hxxp://aut-post[.]best

Analysis

max time kernel
145s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2024, 12:55

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General

Target

http://aut-post.best

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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
1084	msedge.exe
1084	msedge.exe
4492	msedge.exe
4492	msedge.exe
1416	identity_helper.exe
1416	identity_helper.exe
2656	msedge.exe
2656	msedge.exe
2656	msedge.exe
2656	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs

pid	Process
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe
4492	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 208	4492	msedge.exe	83
PID 4492 wrote to memory of 208	4492	msedge.exe	83
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1176	4492	msedge.exe	84
PID 4492 wrote to memory of 1084	4492	msedge.exe	85
PID 4492 wrote to memory of 1084	4492	msedge.exe	85
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86
PID 4492 wrote to memory of 2880	4492	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://aut-post.best
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:4492
- 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,0x100,0x104,0xd8,0x108,0x7ffb343b46f8,0x7ffb343b4708,0x7ffb343b4718
  2⤵
  PID:208
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2044 /prefetch:2
  2⤵
  PID:1176
- 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=1972,5118621881390660080,5188335903911656951,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2408 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1084
- 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=1972,5118621881390660080,5188335903911656951,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2728 /prefetch:8
  2⤵
  PID:2880
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=3276 /prefetch:1
  2⤵
  PID:2544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=3292 /prefetch:1
  2⤵
  PID:3240
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=3988 /prefetch:1
  2⤵
  PID:4600
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=3500 /prefetch:1
  2⤵
  PID:1608
- 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=1972,5118621881390660080,5188335903911656951,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4100 /prefetch:8
  2⤵
  PID:1708
- 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=1972,5118621881390660080,5188335903911656951,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4100 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1416
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=5508 /prefetch:1
  2⤵
  PID:3964
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=5424 /prefetch:1
  2⤵
  PID:1924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=4932 /prefetch:1
  2⤵
  PID:4828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=5456 /prefetch:1
  2⤵
  PID:1896
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=1804 /prefetch:1
  2⤵
  PID:2728
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=5424 /prefetch:1
  2⤵
  PID:5096
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1972,5118621881390660080,5188335903911656951,131072 --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=3036 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2760

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
152B

MD5
f61fa5143fe872d1d8f1e9f8dc6544f9

SHA1
df44bab94d7388fb38c63085ec4db80cfc5eb009

SHA256
284a24b5b40860240db00ef3ae6a33c9fa8349ab5490a634e27b2c6e9a191c64

SHA512
971000784a6518bb39c5cf043292c7ab659162275470f5f6b632ea91a6bcae83bc80517ceb983dd5abfe8fb4e157344cb65c27e609a879eec00b33c5fad563a6

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

Filesize
152B

MD5
87f7abeb82600e1e640b843ad50fe0a1

SHA1
045bbada3f23fc59941bf7d0210fb160cb78ae87

SHA256
b35d6906050d90a81d23646f86c20a8f5d42f058ffc6436fb0a2b8bd71ee1262

SHA512
ea8e7f24ab823ad710ce079c86c40aa957353a00d2775732c23e31be88a10d212e974c4691279aa86016c4660f5795febf739a15207833df6ed964a9ed99d618

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

Filesize
5KB

MD5
8065fb43127d1687bcba97e541c53da3

SHA1
5f46167b48813295dd84b5e1de3e94340c3b3f49

SHA256
07cbef03a2fbc1f64deaf96fba9ea2cce051b496cafd33f6b4e03f67b9fbaa3f

SHA512
b2c2a8cdc535d0519d662170c855506db35963930df0226347a2909c77ee1b01c3fd37785f66a354772c5d95792f9945d218471ad9e0492db611c3f2afff1e63

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

Filesize
6KB

MD5
6e907827993bc37750255e92577a9457

SHA1
6be7bf1e7a2af1b5618cfde2a42972b3bf12a196

SHA256
5fef78c64b4364bba71edd5a33feb2ad79cb8f12fbd4489af3a301a84fc6eb2a

SHA512
06bc631023f87f9c5f911a6e7e61fa6d75792ea25d002ec0e087125020c40fb8fd12643a7e5b184e4e481b724780aa7575fac8e04f548bfa2a717438d1321d4a

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
11KB

MD5
e0173e2dba9e507cc045bb665f0b36a4

SHA1
521cfebdbef8dea7ec22d3d3b7ac2b59380b011f

SHA256
fceca813bf537dcfa28a1b01d5de4ccf69c2272340ef6179bec804e8bcc23601

SHA512
ed7cea64213e549152a03cb3d34e2241b0597a451d8ad1fb1d177203d3454be11fc8cb5d9b91eba7bd0decae223ca04330e3a845a2902cec48ed19e8cc94a718

Download Submit