hxxps://cdn[.]discordapp[.]com/attachments/1254334525543288915/1254336947875217519/solarabootstraper[.]exe?ex=667bc2d0&is=667a7150&hm=9e37d9feda8ac823db279851a858c2d999a629b641924f99d34c335af2ab7d6e&

Analysis

max time kernel
3s
max time network
4s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 16:21

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General

Target

https://cdn.discordapp.com/attachments/1254334525543288915/1254336947875217519/solarabootstraper.exe?ex=667bc2d0&is=667a7150&hm=9e37d9feda8ac823db279851a858c2d999a629b641924f99d34c335af2ab7d6e&

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 4 IoCs

pid	Process
4780	msedge.exe
4780	msedge.exe
2816	msedge.exe
2816	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
2816	msedge.exe
2816	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe
2816	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 920	2816	msedge.exe	80
PID 2816 wrote to memory of 920	2816	msedge.exe	80
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 2192	2816	msedge.exe	81
PID 2816 wrote to memory of 4780	2816	msedge.exe	82
PID 2816 wrote to memory of 4780	2816	msedge.exe	82
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83
PID 2816 wrote to memory of 2180	2816	msedge.exe	83

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1254334525543288915/1254336947875217519/solarabootstraper.exe?ex=667bc2d0&is=667a7150&hm=9e37d9feda8ac823db279851a858c2d999a629b641924f99d34c335af2ab7d6e&
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:2816
- 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,0x100,0x104,0xd8,0x108,0x7ff9e53746f8,0x7ff9e5374708,0x7ff9e5374718
  2⤵
  PID:920
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2076,18169984512963297417,11525429534034446824,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
  2⤵
  PID:2192
- 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=2076,18169984512963297417,11525429534034446824,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2288 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4780
- 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=2076,18169984512963297417,11525429534034446824,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2696 /prefetch:8
  2⤵
  PID:2180
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,18169984512963297417,11525429534034446824,131072 --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=3336 /prefetch:1
  2⤵
  PID:3448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2076,18169984512963297417,11525429534034446824,131072 --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=3356 /prefetch:1
  2⤵
  PID:1824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2916

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
ce4c898f8fc7601e2fbc252fdadb5115

SHA1
01bf06badc5da353e539c7c07527d30dccc55a91

SHA256
bce2dfaa91f0d44e977e0f79c60e64954a7b9dc828b0e30fbaa67dbe82f750aa

SHA512
80fff4c722c8d3e69ec4f09510779b7e3518ae60725d2d36903e606a27ec1eaedbdbfac5b662bf2c19194c572ccf0125445f22a907b329ad256e6c00b9cf032c

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

Filesize
152B

MD5
4158365912175436289496136e7912c2

SHA1
813d11f772b1cfe9ceac2bf37f4f741e5e8fbe59

SHA256
354de4b033ba6e4d85f94d91230cb8501f62e0a4e302cd4076c7e0ad73bedbd1

SHA512
74b4f7b24ad4ea395f3a4cd8dbfae54f112a7c87bce3d286ee5161f6b63d62dfa19bb0d96bb7ed1c6d925f5697a2580c25023d5052c6a09992e6fd9dd49ea82b

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

Filesize
5KB

MD5
beb35a76fb83cc561f486b0c1964f7cf

SHA1
bc170774920044e9f5d8e83261a6d054c7930a6c

SHA256
707a12c753c3e10b4fa125c4581afa3e3aa74b3b27fc7a4feff3e58a5d421f01

SHA512
9443106a8ed85e7a6e470a5a5120dbf899c46efb6f960f5c103bb08a06c7c0a121048742c29603ec3ca437e6f1d525f9fb7137d66286e0bc82157a50c42420d7

Download Submit