hxxps://cran[.]r-project[.]org/bin/windows/base/R-4[.]3[.]2-win[.]exe

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2024, 10:56

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General

Target

https://cran.r-project.org/bin/windows/base/R-4.3.2-win.exe

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

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

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\Unconfirmed 717037.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4848	msedge.exe
4848	msedge.exe
1804	msedge.exe
1804	msedge.exe
4628	identity_helper.exe
4628	identity_helper.exe
3608	msedge.exe
3608	msedge.exe
3608	msedge.exe
3608	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 848	1804	msedge.exe	85
PID 1804 wrote to memory of 848	1804	msedge.exe	85
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 3884	1804	msedge.exe	88
PID 1804 wrote to memory of 4848	1804	msedge.exe	87
PID 1804 wrote to memory of 4848	1804	msedge.exe	87
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89
PID 1804 wrote to memory of 3004	1804	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cran.r-project.org/bin/windows/base/R-4.3.2-win.exe
1⤵
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1804
- 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,0x100,0x104,0xd8,0x108,0x7ffa65a746f8,0x7ffa65a74708,0x7ffa65a74718
  2⤵
  PID:848
- 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=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2020 /prefetch:2
  2⤵
  PID:3884
- 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=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2868 /prefetch:8
  2⤵
  PID:3004
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=3276 /prefetch:1
  2⤵
  PID:2684
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=3268 /prefetch:1
  2⤵
  PID:1600
- 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=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5244 /prefetch:8
  2⤵
  PID:3712
- 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=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5244 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=5464 /prefetch:1
  2⤵
  PID:1212
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=5540 /prefetch:1
  2⤵
  PID:1348
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=5336 /prefetch:1
  2⤵
  PID:1976
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=3376 /prefetch:1
  2⤵
  PID:2956
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5888 /prefetch:1
  2⤵
  PID:5072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5940 /prefetch:8
  2⤵
  PID:1008
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6348 /prefetch:8
  2⤵
  PID:2992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2008,13427862804028754050,3996326201129888712,131072 --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=6020 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3888

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:220

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
3e71d66ce903fcba6050e4b99b624fa7

SHA1
139d274762405b422eab698da8cc85f405922de5

SHA256
53b34e24e3fbb6a7f473192fc4dec2ae668974494f5636f0359b6ca27d7c65e3

SHA512
17e2f1400000dd6c54c8dc067b31bcb0a3111e44a9d2c5c779f484a51ada92d88f5b6e6847270faae8ff881117b7ceaaf8dfe9df427cbb8d9449ceacd0480388

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

Filesize
5KB

MD5
e8df53aeec73fa559fa31192af7eb97b

SHA1
8b9c2e991dd144e6eb5f091362539ab1b858d615

SHA256
517afbd428bfc431998adb867a4358ead96cdfd69997c79c0ef33c2ae8639461

SHA512
995c9ae9798f9a3d6dda1b62521f50f67317093c52a858a215e25c6998b01d7e6c68267f42f196dbd86be33aa73bc3f20856bca8266c2f73494a0d43dd5a3da4

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

Filesize
5KB

MD5
88b4584c7c310fdf139351cf91759fb4

SHA1
e64ceaad6a810514dd0135aa204ef6bd9dfa8c46

SHA256
0226b67f4903df50be98d0c4c3e27828ca234e85a660d2e9582265d8c3255574

SHA512
81221e77794c00f4d159bc65e0c730c980556a8d047b2f758445e6ee1dad0e55943816f7c84f0ea5a1386ec5abf02b1b3e42b3712324c35284bb574e2edc7d80

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\a16b1139-5896-42a6-be31-5edb6f6137e1.tmp

Filesize
24KB

MD5
1b1b142e24215f033793d1311e24f6e6

SHA1
74e23cffbf03f3f0c430e6f4481e740c55a48587

SHA256
3dca3ec65d1f4109c6b66a1a47b2477afaf8d15306a523f297283da0eccbe8b1

SHA512
a569385710e3a0dc0d6366476c457927a847a2b2298c839e423c485f7dcce2468a58d20133f6dc81913056fb579957e67f63cf1e20b910d61816210447cd1f1f

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
10KB

MD5
9f0de462150f97e74a47cfddc1ac957a

SHA1
235ed9ee2c7d2aa6155808971733f822b0f28420

SHA256
7c8cd7bae4a04184a2205034a0bcbc2bcab18f4030be5fd887ea76a7c94cb821

SHA512
c8a77d4664ee11e2075026125d579e3b0453e4f4f8733204387e1ba672933aaaa34978ef19643a0079f7dc72444cc2bf87d51febfcb492e022af11a699289616

Download Submit