hxxps://atoau-taxnow[.]one

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
22/09/2023, 02:08

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General

Target

https://atoau-taxnow.one

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
1868	msedge.exe
1868	msedge.exe
440	msedge.exe
440	msedge.exe
216	identity_helper.exe
216	identity_helper.exe
60	msedge.exe
60	msedge.exe
60	msedge.exe
60	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe
440	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 5104	440	msedge.exe	86
PID 440 wrote to memory of 5104	440	msedge.exe	86
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 5004	440	msedge.exe	88
PID 440 wrote to memory of 1868	440	msedge.exe	87
PID 440 wrote to memory of 1868	440	msedge.exe	87
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89
PID 440 wrote to memory of 5024	440	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://atoau-taxnow.one
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:440
- 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,0x100,0x104,0xd8,0x108,0x7fffea6646f8,0x7fffea664708,0x7fffea664718
  2⤵
  PID:5104
- 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=2016,8872667714379278061,5950615264965556679,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2028 /prefetch:2
  2⤵
  PID:5004
- 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=2016,8872667714379278061,5950615264965556679,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2864 /prefetch:8
  2⤵
  PID:5024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=3444 /prefetch:1
  2⤵
  PID:4120
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=3412 /prefetch:1
  2⤵
  PID:3844
- 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=2016,8872667714379278061,5950615264965556679,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5288 /prefetch:8
  2⤵
  PID:560
- 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=2016,8872667714379278061,5950615264965556679,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5288 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  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=2016,8872667714379278061,5950615264965556679,131072 --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=5404 /prefetch:1
  2⤵
  PID:4540
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=5324 /prefetch:1
  2⤵
  PID:1796
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=5352 /prefetch:1
  2⤵
  PID:4500
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=3460 /prefetch:1
  2⤵
  PID:4488
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2016,8872667714379278061,5950615264965556679,131072 --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=4280 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:60

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1676

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4880

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
1222f8c867acd00b1fc43a44dacce158

SHA1
586ba251caf62b5012a03db9ba3a70890fc5af01

SHA256
1e451cb9ffe74fbd34091a1b8d0ab2158497c19047b3416d89e55f498aae264a

SHA512
ef3f2fc1cedfc28fb530c710219b8e9eb833a2f344b91d3ffb2d82d7bbedbc223f4b60a38bea35b72eb706e4880ffcbb9256a9768f39bae95c5544be0f503916

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

Filesize
72B

MD5
e9bb464e5dd291151bbf2d571d389cf1

SHA1
402a5d4d7c0e8a7ce7d48b27e2a6e80541d5ada6

SHA256
38571cf438ea472f106b3bb01a2f03cf9d75322b131f0d4a39a220c56df4d898

SHA512
0001037071679a19a8d277582125c8361d55cadb4a7b63a320f10e217704f94c4fb9a49be2eb49b712b692947a54a9b273752f963fc148f9a31afd24ac25d077

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\Network Persistent State

Filesize
869B

MD5
57f99ed41ffa99e4ea64f416671f6f37

SHA1
7f5c8756d191cc275e92473e3c9f74129090297d

SHA256
2e319763cfc81ce2fbb0416378a2164bd46a17c828bd4247581a9ca54324054d

SHA512
a8307dbdcf0e331763d2df3caa5138e237d64bd97c77610d47a4014cbdaeeca0997ef016a5e703dc4ef1d3c4cea28ba57b2967ba7347c58907befe0a971e7264

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

Filesize
6KB

MD5
880fa90deca157ee3d29ec9fca3c06c7

SHA1
cc55772e5c1b6dc9faf136fa731f6d3a68eab0f9

SHA256
15d62a2e27995c823a99958dc3fe8dffb9ce085525573adcf36be83e7f1d67e6

SHA512
464d2851bdbb9367bc8dd32bb5cb073fd72d7a5a13369e32e498da43e7ac75609c8b3686ecefbf902b1cf2ab6b5324e62f6b9fe4f148df91c473016825aa0f87

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

Filesize
5KB

MD5
be12760d21a3e2429d35ced564138ec4

SHA1
ef7e627d634383f64e58a288d20a345ab604999e

SHA256
62d78acc2035d9a89c242e2d8bc960f1a7013ee867e8ea1f1a3f6b3e471dbfed

SHA512
678e08505a4fd1221c2bea24c125a196c83b3ca90c60790a33371e5f2fa10ab07c253c758afdfe3ca3ba66c552be384df8e7df405dca011a388cea3481442a35

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

Filesize
24KB

MD5
15ad31a14e9a92d2937174141e80c28d

SHA1
b09e8d44c07123754008ba2f9ff4b8d4e332d4e5

SHA256
bf983e704839ef295b4c957f1adeee146aaf58f2dbf5b1e2d4b709cec65eccde

SHA512
ec744a79ccbfca52357d4f0212e7afd26bc93efd566dd5d861bf0671069ba5cb7e84069e0ea091c73dee57e9de9bb412fb68852281ae9bd84c11a871f5362296

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
10KB

MD5
c247e53b709cbfa5be1510e83490f1e2

SHA1
e258194fefb3e5295a194f00a17a3e17104ef8fa

SHA256
dd380c5c4c8cf4ad1ee01c8a7c8491a56f6b47a69c97253a4778e06daab7096a

SHA512
0ccfc604d50a4c65979d91b6c42faa34041336380bb8c99d801fa29e14df8c82c8a7ded76f753ade1994ca84fe17c02f19fd68d87d706b7811e57e19ce12eb92

Download Submit