hxxps://obseu[.]bizseasky[.]com/tracker/tc_imp[.]gif?e=37dfbd8ee84e001268e6c233ed438e9a9225c24f567d43d6da1908be6245cad7bd70a976750ef80ed89373bfe70e9c2

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 13:43

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General

Target

https://obseu.bizseasky.com/tracker/tc_imp.gif?e=37dfbd8ee84e001268e6c233ed438e9a9225c24f567d43d6da1908be6245cad7bd70a976750ef80ed89373bfe70e9c2

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
2760	msedge.exe
2760	msedge.exe
512	msedge.exe
512	msedge.exe
3740	identity_helper.exe
3740	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe
512	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 512 wrote to memory of 404	512	msedge.exe	82
PID 512 wrote to memory of 404	512	msedge.exe	82
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 3692	512	msedge.exe	83
PID 512 wrote to memory of 2760	512	msedge.exe	84
PID 512 wrote to memory of 2760	512	msedge.exe	84
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85
PID 512 wrote to memory of 4848	512	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://obseu.bizseasky.com/tracker/tc_imp.gif?e=37dfbd8ee84e001268e6c233ed438e9a9225c24f567d43d6da1908be6245cad7bd70a976750ef80ed89373bfe70e9c2
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:512
- 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,0x100,0x104,0xd8,0x108,0x7ffc86bc46f8,0x7ffc86bc4708,0x7ffc86bc4718
  2⤵
  PID:404
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2140 /prefetch:2
  2⤵
  PID:3692
- 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=2132,9797998612376149544,8183801214643937915,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2760
- 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=2132,9797998612376149544,8183801214643937915,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2672 /prefetch:8
  2⤵
  PID:4848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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:2876
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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=3368 /prefetch:1
  2⤵
  PID:1552
- 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=2132,9797998612376149544,8183801214643937915,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
  2⤵
  PID:2504
- 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=2132,9797998612376149544,8183801214643937915,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3740
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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=4860 /prefetch:1
  2⤵
  PID:1596
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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=4852 /prefetch:1
  2⤵
  PID:2176
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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=4104 /prefetch:1
  2⤵
  PID:4952
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,9797998612376149544,8183801214643937915,131072 --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=5644 /prefetch:1
  2⤵
  PID:5032

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3904

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3440

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
b8880802fc2bb880a7a869faa01315b0

SHA1
51d1a3fa2c272f094515675d82150bfce08ee8d3

SHA256
467b8cd4aacac66557712f9843023dcedefcc26efc746f3e44157bc8dac73812

SHA512
e1c6dba2579357ba70de58968b167d2c529534d24bff70568144270c48ac18a48ee2af2d58d78ae741e5a36958fa78a57955bd2456f1df00b781fc1002e123d2

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

Filesize
152B

MD5
ba6ef346187b40694d493da98d5da979

SHA1
643c15bec043f8673943885199bb06cd1652ee37

SHA256
d86eec91f295dfda8ed1c5fa99de426f2fe359282c7ebf67e3a40be739475d73

SHA512
2e6cc97330be8868d4b9c53be7e12c558f6eb1ac2c4080a611ba6c43561d0c5bb4791b8a11a8c2371599f0ba73ed1d9a7a2ea6dee2ae6a080f1912e0cb1f656c

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

Filesize
187B

MD5
a3652985b95879652163329892fe92ab

SHA1
082607898818225bb83b50bd8d3dd4498515c621

SHA256
0a1d8f9c11be4d42a52d0e7ba53f001474e567220594b2b8e8bce47cdde776b4

SHA512
e9118337b2b15ef2db32896374ad135393e7b5cfa086305cc676a9bdbfeb6c7d80289ab0649f24815929a11db6e3c151cb101ce8c5bb0b0408968c0538ae4af8

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

Filesize
6KB

MD5
80e751a03daf805e69094d3d65a3eb1c

SHA1
7759d09fd78dcbda3c8dbb117519d6c6983309c3

SHA256
0169a4a1d7358e63107726abe2959937974718f28aa4e10393c9a87b8561a6c9

SHA512
33ce78893fb8ae98cc0dfe625d29c90a899b0a98ddd78619d9f7d847ada7b0fe806abaeac1af24c7719532bc47a608ce49c15509adaee4fd6d6975316dacc8c4

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

Filesize
6KB

MD5
31610fc1e03a6cbe06b68d435ea91928

SHA1
381d00b999d369d2656a3a4b831645ac4b21bd32

SHA256
dbbdf218d8ea003e681f8c66cdeec6607b30a2871fc155b7c94e5b73cd095e66

SHA512
03bada62ba17c83918dbcfb49bb5b10851d009be24972b38c4c6d098462c3385fb938e582e740939de285d49960fe58af4d9d31e43e7bbbf31fa98e683dbe372

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\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\Local State

Filesize
10KB

MD5
545b5d9dc55fa1e8da9fe3eaf11d4aa2

SHA1
854c262f88f90f6559ab76b7d4297944207a35c6

SHA256
c787889d5564ab5c59afbaca3928e95513621598e0c8f6d2393f4783e7a43af1

SHA512
02bcec83fe5592edde143a6def03a4ef57de8e76f720937659c921bf8776a71944bc32b141d037aee23845f2c9c2d720c683643ca469186427602f3000d87c36

Download Submit