84672b8b596c138e020c1ef4a60dd865e429d6b7cd7d73cf62ffc2cd96fc4b73

Analysis

max time kernel
145s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22/05/2024, 12:18

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

libzstd.html
Size

291B
MD5

84f357142266cbb6f829d2a8e735252e
SHA1

5da3dc92048231e9d39e3c3e909b2f3e1e06034e
SHA256

84672b8b596c138e020c1ef4a60dd865e429d6b7cd7d73cf62ffc2cd96fc4b73
SHA512

7093b7504d803333a1f2fafdb9878968299c10ab2694036cdef23a3f522ff494185a701e15673cecac72117fb249b3186b34281b0976cfce8477c30012116244

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 10 IoCs

pid	Process
2776	msedge.exe
2776	msedge.exe
1004	msedge.exe
1004	msedge.exe
4092	identity_helper.exe
4092	identity_helper.exe
3856	msedge.exe
3856	msedge.exe
3856	msedge.exe
3856	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 2980	1004	msedge.exe	87
PID 1004 wrote to memory of 2980	1004	msedge.exe	87
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 3500	1004	msedge.exe	88
PID 1004 wrote to memory of 2776	1004	msedge.exe	89
PID 1004 wrote to memory of 2776	1004	msedge.exe	89
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90
PID 1004 wrote to memory of 5028	1004	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\libzstd.html
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:1004
- 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,0x100,0x104,0xd8,0x108,0x7ff9aa2a46f8,0x7ff9aa2a4708,0x7ff9aa2a4718
  2⤵
  PID:2980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2152 /prefetch:2
  2⤵
  PID:3500
- 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=2136,13805844081296243550,6885310335357772258,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2220 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2776
- 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=2136,13805844081296243550,6885310335357772258,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2656 /prefetch:8
  2⤵
  PID:5028
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=3196 /prefetch:1
  2⤵
  PID:4068
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=3212 /prefetch:1
  2⤵
  PID:1184
- 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=2136,13805844081296243550,6885310335357772258,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4900 /prefetch:8
  2⤵
  PID:3292
- 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=2136,13805844081296243550,6885310335357772258,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4900 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4092
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=4992 /prefetch:1
  2⤵
  PID:2660
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=5012 /prefetch:1
  2⤵
  PID:2972
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=4656 /prefetch:1
  2⤵
  PID:4220
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=5152 /prefetch:1
  2⤵
  PID:3672
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,13805844081296243550,6885310335357772258,131072 --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=3052 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3856

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3400

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
f61fa5143fe872d1d8f1e9f8dc6544f9

SHA1
df44bab94d7388fb38c63085ec4db80cfc5eb009

SHA256
284a24b5b40860240db00ef3ae6a33c9fa8349ab5490a634e27b2c6e9a191c64

SHA512
971000784a6518bb39c5cf043292c7ab659162275470f5f6b632ea91a6bcae83bc80517ceb983dd5abfe8fb4e157344cb65c27e609a879eec00b33c5fad563a6

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

Filesize
152B

MD5
87f7abeb82600e1e640b843ad50fe0a1

SHA1
045bbada3f23fc59941bf7d0210fb160cb78ae87

SHA256
b35d6906050d90a81d23646f86c20a8f5d42f058ffc6436fb0a2b8bd71ee1262

SHA512
ea8e7f24ab823ad710ce079c86c40aa957353a00d2775732c23e31be88a10d212e974c4691279aa86016c4660f5795febf739a15207833df6ed964a9ed99d618

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

Filesize
5KB

MD5
c54a5dab9a9a6b07042c81c7df60b390

SHA1
c588f67c71d12698b31872c3350fc89d38959003

SHA256
8da3068741a286cc74a93723355bb5187a41cbe1af38c50527bcb1b85e1e0149

SHA512
86b98e99d1ff6cef628f92feda883c82ac68c199956925113c061cd433fae129a2d8b9283edd80e40b60554148bca7c2f62d5583947e13861fc13c272d4b376c

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

Filesize
6KB

MD5
d738c26e6e6d247bf2992af4f9f0760a

SHA1
c1ac9903f8a7a9d6107fcf445aaf4508ef9ff3f6

SHA256
a303f5466e4d3e4cbab0adb358dc28b21a297e64d696dcd5e47f5516189e58d9

SHA512
aeba604953cda449d52c4c6a97d12edb4d3cbec8417462041d77605318284ac2c94985a04df54a6bd8fbd3263f5bdce52d83c5f73a1a981a71ce78077d9f6007

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
84f7a68a6396de0e4f1653c761f54fda

SHA1
1797f5b959c4fca792da3867d186a8c839493cbd

SHA256
8fd3b448dbb143f8467a2a98c9440cc120d6b2462366bcb325dae21e6a6f69dc

SHA512
80973c965cf817169dd87335955e140ba527cd521485e45d2fa78c291011caba7f9069ae688b2d1cf2c6051afb6c28c2c829787eafdd918d8e691009e0bc5b56

Download Submit