hxxps://235714d7-9efb-4884-a046-b87335462e26[.]filesusr[.]com/ugd/1a5335_da0ae850d4d441859f8f5f509e8bccd2[.]pdf?index=true

Analysis

max time kernel
44s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 12:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

https://235714d7-9efb-4884-a046-b87335462e26.filesusr.com/ugd/1a5335_da0ae850d4d441859f8f5f509e8bccd2.pdf?index=true

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
1072	msedge.exe
1072	msedge.exe
2984	msedge.exe
2984	msedge.exe
4412	identity_helper.exe
4412	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 3672	2984	msedge.exe	88
PID 2984 wrote to memory of 3672	2984	msedge.exe	88
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 632	2984	msedge.exe	89
PID 2984 wrote to memory of 1072	2984	msedge.exe	90
PID 2984 wrote to memory of 1072	2984	msedge.exe	90
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91
PID 2984 wrote to memory of 1868	2984	msedge.exe	91

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://235714d7-9efb-4884-a046-b87335462e26.filesusr.com/ugd/1a5335_da0ae850d4d441859f8f5f509e8bccd2.pdf?index=true
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:2984
- 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,0x100,0x104,0xd8,0x108,0x7ffca4e846f8,0x7ffca4e84708,0x7ffca4e84718
  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=2044,13588606107232194917,437041322450439761,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2080 /prefetch:2
  2⤵
  PID:632
- 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=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1072
- 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=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:8
  2⤵
  PID:1868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --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=3276 /prefetch:1
  2⤵
  PID:4784
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --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=3296 /prefetch:1
  2⤵
  PID:2136
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --extension-process --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=5104 /prefetch:1
  2⤵
  PID:4908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=5156 /prefetch:6
  2⤵
  PID:2228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --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=4180 /prefetch:1
  2⤵
  PID:3248
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --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=5484 /prefetch:1
  2⤵
  PID:2308
- 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=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5900 /prefetch:8
  2⤵
  PID:2916
- 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=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5900 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4412
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3332 /prefetch:1
  2⤵
  PID:2132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2044,13588606107232194917,437041322450439761,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3428 /prefetch:1
  2⤵
  PID:3068

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4388

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
7c6136bc98a5aedca2ea3004e9fbe67d

SHA1
74318d997f4c9c351eef86d040bc9b085ce1ad4f

SHA256
50c3bd40caf7e9a82496a710f58804aa3536b44d57e2ee5e2af028cbebc6c2f2

SHA512
2d2fb839321c56e4cb80562e9a1daa4baf48924d635729dc5504a26462796919906f0097dd1fc7fd053394c0eea13c25219dec54ffe6e9abb6e8cb9afa66bada

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

Filesize
152B

MD5
5c6aef82e50d05ffc0cf52a6c6d69c91

SHA1
c203efe5b45b0630fee7bd364fe7d63b769e2351

SHA256
d9068cf3d04d62a9fb1cdd4c3cf7c263920159171d1b84cb49eff7cf4ed5bc32

SHA512
77ad48936e8c3ee107a121e0b2d1216723407f76872e85c36413237ca1c47b8c40038b8a6349b072bbcc6a29e27ddda77cf686fa97569f4d86531e6b2ac485ed

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

Filesize
6KB

MD5
3b26048a47da35742cdfd41394337403

SHA1
51b35e6aa7d820864688581726caf710969622dc

SHA256
3bf57d65e021034405ed12340344d88067388f971a73fddffb09b51caa2ea107

SHA512
bbcf55e4dd005256ebb0bc0bfebb9a2aefe0d5fda5048d81b0b28b08ec7f05e5aa9344b678c0ec2b46e9e3b0cd0d1be0a4fbfa4fd689259c9b5b06bad86801f3

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

Filesize
6KB

MD5
4c24c08924dbb0f80c81f975755f16bf

SHA1
d5edf4456a0556ab714975ed6adc7a7a26df9edb

SHA256
f812984694ac5a1ce65772a2e0443d3bdcdeb020ef09427ff2c13a0104f642ae

SHA512
d33063c474001464152042a48f7c22ae3164b9ff409bcb7b3280cc84b0d97e67ed12a1c6dfbcd1b33a8aaeb0d334ef968fbd7a45d6f0dc2035ed8ce476ae85bc

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
421d1267e6a8b190871829d03e1c57bc

SHA1
5a00254a28422f62bd473792535c760f0ad2ffe9

SHA256
b5517842e430d577611afb56371f426ad838d993cc4128a200f24fd344d6c80b

SHA512
70deb847427dbf1ac6c89e14fcfdd4702f514b04228b8c98d948e7a9b5ab91cc4fb82774f3911b64d6063a67a4bf02682f7d643766e87c2b83c5d26f8e19f589

Download Submit