hxxp://rb[.]gy/b1i8je

Resubmissions

11-03-2024 12:59

240311-p8ae9sfd72 4

11-03-2024 12:58

240311-p7k6dafd59 1

11-03-2024 12:56

240311-p6sh3abb9t 1

Analysis

max time kernel
59s
max time network
62s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 12:56

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General

Target

http://rb.gy/b1i8je

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
4524	msedge.exe
4524	msedge.exe
3708	msedge.exe
3708	msedge.exe
3160	identity_helper.exe
3160	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe
3708	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3708 wrote to memory of 4860	3708	msedge.exe	90
PID 3708 wrote to memory of 4860	3708	msedge.exe	90
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4244	3708	msedge.exe	91
PID 3708 wrote to memory of 4524	3708	msedge.exe	92
PID 3708 wrote to memory of 4524	3708	msedge.exe	92
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93
PID 3708 wrote to memory of 1632	3708	msedge.exe	93

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://rb.gy/b1i8je
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:3708
- 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,0x100,0x104,0xd8,0x108,0x7ff8218346f8,0x7ff821834708,0x7ff821834718
  2⤵
  PID:4860
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
  2⤵
  PID:4244
- 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=2064,5354081573246808768,16810076265217287666,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4524
- 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=2064,5354081573246808768,16810076265217287666,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2700 /prefetch:8
  2⤵
  PID:1632
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=3160 /prefetch:1
  2⤵
  PID:388
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=3248 /prefetch:1
  2⤵
  PID:676
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=4704 /prefetch:1
  2⤵
  PID:1652
- 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=2064,5354081573246808768,16810076265217287666,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5232 /prefetch:8
  2⤵
  PID:2428
- 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=2064,5354081573246808768,16810076265217287666,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5232 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3160
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=4048 /prefetch:1
  2⤵
  PID:4868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=5528 /prefetch:1
  2⤵
  PID:2632
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4688 /prefetch:1
  2⤵
  PID:5292
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2064,5354081573246808768,16810076265217287666,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4784 /prefetch:1
  2⤵
  PID:5300

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2420

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
47b2c6613360b818825d076d14c051f7

SHA1
7df7304568313a06540f490bf3305cb89bc03e5c

SHA256
47a22bea2e7d0154c59bf5d8790ec68274eb05e9fa6cf0eab0d648121f1a02ac

SHA512
08d2366fc1ce87dbe96b9bf997e4c59c9206fcfea47c1f17b01e79aeb0580f25cac5c7349bb453a50775b2743053446653f4129f835f81f4a8547ca392557aac

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

Filesize
152B

MD5
e0811105475d528ab174dfdb69f935f3

SHA1
dd9689f0f70a07b4e6fb29607e42d2d5faf1f516

SHA256
c91388c87878a9e2c530c6096dbdd993b0a26fefe8ad797e0133547225032d6c

SHA512
8374a721ea3ff3a1ea70d8a074e5c193dbba27ba7e301f19cea89d648b2378c376e48310c33fe81078cd40b1863daec935e8ac22e8e3878dc3a5bb529d028852

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
576B

MD5
efbdb6edad0824add428ffdff99b80a0

SHA1
e4533f60ccf5c7b8bd5b990afb9e62a21ef29a56

SHA256
bb6e564d1f90275036c7eda9c0f9fefa882033c196af562706d34ce1cc76ef8e

SHA512
b7d93a3224fdc65285f2b2df9f4d72821543793771b5547cf3adf0dec6f786ab74cb1207c4cec31340e83bd2568ea89c035c062a82c37f77af3411b838647ca0

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

Filesize
6KB

MD5
50d27ba44de3d924e31d95404fb220a6

SHA1
b071726ad5fb90607ec6ed9a464e07928453293e

SHA256
7d215daa5b6fa5a05a4c5c0565677e5293580d12f868698d28e72a2a4d5180d7

SHA512
c268e7832e58374fea337520e394aa8b4618820ab5edf3d92099bd8009dd720432bfdb3c4f007a099d25753c00a570f8f497490d7d5c3a02dfd9f68171fd6204

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

Filesize
7KB

MD5
756eccac4dd0d91645236954bd87362d

SHA1
3dc56573c0bc04311a8c85ed13c6667b4fc5b85f

SHA256
634e1553eaf4243ef9f5fed3f12080443402347ea95b373ee0439566311eb172

SHA512
6ead0d5713e68a93e740ce329adee7803ad27ba06ac2c6890585d6ad4bb693debea0e6d23fc50ef360fc6ad0ac2031f2d5c8c72e7ee43360e49702c4180e31b4

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
09aee39fc4ed569b001e6cecf506e644

SHA1
fb83aca004cb9990480825108e1025d7fec04654

SHA256
5803f25282b548072d1c25c29803548579c4e965d78d6b5547e57cd2cbbe81e1

SHA512
fa005ad27b5a8af3f8af2d9077d93625ae588f2f99ebfaed6cb586f952a386f4445cd79259d6a88fc55c7fdd22c0b2a19782fe1aa18fdb34cce2bf18dd68f784

Download Submit