hxxp://rjcseek[.]com

Analysis

max time kernel
14s
max time network
16s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 04:16

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General

Target

http://rjcseek.com

Score

3^/10

discovery

Malware Config

Signatures

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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
3136	msedge.exe
3136	msedge.exe
2724	msedge.exe
2724	msedge.exe
1180	identity_helper.exe
1180	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe
2724	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 4012	2724	msedge.exe	83
PID 2724 wrote to memory of 4012	2724	msedge.exe	83
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3624	2724	msedge.exe	84
PID 2724 wrote to memory of 3136	2724	msedge.exe	85
PID 2724 wrote to memory of 3136	2724	msedge.exe	85
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86
PID 2724 wrote to memory of 5040	2724	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://rjcseek.com
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:2724
- 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,0x100,0x104,0xd8,0x108,0x7ffbb6b846f8,0x7ffbb6b84708,0x7ffbb6b84718
  2⤵
  PID:4012
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
  2⤵
  PID:3624
- 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=2112,16982141420889778977,8024164699858507472,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3136
- 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=2112,16982141420889778977,8024164699858507472,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2660 /prefetch:8
  2⤵
  PID:5040
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=3288 /prefetch:1
  2⤵
  PID:2020
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=3300 /prefetch:1
  2⤵
  PID:4400
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=4092 /prefetch:1
  2⤵
  PID:3660
- 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=2112,16982141420889778977,8024164699858507472,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
  2⤵
  PID:4008
- 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=2112,16982141420889778977,8024164699858507472,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1180
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=4084 /prefetch:1
  2⤵
  PID:2292
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5260 /prefetch:1
  2⤵
  PID:4956
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=5632 /prefetch:1
  2⤵
  PID:3908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,16982141420889778977,8024164699858507472,131072 --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=5592 /prefetch:1
  2⤵
  PID:4152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2744

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

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
ab8ce148cb7d44f709fb1c460d03e1b0

SHA1
44d15744015155f3e74580c93317e12d2cc0f859

SHA256
014006a90e43ea9a1903b08b843a5aab8ad3823d22e26e5b113fad5f9fa620ff

SHA512
f685423b1eaee18a2a06030b4b2977335f62499c0041c142a92f6e6f846c2b9ce54324b6ae94efbbb303282dcda70e2b1597c748fddc251c0b3122a412c2d7c4

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

Filesize
152B

MD5
38f59a47b777f2fc52088e96ffb2baaf

SHA1
267224482588b41a96d813f6d9e9d924867062db

SHA256
13569c5681c71dc42ab57d34879f5a567d7b94afe0e8f6d7c6f6c1314fb0087b

SHA512
4657d13e1bb7cdd7e83f5f2562f5598cca12edf839626ae96da43e943b5550fab46a14b9018f1bec90de88cc714f637605531ccda99deb9e537908ddb826113b

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

Filesize
5KB

MD5
85eafbd89e26daa5bdffd95765979f85

SHA1
e6a0db2073cfa06a567387db9e7b4e655c2cf214

SHA256
7f5e0b281fc45d693ae7309ee2d627ea2b8a0d77fe45466f771328b004bda1ef

SHA512
4103f5b6cc57ce841c77f8ec0a7607c80a8b96fd0867ad7cf83269c415408e7f8bec3cda0c481720ce9c13cf8bfa01e085f6e10f9989881f788d09abfc7778cd

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

Filesize
6KB

MD5
2f7b2c601b24df274762435b37471e82

SHA1
fb9db90bf3ebbd93ef184958712bc8d9f9049212

SHA256
3c6c01ce73ebb6a4f44d44f46f691a9535330e0c524a036490cf97944b00b7cd

SHA512
c5147bbd8b004e73984cbb6e29018c00dc5e936fb91c109ca586ba2df6fb6f0cea046d348aab97b07e3efa6a5690a0b0010baaa9308b2d93f59dacbb687ee674

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
79000cf4aed8f7c9dc4a7459427f1d95

SHA1
74c084b0cb08c4d3a2572a2bca76c88c9b0e2280

SHA256
c4f5c7e75e2b49fef8d5d08bb9fd386ef79d2fc6daefb9ba5399f16d8793ff2d

SHA512
c88d796fca9ad39ea50d562b55104bf962c5f63a055159d7f429cb720b19725643f1b81d941ddac33c2b84f1eb234c883f7fb9a14a8cf8d73a81fb73dedd61b2

Download Submit