hxxps://www[.]thefinalexam[.]us/_files/archives/91bbc2_a6fb79b5de354eaabdadfd650af98781[.]rar?dn=The_Final_Exam[.]rar

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 08:37

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General

Target

https://www.thefinalexam.us/_files/archives/91bbc2_a6fb79b5de354eaabdadfd650af98781.rar?dn=The_Final_Exam.rar

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 10 IoCs

pid	Process
1928	msedge.exe
1928	msedge.exe
2892	msedge.exe
2892	msedge.exe
2916	identity_helper.exe
2916	identity_helper.exe
3100	msedge.exe
3100	msedge.exe
3100	msedge.exe
3100	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe
2892	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 1628	2892	msedge.exe	82
PID 2892 wrote to memory of 1628	2892	msedge.exe	82
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 876	2892	msedge.exe	83
PID 2892 wrote to memory of 1928	2892	msedge.exe	84
PID 2892 wrote to memory of 1928	2892	msedge.exe	84
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85
PID 2892 wrote to memory of 4084	2892	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.thefinalexam.us/_files/archives/91bbc2_a6fb79b5de354eaabdadfd650af98781.rar?dn=The_Final_Exam.rar
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:2892
- 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,0x100,0x104,0xd8,0x108,0x7ff9779046f8,0x7ff977904708,0x7ff977904718
  2⤵
  PID:1628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2076 /prefetch:2
  2⤵
  PID:876
- 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=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2376 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1928
- 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=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2644 /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=2012,6623726947592243462,6464913332282598104,131072 --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:1604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --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=3344 /prefetch:1
  2⤵
  PID:2500
- 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=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5324 /prefetch:8
  2⤵
  PID:3052
- 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=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5324 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2916
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --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=5336 /prefetch:1
  2⤵
  PID:1004
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --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=5352 /prefetch:1
  2⤵
  PID:772
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=2236 /prefetch:8
  2⤵
  PID:3736
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5568 /prefetch:1
  2⤵
  PID:548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4868 /prefetch:1
  2⤵
  PID:2812
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5764 /prefetch:1
  2⤵
  PID:3216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,6623726947592243462,6464913332282598104,131072 --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=5552 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3100

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1796

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1076

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
53bc70ecb115bdbabe67620c416fe9b3

SHA1
af66ec51a13a59639eaf54d62ff3b4f092bb2fc1

SHA256
b36cad5c1f7bc7d07c7eaa2f3cad2959ddb5447d4d3adcb46eb6a99808e22771

SHA512
cad44933b94e17908c0eb8ac5feeb53d03a7720d97e7ccc8724a1ed3021a5bece09e1f9f3cec56ce0739176ebbbeb20729e650f8bca04e5060c986b75d8e4921

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

Filesize
152B

MD5
e765f3d75e6b0e4a7119c8b14d47d8da

SHA1
cc9f7c7826c2e1a129e7d98884926076c3714fc0

SHA256
986443556d3878258b710d9d9efbf4f25f0d764c3f83dc54217f2b12a6eccd89

SHA512
a1872a849f27da78ebe9adb9beb260cb49ed5f4ca2d403f23379112bdfcd2482446a6708188100496e45db1517cdb43aba8bb93a75e605713c3f97cd716b1079

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\87c30840-92e2-41fa-8b04-d5e75136fdca.tmp

Filesize
6KB

MD5
bd93cc0ee409875a0215f39fa14f007b

SHA1
a57959d851c304ef28498aaf9a1ddebd0e0ed143

SHA256
d133e9091a97a76e4d5145d641f01accab006c812c23cfa7401cbd9b54a47f5f

SHA512
f0d2b0d2b3a58b43d9d422d9a1489870afcd2c838be218440080c494f96981a4c9116c764d2f97ba7827b13a3de1613495b621e3bda97640508795e9811afbf1

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

Filesize
415B

MD5
901ee8c756ca5150109ef1522e4d72dd

SHA1
d187fca8bc7d5c498d7bd99a1d0367d7813ba962

SHA256
236b4d67033d9bcdf4ca8c03aac92f8fae009da148b9c297ac6339aab27504ba

SHA512
8d5ea8e001abbcfb5e26e58e742f248d694d00b9328ead9e042ebedb0c30f0713a5232af7733e88b2ff848db420e494292b8235ba8b68afd0cf5e7cd8d230858

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

Filesize
5KB

MD5
8c5120bf13564df975486949a9f81f71

SHA1
6b73fcb369a75bc45c119a45905f58cf76d1437f

SHA256
052965b2ef29b7a35c47c124037a890559ac60fdf6bb07b473b6733dd636bc9c

SHA512
af8ad63157a0065557969e28816587568d006862a7e98c480061e692bb58cae56f6468d4cfc91af9c27919b3310a360707b20a56ac2fe10d3517ba4a9321ca65

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
9863693ccdfe1dc2ddfbd2de6a7f2a24

SHA1
14309ccbd4828b71f2864da0d5d2fd58c5897d16

SHA256
dbf32d2847260c473a051ba0b3bb10642b161f89ac00b51eab58830570ded3c1

SHA512
88c3c4cd47892d11fe72fa0821994591db704a4f4c76b6ce65dd0d18430a0888e3580e1c4335ab33d49660689bf02820c1432a831cd07c60870071ab13be756c

Download Submit