b1b27d68042806ac39aa0e2d899a187049466d905e99c4685558227ce97723e9

Analysis

max time kernel
145s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 00:43

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General

Target

libremoteosd_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

2.4MB
MD5

dceaf87520f9fdce17a9bf4e60dc7c7c
SHA1

534b39b370494265e22287a8d3057618779ee5ff
SHA256

b1b27d68042806ac39aa0e2d899a187049466d905e99c4685558227ce97723e9
SHA512

b223c6b43028bd251b881017f449e1ddeed8f9f5df6df3448da0f3b39a1402e0fca27daedb45e154bcb62d6d1a8f6b5778617c1fb3dd3e18ecd1857fd0c8cbeb
SSDEEP

49152:XQI96uJJCK/DCLiAL95lx73JsVF0gGBsOML:XZ96uJJCK/DCLiAL93x73JsVF0Z2OML

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
4840	msedge.exe
4840	msedge.exe
3120	msedge.exe
3120	msedge.exe
2988	identity_helper.exe
2988	identity_helper.exe
4380	msedge.exe
4380	msedge.exe
4380	msedge.exe
4380	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe
3120	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 4476	3120	msedge.exe	83
PID 3120 wrote to memory of 4476	3120	msedge.exe	83
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4672	3120	msedge.exe	84
PID 3120 wrote to memory of 4840	3120	msedge.exe	85
PID 3120 wrote to memory of 4840	3120	msedge.exe	85
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86
PID 3120 wrote to memory of 2120	3120	msedge.exe	86

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\libremoteosd_plugin.dll_id=8328c31dba7c71ee20ee32f1a735d639f9e43928.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:3120
- 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,0x100,0x104,0xd8,0x108,0x7fffa35f46f8,0x7fffa35f4708,0x7fffa35f4718
  2⤵
  PID:4476
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1992 /prefetch:2
  2⤵
  PID:4672
- 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=1964,16448759940899527274,3446655609351953298,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2480 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4840
- 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=1964,16448759940899527274,3446655609351953298,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2832 /prefetch:8
  2⤵
  PID:2120
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=3292 /prefetch:1
  2⤵
  PID:2908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=3332 /prefetch:1
  2⤵
  PID:4232
- 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=1964,16448759940899527274,3446655609351953298,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5096 /prefetch:8
  2⤵
  PID:4652
- 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=1964,16448759940899527274,3446655609351953298,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5096 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2988
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=5152 /prefetch:1
  2⤵
  PID:3900
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=5188 /prefetch:1
  2⤵
  PID:4668
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=3564 /prefetch:1
  2⤵
  PID:3096
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=5572 /prefetch:1
  2⤵
  PID:776
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1964,16448759940899527274,3446655609351953298,131072 --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=2292 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4380

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2076

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3096

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
cff358b013d6f9f633bc1587f6f54ffa

SHA1
6cb7852e096be24695ff1bc213abde42d35bb376

SHA256
39205cdf989e3a86822b3f473c5fc223d7290b98c2a3fb7f75e366fc8e3ecbe9

SHA512
8831c223a1f0cf5f71fa851cdd82f4a9f03e5f267513e05b936756c116997f749ffa563623b4724de921d049de34a8f277cc539f58997cda4d178ea205be2259

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

Filesize
152B

MD5
dc629a750e345390344524fe0ea7dcd7

SHA1
5f9f00a358caaef0321707c4f6f38d52bd7e0399

SHA256
38b634f3fedcf2a9dc3280aa76bd1ea93e192200b8a48904664fac5c9944636a

SHA512
2a941fe90b748d0326e011258fa9b494dc2f47ac047767455ed16a41d523f04370f818316503a5bad0ff5c5699e92a0aaf3952748b09287c5328354bfa6cc902

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

Filesize
6KB

MD5
9f41960cda91236fa799e3dc52053799

SHA1
89c1ee65434a70a0e0d74729676d37d61db14da6

SHA256
0be4d103482f6e8a001b28dae6d481927e7016ed676523257dc23837c5a8d88f

SHA512
a8256b60ea8e3cefe47bf05b9fb0ded20e280ac199decf7f1d09b6b735b81a85abdaa72e4d7f8a81877499baadbb391420b90a5e96a875d640fe5afc7991fac0

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

Filesize
6KB

MD5
a74559cf32a0b6dced1c18af02602d0b

SHA1
6808452455d51e2a78aa86bd442944ff127c9ce3

SHA256
7e63b642d59b700eb863b596fcc9b2c24541ffe40c3fb1df278dc1774e1124ff

SHA512
dfb2e0bbea1c296554b74f9372f03017769216c2333e32afce678148f45d79c1fc6fddc2f6b5304b5ee6724b00fad4d46fc922937cca8c9f69b92221812f4c55

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
e51f96d15dafaf89a192fff468d13373

SHA1
caffee2c913d5b05171599a4aa73b9e391367ef8

SHA256
3c94bc05a92ed7fa97ad8f745b7651453d4523ea042d55517d8be951a11cc6d9

SHA512
91883c1d4b8c7454e0fbd261ae06e607f9d4d25e78913a7b04a643b98ef00cedf191dd54e94139bce5387b8fd207a5fb96335d807fb9412d037370455ae8e6a7

Download Submit