hxxps://tracking[.]marketbroadview[.]com/unsuboxbo/unsub

Analysis

max time kernel
50s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2024 19:50

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General

Target

https://tracking.marketbroadview.com/unsuboxbo/unsub

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
2236	msedge.exe
2236	msedge.exe
4896	msedge.exe
4896	msedge.exe
664	identity_helper.exe
664	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe
4896	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 552	4896	msedge.exe	86
PID 4896 wrote to memory of 552	4896	msedge.exe	86
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2120	4896	msedge.exe	90
PID 4896 wrote to memory of 2236	4896	msedge.exe	88
PID 4896 wrote to memory of 2236	4896	msedge.exe	88
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89
PID 4896 wrote to memory of 2860	4896	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://tracking.marketbroadview.com/unsuboxbo/unsub
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:4896
- 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,0x100,0x104,0xd8,0x108,0x7ffed3a446f8,0x7ffed3a44708,0x7ffed3a44718
  2⤵
  PID:552
- 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=2024,4434341662321500047,16942147413394877299,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2092 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2236
- 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=2024,4434341662321500047,16942147413394877299,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2760 /prefetch:8
  2⤵
  PID:2860
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2040 /prefetch:2
  2⤵
  PID:2120
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=3340 /prefetch:1
  2⤵
  PID:2200
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=3332 /prefetch:1
  2⤵
  PID:532
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=4152 /prefetch:1
  2⤵
  PID:3080
- 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=2024,4434341662321500047,16942147413394877299,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
  2⤵
  PID:3652
- 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=2024,4434341662321500047,16942147413394877299,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:664
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=4972 /prefetch:1
  2⤵
  PID:1352
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=4804 /prefetch:1
  2⤵
  PID:1504
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=3496 /prefetch:1
  2⤵
  PID:1572
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,4434341662321500047,16942147413394877299,131072 --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=5696 /prefetch:1
  2⤵
  PID:4768

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4904

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3548

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
4d6e17218d9a99976d1a14c6f6944c96

SHA1
9e54a19d6c61d99ac8759c5f07b2f0d5faab447f

SHA256
32e343d2794af8bc6f2f7c905b5df11d53db4ad8922b92ad5e7cc9c856509d93

SHA512
3fa166b3e2d1236298d8dda7071a6fcf2bde283f181b8b0a07c0bb8ba756d6f55fa8a847ca5286d4dbabc6dace67e842a118866320ac01bd5f93cccd3a032e47

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

Filesize
120B

MD5
195931ccf29c4c12dcf083c3a63ad86e

SHA1
35dd454a317fb3119d007f509b6b37acd209afd7

SHA256
844e1e58ac58d1a8fc861b4ec7999b3dcd2926ccfaa46495b69312bc7b231c61

SHA512
186d69042ef4c7a2b491a257b0658129eda293cbe6916ef0e658ffe2d058b3178bc8b36d0afa00074b554b2358fe6d77405d7769989b27cee3c70b6534e3a125

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\Preferences

Filesize
5KB

MD5
b8d019ba1abfd5be3c5dc287b8995fac

SHA1
8112f6979c861b18c38199767a821c12bb73fbc8

SHA256
abaf01ed2cd64e07d5f0e0635a48ace37b0601f35db85608216483bf257ada31

SHA512
d512a3de6812484bb1ab3cde001631dd78fcbad419c2ac877ffa67db9ee8c437e94709d851d0544e61e0f747e71eab1c08506d45d8eb73d7a7a73f12bacdf756

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

Filesize
5KB

MD5
0eb20a2af5e10e5726ced7ac2f1d3ff5

SHA1
1e1c44a0bebd4ebb95fcd2473df0841a2c48c8fd

SHA256
5cfe1878a31eaf63278e1404f045cc3ab1f476350bd6b036c877b4dc7ee4a36a

SHA512
dd44a1a4320d9f764456a273c1921243f4ce93948c6644fb3cdab6c495bc7ac18b6d0bf1d3631069ca932782e3bfd623df22b22c4e60ab4bc41f23b9391a5c18

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

Filesize
24KB

MD5
c2ef1d773c3f6f230cedf469f7e34059

SHA1
e410764405adcfead3338c8d0b29371fd1a3f292

SHA256
185450d538a894e4dcf55b428f506f3d7baa86664fbbc67afd6c255b65178521

SHA512
2ef93803da4d630916bed75d678382fd1c72bff1700a1a72e2612431c6d5e11410ced4eaf522b388028aeadb08e8a77513e16594e6ab081f6d6203e4caa7d549

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
a6f6463b7fd71f6a66d9c94a7af99082

SHA1
3673e787935aced38a3319433886adc355ca71c7

SHA256
833af9e9d8b8dd893910e92d2c6be71f67d30369d427e9980f230e54357958ac

SHA512
cf571556f81355c65543b438f007deda7a4bd7f09384c786b67de9e025c63512f28c5c90b3b1159724b5a6241e6e9857c95db5a30e35eecc4241220d38b6e162

Download Submit