hxxp://r3[.]o[.]lencr[.]org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg+yvTLU/w3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h+vnYsUwsYCEgRDnEQW8uBk8Oy8TbEIJjNmoA==

Analysis

max time kernel
79s
max time network
86s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2024 10:54

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General

Target

http://r3.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg+yvTLU/w3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h+vnYsUwsYCEgRDnEQW8uBk8Oy8TbEIJjNmoA==

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 8 IoCs

pid	Process
4828	msedge.exe
4828	msedge.exe
3408	msedge.exe
3408	msedge.exe
3628	identity_helper.exe
3628	identity_helper.exe
2012	msedge.exe
2012	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe

Suspicious use of FindShellTrayWindow 33 IoCs

pid	Process
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe
3408	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 5100	3408	msedge.exe	73
PID 3408 wrote to memory of 5100	3408	msedge.exe	73
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4280	3408	msedge.exe	87
PID 3408 wrote to memory of 4828	3408	msedge.exe	85
PID 3408 wrote to memory of 4828	3408	msedge.exe	85
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86
PID 3408 wrote to memory of 5040	3408	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://r3.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg+yvTLU/w3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h+vnYsUwsYCEgRDnEQW8uBk8Oy8TbEIJjNmoA==
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:3408
- 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,0x100,0x104,0xdc,0x108,0x7ffc7efe46f8,0x7ffc7efe4708,0x7ffc7efe4718
  2⤵
  PID:5100
- 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=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4828
- 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=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2856 /prefetch:8
  2⤵
  PID:5040
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
  2⤵
  PID:4280
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=3296 /prefetch:1
  2⤵
  PID:628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=3304 /prefetch:1
  2⤵
  PID:1324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5304 /prefetch:1
  2⤵
  PID:1336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=5260 /prefetch:1
  2⤵
  PID:4620
- 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=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3508 /prefetch:8
  2⤵
  PID:4488
- 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=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3508 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=5632 /prefetch:1
  2⤵
  PID:2704
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=5100 /prefetch:1
  2⤵
  PID:5036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5912 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2012
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,4385936437945611513,16034304394261555355,131072 --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=5864 /prefetch:1
  2⤵
  PID:3768
- 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=2120,4385936437945611513,16034304394261555355,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5852 /prefetch:8
  2⤵
  PID:4204

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2820

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
84381d71cf667d9a138ea03b3283aea5

SHA1
33dfc8a32806beaaafaec25850b217c856ce6c7b

SHA256
32dd52cc3142b6e758bd60adead81925515b31581437472d1f61bdeda24d5424

SHA512
469bfac06152c8b0a82de28e01f7ed36dc27427205830100b1416b7cd8d481f5c4369e2ba89ef1fdd932aaf17289a8e4ede303393feab25afc1158cb931d23a3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
5KB

MD5
b32ad1817ceff3c6228dbc8e89b46550

SHA1
c0d8cd452194800f2e064eeafac003f80182cfff

SHA256
f8b2b9eb46d44af1e7c8d8491ed26a181c1dc361bf42d48a62b1637bdfc94e15

SHA512
1240f28ba2ba4c2d1831d5967f6d1dd0a67b6ae50bfc33431726f4f2bdc629f76442cfb3725e14f1a14885cefb14f98c10d72e4a1d563738b5edb79af283262a

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

Filesize
5KB

MD5
59e8acabcd295533f03986d2e5ab2e21

SHA1
5e4442df3f7617b1069e8d03c57857704f7cd111

SHA256
ce43fce33f9729ed293573795437e9667f6b97e33db1e6ea779ef40ba1bd3dbc

SHA512
72d5767332c8a98795bc3e73e62853a2c5363b9490e05b1c309a2fc9f9ea51efb8c8bb1028ca97c2a77c8c100b7b7b186091d68f19fcda765f45b5610a53ab67

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

Filesize
24KB

MD5
35f77ec6332f541cd8469e0d77af0959

SHA1
abaec73284cee460025c6fcbe3b4d9b6c00f628c

SHA256
f0be4c5c99b216083bd9ee878f355e1aa508f94feb14aeebcfba4648d85563a7

SHA512
e0497dbe48503ebbf6a3c9d188b9637f80bccf9611a9e663d9e4493912d398c6b2a9eab3f506e5b524b3dabbca7bb5a88f882a117b03a3b39f43f291b59870c8

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\e5b63022-1310-4a6f-ac12-4a60c887341d.tmp

Filesize
10KB

MD5
66b4f51f299a16d29f33151806403580

SHA1
fea0e017d9562558a8d34931712cc642c98990ff

SHA256
2d82051936cb83183995a290ad7dc58c5236cbf58720c5a98ff9b163e7ed1d99

SHA512
0a21d66d5559cfbdddaf7f1e2ff7d8fadb00d0e02a148b49ff20608db82d235015230ecba9149f3cc41407199722fadc8b9f1e18fee680a55fb2ca8224a135e5

Download Submit