hxxps://18axcs4ipn4gyfhf0h2b[.]s3[.]eu-west-2[.]amazonaws[.]com/unsb[.]html

Analysis

max time kernel
92s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 20:48

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General

Target

https://18axcs4ipn4gyfhf0h2b.s3.eu-west-2.amazonaws.com/unsb.html

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 6 IoCs

pid	Process
1352	msedge.exe
1352	msedge.exe
1516	msedge.exe
1516	msedge.exe
644	identity_helper.exe
644	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe
1516	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 4668	1516	msedge.exe	87
PID 1516 wrote to memory of 4668	1516	msedge.exe	87
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 2316	1516	msedge.exe	88
PID 1516 wrote to memory of 1352	1516	msedge.exe	89
PID 1516 wrote to memory of 1352	1516	msedge.exe	89
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90
PID 1516 wrote to memory of 4084	1516	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://18axcs4ipn4gyfhf0h2b.s3.eu-west-2.amazonaws.com/unsb.html
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:1516
- 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,0x100,0x104,0xd8,0x108,0x7ffcc93e46f8,0x7ffcc93e4708,0x7ffcc93e4718
  2⤵
  PID:4668
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2088 /prefetch:2
  2⤵
  PID:2316
- 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=2084,15723042672828342552,10520082242638370650,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1352
- 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=2084,15723042672828342552,10520082242638370650,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3000 /prefetch:8
  2⤵
  PID:4084
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --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=3392 /prefetch:1
  2⤵
  PID:1776
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --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=3408 /prefetch:1
  2⤵
  PID:4812
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --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=5096 /prefetch:1
  2⤵
  PID:3968
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --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=5284 /prefetch:1
  2⤵
  PID:3760
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,15723042672828342552,10520082242638370650,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5052 /prefetch:1
  2⤵
  PID:4244
- 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=2084,15723042672828342552,10520082242638370650,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5596 /prefetch:8
  2⤵
  PID:5008
- 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=2084,15723042672828342552,10520082242638370650,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5596 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4944

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2072

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
7c6136bc98a5aedca2ea3004e9fbe67d

SHA1
74318d997f4c9c351eef86d040bc9b085ce1ad4f

SHA256
50c3bd40caf7e9a82496a710f58804aa3536b44d57e2ee5e2af028cbebc6c2f2

SHA512
2d2fb839321c56e4cb80562e9a1daa4baf48924d635729dc5504a26462796919906f0097dd1fc7fd053394c0eea13c25219dec54ffe6e9abb6e8cb9afa66bada

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

Filesize
152B

MD5
5c6aef82e50d05ffc0cf52a6c6d69c91

SHA1
c203efe5b45b0630fee7bd364fe7d63b769e2351

SHA256
d9068cf3d04d62a9fb1cdd4c3cf7c263920159171d1b84cb49eff7cf4ed5bc32

SHA512
77ad48936e8c3ee107a121e0b2d1216723407f76872e85c36413237ca1c47b8c40038b8a6349b072bbcc6a29e27ddda77cf686fa97569f4d86531e6b2ac485ed

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

Filesize
6KB

MD5
26e215a92596586473e63cdaa4134014

SHA1
499c1b0567e577c942525374cc9aa3f5a5860de0

SHA256
a7503a9c9183fd6296c9616501aed074549288cc746deb7dc0f7c8604ce6ed1f

SHA512
e334f4bd48053e0611253adab108b58703804ef15eeb6f0d29211a692945cd7cd7fab7598803c827337093133c43867d17aafd5177eaedafe064ceb8df4ac8a6

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

Filesize
6KB

MD5
80dc56eb1aa90ce5b830beb5a94c751a

SHA1
9c373bf7aef509cc74a68d6ba610788344978a6d

SHA256
2a9cfdd6d85bf9c075a66f3f512e7d79dd684e94c19f6c33a7397a569cbeeaa7

SHA512
bf3c10cb8d38040c203add2a5008b879fb3a5c7f3b1395243d6a5aeaaaa4a36bd9647acf81db5f9e028ab0aec1ef59ffb2b6281529b776a156f47b1b71ed2b96

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
11KB

MD5
5635afdc947dd87bd89b738a81ca75c8

SHA1
6fc9885425c6c1867f69ddf8b9d00381485a2048

SHA256
ca7865e2c65b88d701ae9b9396ea23db21c7eec968cc0cb4faa262ab6655f197

SHA512
467cf014cd8c7318380c89a64baf1e2dc6fe836d1f4166b5f37532150a93e443cf449ac32b11c1f198dfdd909de0ca4b46a7165ee2b795a797d954c1ff6b5f5c

Download Submit