hxxps://dibsemey[.]com/pfe/current/service-worker[.]min[.]js?r=sw&v=2

Analysis

max time kernel
145s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 07:10

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General

Target

https://dibsemey.com/pfe/current/service-worker.min.js?r=sw&v=2

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
1952	msedge.exe
1952	msedge.exe
3504	msedge.exe
3504	msedge.exe
1544	identity_helper.exe
1544	identity_helper.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe
3256	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe
3504	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 1156	3504	msedge.exe	85
PID 3504 wrote to memory of 1156	3504	msedge.exe	85
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 404	3504	msedge.exe	86
PID 3504 wrote to memory of 1952	3504	msedge.exe	87
PID 3504 wrote to memory of 1952	3504	msedge.exe	87
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88
PID 3504 wrote to memory of 3080	3504	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://dibsemey.com/pfe/current/service-worker.min.js?r=sw&v=2
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:3504
- 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,0x100,0x104,0xd8,0x108,0x7ffa47c746f8,0x7ffa47c74708,0x7ffa47c74718
  2⤵
  PID:1156
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2080 /prefetch:2
  2⤵
  PID:404
- 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=2036,13168606768732068891,12048067787953998410,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2536 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1952
- 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=2036,13168606768732068891,12048067787953998410,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2808 /prefetch:8
  2⤵
  PID:3080
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=3400 /prefetch:1
  2⤵
  PID:4060
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=3412 /prefetch:1
  2⤵
  PID:4560
- 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=2036,13168606768732068891,12048067787953998410,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
  2⤵
  PID:4496
- 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=2036,13168606768732068891,12048067787953998410,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=5276 /prefetch:1
  2⤵
  PID:4988
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=5292 /prefetch:1
  2⤵
  PID:3696
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5668 /prefetch:1
  2⤵
  PID:2996
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3480 /prefetch:1
  2⤵
  PID:2188
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2036,13168606768732068891,12048067787953998410,131072 --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=3136 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3256

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1636

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2120

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
e4f80e7950cbd3bb11257d2000cb885e

SHA1
10ac643904d539042d8f7aa4a312b13ec2106035

SHA256
1184ee8d32d0edecddd93403fb888fad6b3e2a710d37335c3989cc529bc08124

SHA512
2b92c9807fdcd937e514d4e7e1cc7c2d3e3aa162099b7289ceac2feea72d1a4afbadf1c09b3075d470efadf9a9edd63e07ea7e7a98d22243e45b3d53473fa4f0

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

Filesize
152B

MD5
2dc1a9f2f3f8c3cfe51bb29b078166c5

SHA1
eaf3c3dad3c8dc6f18dc3e055b415da78b704402

SHA256
dcb76fa365c2d9ee213b224a91cdd806d30b1e8652d72a22f2371124fa4479fa

SHA512
682061d9cc86a6e5d99d022da776fb554350fc95efbf29cd84c1db4e2b7161b76cd1de48335bcc3a25633079fb0bd412e4f4795ed6291c65e9bc28d95330bb25

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

Filesize
180B

MD5
b97c2e7266cbef647f5076ee60f749b5

SHA1
bdcf8cd8c7f85e9e4db05cd6b33ee12a00b0ba61

SHA256
f16cdc154ec02f1a97cf0cd41aa81bf6a1017e454e0e10a72c93a019fd1b3cba

SHA512
d27a502847e41181f159da5d578b1fb996c352397b52097e36d1b05b03a4e0887491d455716beeb039a6dc846228249b66467dc679ca466b934d712e3b8aff56

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

Filesize
5KB

MD5
8aba63e39fe3ea4fab6056c4cdf8ad72

SHA1
6a47845d4467346860128086068495426c1f1ecb

SHA256
4d9899ed46950fb5fda417ed037cb3ec05f205f62fe3e44b03b2f76384624ffc

SHA512
c2ef42d167db200081b66fa72709529ca34fb927920c4df3c36b83d04232dd7f225b1e9419816682e29190dcacd5744a1e6f044317a7af8d5c3f15003ade94c6

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

Filesize
6KB

MD5
c641d30256e7eec4efd26333e6db702c

SHA1
e0ca582b8de0d8522cee1646b63375c103e2001a

SHA256
11d15b4154a46440b72c9a0a3b4661ad23a42649eab56402428cc5b32c96c0ae

SHA512
1925d40e2d046c1463c4fe3ed91f7810adb4d685a08347fd390c709484903e1dc67b63cdde13f97894a2a6e09337d6fc045375360a52e1a9f585475b6d5cf31e

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
09d8f410827bcc4a72f6c07e20a69c0b

SHA1
aec4f6e458b080a164688d0bf7b7bee61e3d81cf

SHA256
86bca9254f33b742c1f717281ef30ead088ae6613bd42e7aaf9f38b7aec8faa1

SHA512
f6a561557b5c00cb334f22034cf383c65856fc5e0e49d745fe94307ba8e5313ed71a68dca0f297bea601c65a04293c4c3647e420ba1feb84f6c2764d0ae9de22

Download Submit