hxxps://fsbsbvvkj3-secondary[.]z13[.]web[.]core[.]windows[.]net

Analysis

max time kernel
30s
max time network
15s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01/07/2024, 17:29

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General

Target

https://fsbsbvvkj3-secondary.z13.web.core.windows.net

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
2820	msedge.exe
2820	msedge.exe
4192	msedge.exe
4192	msedge.exe
232	identity_helper.exe
232	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe
4192	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 3484	4192	msedge.exe	81
PID 4192 wrote to memory of 3484	4192	msedge.exe	81
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 3796	4192	msedge.exe	82
PID 4192 wrote to memory of 2820	4192	msedge.exe	83
PID 4192 wrote to memory of 2820	4192	msedge.exe	83
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84
PID 4192 wrote to memory of 4576	4192	msedge.exe	84

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://fsbsbvvkj3-secondary.z13.web.core.windows.net
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:4192
- 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,0x100,0x104,0xd8,0x108,0x7ffaf5a946f8,0x7ffaf5a94708,0x7ffaf5a94718
  2⤵
  PID:3484
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
  2⤵
  PID:3796
- 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=2164,8984072902761209719,4720976962123274270,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2820
- 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=2164,8984072902761209719,4720976962123274270,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2932 /prefetch:8
  2⤵
  PID:4576
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=3380 /prefetch:1
  2⤵
  PID:3360
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=3396 /prefetch:1
  2⤵
  PID:3824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=5060 /prefetch:1
  2⤵
  PID:4072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5172 /prefetch:1
  2⤵
  PID:1312
- 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=2164,8984072902761209719,4720976962123274270,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3416 /prefetch:8
  2⤵
  PID:2748
- 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=2164,8984072902761209719,4720976962123274270,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3416 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:232
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=180 /prefetch:1
  2⤵
  PID:2572
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8984072902761209719,4720976962123274270,131072 --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=5336 /prefetch:1
  2⤵
  PID:2328

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3064

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
4b4f91fa1b362ba5341ecb2836438dea

SHA1
9561f5aabed742404d455da735259a2c6781fa07

SHA256
d824b742eace197ddc8b6ed5d918f390fde4b0fbf0e371b8e1f2ed40a3b6455c

SHA512
fef22217dcdd8000bc193e25129699d4b8f7a103ca4fe1613baf73ccf67090d9fbae27eb93e4bb8747455853a0a4326f2d0c38df41c8d42351cdcd4132418dac

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

Filesize
152B

MD5
eaa3db555ab5bc0cb364826204aad3f0

SHA1
a4cdfaac8de49e6e6e88b335cfeaa7c9e3c563ca

SHA256
ef7baeb1b2ab05ff3c5fbb76c2759db49294654548706c7c8e87f0cde855b86b

SHA512
e13981da51b52c15261ecabb98af32f9b920651b46b10ce0cc823c5878b22eb1420258c80deef204070d1e0bdd3a64d875ac2522e3713a3cf11657aa55aeccd4

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

Filesize
144B

MD5
1fed1d403e910eea3ef5c1b5a6c55357

SHA1
fdca9bb972914f47ea4b8b27e89f9487f8178926

SHA256
a963e9e5a2f0818b332409cd128acd26f3245381a45e09b2395a897f749264cb

SHA512
e9fa7cba5e97644336ad016fc05156fa9fc10b9c22a3ddea9664a1777bb86942f9fb3c63c07d3acf71ecc3a149463e213f0d87de6765d839fb27affbf076cab0

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

Filesize
5KB

MD5
ea2d0850a4414205c24175503f8a09e5

SHA1
62c4de16c15f189099cb572c9b127739599b1e5e

SHA256
6ec05bb046ce12213940f827432d706599da0a1e75ddb6a719e5d1b42ac21284

SHA512
e5a627b0bc97e3588d4ff8da3620474cb616f2d028bdb669eec76099f88a3bbd22d3ade69485426cffb73ba8a9bf8d856ad4ac9106fbd754705888b7c8884ba7

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

Filesize
6KB

MD5
1006e9e90a0b5c98a8fbba85ecf8582a

SHA1
da0e42cdc9e85034b86e396ab5af56d9444578b2

SHA256
f6c59687280138d2b4dfdb1db6d9b808ecbc9d0f548d3022c409d3da1fd7178c

SHA512
3959f21129761ef8faa8adba17b4c306d245b6834f23d36cf58fec3056fbd52719eedef113762f57deedd28afeb9c49e8545a2980112d82c137b2b4723ec2b16

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
10KB

MD5
f0fa66905a1159092bdf304ed54a0a84

SHA1
6e24b6c2980a664e5db86f2d49b741d28722c1bb

SHA256
d228a2f5d868c9f3086a45faf908e72f2319a99f9e5fc2a9aaa7d2a3c1bed5b6

SHA512
3abb845316846d613c9d329e78390fe48bbd6b2015def7fbe8f1706b87d04b9cb8c937dd82688af76b74c398b2c3f89578241be7883e0b54c2914d986822272b

Download Submit