hxxp://underical[.]support

Analysis

max time kernel
21s
max time network
19s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 22:47

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General

Target

http://underical.support

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
1852	msedge.exe
1852	msedge.exe
1612	msedge.exe
1612	msedge.exe
1904	identity_helper.exe
1904	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3728	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3728	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 58 IoCs

pid	Process
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe

Suspicious use of SendNotifyMessage 56 IoCs

pid	Process
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe
1612	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 3448	1612	msedge.exe	84
PID 1612 wrote to memory of 3448	1612	msedge.exe	84
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 2720	1612	msedge.exe	85
PID 1612 wrote to memory of 1852	1612	msedge.exe	86
PID 1612 wrote to memory of 1852	1612	msedge.exe	86
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87
PID 1612 wrote to memory of 528	1612	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://underical.support
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:1612
- 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=0x100,0x104,0x108,0xd8,0x10c,0x7ffafe8546f8,0x7ffafe854708,0x7ffafe854718
  2⤵
  PID:3448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2024 /prefetch:2
  2⤵
  PID:2720
- 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=1996,13812932996481464582,16638907525766216281,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2572 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1852
- 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=1996,13812932996481464582,16638907525766216281,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2840 /prefetch:8
  2⤵
  PID:528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=3288 /prefetch:1
  2⤵
  PID:1228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=1984 /prefetch:1
  2⤵
  PID:4056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=4696 /prefetch:1
  2⤵
  PID:4492
- 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=1996,13812932996481464582,16638907525766216281,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5108 /prefetch:8
  2⤵
  PID:4716
- 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=1996,13812932996481464582,16638907525766216281,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5108 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1904
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=5564 /prefetch:8
  2⤵
  PID:2672
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=4920 /prefetch:1
  2⤵
  PID:3592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=5764 /prefetch:1
  2⤵
  PID:3652
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=3312 /prefetch:1
  2⤵
  PID:5188
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,13812932996481464582,16638907525766216281,131072 --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=5992 /prefetch:1
  2⤵
  PID:5196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:644

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x41c 0x494
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3728

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
ff63763eedb406987ced076e36ec9acf

SHA1
16365aa97cd1a115412f8ae436d5d4e9be5f7b5d

SHA256
8f460e8b7a67f0c65b7248961a7c71146c9e7a19772b193972b486dbf05b8e4c

SHA512
ce90336169c8b2de249d4faea2519bf7c3df48ae9d77cdf471dd5dbd8e8542d47d9348080a098074aa63c255890850ee3b80ddb8eef8384919fdca3bb9371d9f

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

Filesize
152B

MD5
2783c40400a8912a79cfd383da731086

SHA1
001a131fe399c30973089e18358818090ca81789

SHA256
331fa67da5f67bbb42794c3aeab8f7819f35347460ffb352ccc914e0373a22c5

SHA512
b7c7d3aa966ad39a86aae02479649d74dcbf29d9cb3a7ff8b9b2354ea60704da55f5c0df803fd0a7191170a8e72fdd5eacfa1a739d7a74e390a7b74bdced1685

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

Filesize
5KB

MD5
9954cd6d69c85639cf11c0bc1d5bbc62

SHA1
77cf77bb7483bfd1c08af0c9fc7725951684ceae

SHA256
b42b5e11b32705c96431d5f966d74057152accacb7368d412976a1427565fb5d

SHA512
b2b59732889e4f76bb158111777651854b43be6ab5b8d199cb92d98a4f901e6e91f60bd8ceaf11eb54e61ee33b4fdf5da74300ecdd6bbb9e9f1bf9a800af9cfe

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

Filesize
6KB

MD5
fb6f30c124d845228f70e0534591b36f

SHA1
ba5d84f0878debb6119a7576cd61aa94a4b6d7ca

SHA256
9f4d414bbcb9fe65be0f2645e12cd05cb4a5dccf4f0aac01e4c2d98e825eacae

SHA512
1dd21d86845c17b8b8ae8b3e9b0d263195dfc362a93a83f03278c5efc0fcd0fa22e562adffe07f8942a7860d0a28681bf16c731aa2d75359aff352cd6af2c763

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
095966b5c0a812975680b8b52804c325

SHA1
a920839a3d5f84463f1fdff9bceb40e15edca5b2

SHA256
a25cf6dc56a35960f3ae83d3e07b20de366e2acf7343ca920cc0d0addfb85fdc

SHA512
971e5264e56b1f51b263aabc148e3f1448069fe489da7ffc355621013edc1d05ed426eae8a475e56c5dea3e64cc0bef93cf03a6cb65a26cba308b53cd640cd18

Download Submit