /prefetch:1
  2⤵
  PID:3136
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=5856 /prefetch:1
  2⤵
  PID:652
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=6088 /prefetch:1
  2⤵
  PID:3852
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,1623402689301518877,5571223862448145584,131072 --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=1048 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3812

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3236

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
8411007bafe7b1182af1ad3a1809b4f8

SHA1
4a78ee0762aadd53accae8bb211b8b18dc602070

SHA256
1f274d0d144942d00e43fb94f9c27fc91c68dce50cd374ac6be4472b08215ca3

SHA512
909e2e33b7614cb8bbd14e0dfff1b7f98f4abbf735f88292546ce3bfa665e4cb5ee4418561004e56afc5dd30d21483b05f6358dad5624c0dc3ab1ba9a3be18eb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
1KB

MD5
bebeeaf311bf27253db8d79d36259f35

SHA1
4e9b6e1d2238ffebfeb90fc89cea82c0d9f6581a

SHA256
96c37cdeb671758d716234ecb4786f5282e16c30bcfaf1dad072422e259ad7fa

SHA512
332d57ec0fbf0636fabbdc32e7a87b0e3cda75f28d11f6a12a72e39467c7062edbe34ee66d8e84ea7a0230652f7fcc5598e8fb23825b94458a47f7bd39ab6312

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
1KB

MD5
9e9287a4ee2c897707e01e96fc91a940

SHA1
20284b28efadabd108cbd8ae3b8f2b8cee053660

SHA256
e0631c3010093ebc36a8fb67613e6ee3464a539a05476f11081fbfba0234663f

SHA512
384aa0d8c9ba4cc1518d6ff77921cfafe09038e34e8ea3fd7dc0e6087d9d55e74a150e2911faf8a4a22464dc48ab8df58938ab064ebca7b1f119904438b6693c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
b3d1c9503736ecb8f066ccb98628cb86

SHA1
b9dc67d48b4483b009a371a95d92dd14c75df7e6

SHA256
7190618d7e4ea04b46714c0794a53d7efefcc94db4ec5792300def7265c1ce8d

SHA512
3bab43d76108674974bf7e13fd71074563c3fb4290516e825284c61825ad4c13882e786234782a03e07442f98563d89654f2b42e086ea4497badbfb5ec358712

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
d78fd92fdc900c1f8c45c1e40afaed0c

SHA1
e26b8637ed39f86a283748cc5b503df460d173d4

SHA256
e10770de45d5413ed96942609d5538d0a7f14bbdbbaa1416eb20de487d1ab86e

SHA512
e0c17bcc86794a2898f24131b8aeba53e6da36b08660abc08daf1394883e9db7a1133ada7798e2df387501df1a17904afbc1d6c6c5cc69005f6992fa6b2b8368

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
4069d51619c15f149dcede4d883c2f27

SHA1
cbdc1f829214e4985ce8c7516a6b0697597ecc0d

SHA256
dc1bef9fdacd1df7883d59c5a5c3c1f02a91765d52ceff961c6f24908075a785

SHA512
b7d0a0d5e8af5792832a1192b451b8be6a389731f90d83715b0cbc580c9f6945b878d9f529e0c41332af4a284a2a9fa88246fad41f1559893a92f8a36acfeabd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

Filesize
24KB

MD5
8caf4d73cc5a7d5e3fb3f9f1a9d4a0cc

SHA1
83f8586805286b716c70ddd14a2b7ec6a4d9d0fe

SHA256
0e0c905b688340512e84db6cf8af6dbdfe29195fefde15bd02e4917a2c5fda8c

SHA512
084ef25ea21ee1083735c61b758281ba84b607e42d0186c35c3700b24a176ada47bf2e76ed7dadd3846f2b458c977e83835ced01cda47cdd7ab2d00e5a1a294e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
12KB

MD5
429c581b40a7e21b5b54ac10aba8358c

SHA1
f4f34ba6d1b4d0b30886279e21ad94e8916d40f2

SHA256
92f418008f6ee7b23832d63f1a2553de655c823d874744062f9f8f0a862e62c0

SHA512
4e015b8e2fdad74d5116bfae186e021e1b7b50260681fe18ae4aca5c5371af4a35886c5899c63e6d4d87a5d72a2d2ad143c90a66f41361913f96ddc3c2a1d1b4

Download Submit