hxxps://m[.]rltcn4[.]top/dc51QlpTXEFcclFeSF1yeCR-VUMHYTdDX1cLDX8JEAUuFVUkSFJTXhwtGyE4DAJtGSEaAHZGUW8EIU8FI2IYUiJBdCNaCSc&p=bmbhms&_mi1703109490186

Analysis

max time kernel
145s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14-02-2024 14:39

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General

Target

https://m.rltcn4.top/dc51QlpTXEFcclFeSF1yeCR-VUMHYTdDX1cLDX8JEAUuFVUkSFJTXhwtGyE4DAJtGSEaAHZGUW8EIU8FI2IYUiJBdCNaCSc&p=bmbhms&_mi1703109490186

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

msedge.exemsedge.exeidentity_helper.exemsedge.exe

pid	process
3672	msedge.exe
3672	msedge.exe
1120	msedge.exe
1120	msedge.exe
3844	identity_helper.exe
3844	identity_helper.exe
5032	msedge.exe
5032	msedge.exe
5032	msedge.exe
5032	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

Processes:

msedge.exe

pid process

1120 msedge.exe
1120 msedge.exe
1120 msedge.exe
1120 msedge.exe
1120 msedge.exe
1120 msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	process
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

msedge.exe

pid	process
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe
1120	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 1120 wrote to memory of 3196	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3196	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 1628	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3672	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3672	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe
PID 1120 wrote to memory of 3148	1120	msedge.exe	msedge.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://m.rltcn4.top/dc51QlpTXEFcclFeSF1yeCR-VUMHYTdDX1cLDX8JEAUuFVUkSFJTXhwtGyE4DAJtGSEaAHZGUW8EIU8FI2IYUiJBdCNaCSc&p=bmbhms&_mi1703109490186
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:1120

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,0x100,0x104,0xd8,0x108,0x7ff9954946f8,0x7ff995494708,0x7ff995494718
2⤵
PID:3196

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
2⤵
PID:1628

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=2088,4362592829106387621,14878668025716720900,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2192 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3672

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=3128 /prefetch:1
2⤵
PID:3152

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=3120 /prefetch:1
2⤵
PID:3148

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=2088,4362592829106387621,14878668025716720900,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3456 /prefetch:8
2⤵
PID:920

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=5204 /prefetch:1
2⤵
PID:1836

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=5164 /prefetch:1
2⤵
PID:1316

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=2088,4362592829106387621,14878668025716720900,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5476 /prefetch:8
2⤵
PID:4108

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=2088,4362592829106387621,14878668025716720900,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5476 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3844

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=5708 /prefetch:1
2⤵
PID:1480

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=5760 /prefetch:1
2⤵
PID:404

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,4362592829106387621,14878668025716720900,131072 --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=2696 /prefetch:2
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:5032

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3232

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2720

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
bcaf436ee5fed204f08c14d7517436eb

SHA1
637817252f1e2ab00275cd5b5a285a22980295ff

SHA256
de776d807ae7f2e809af69746f85ea99e0771bbdaaed78a764a6035dabe7f120

SHA512
7e6cf2fdffdcf444f6ef4a50a6f9ef1dfb853301467e3f4784c9ee905c3bf159dc3ee9145d77dbf72637d5b99242525eb951b91c020e5f4e5cfcfd965443258c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
Filesize
180B

MD5
1c4e51dc8f9daa1d404849501f5e2cbb

SHA1
ac9bb753a5e418e438ad49622c91c1e5e1bef815

SHA256
87543eb58238537dffb1d63027731d3848ac8bbd0e12ad21f8b3af69748bea1a

SHA512
e9986b6a1d01a405331cb224ca3adc5f18e79f136e462b28c50bdbabe720ae040feeec4cc9891430e294664d40640dcdb65b5f84e2cbbb7ea29067a37966b7f7

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
484aa860b3912e772c7b1c673e7746d0

SHA1
9cc0b5624bbe0e8ffaa524eae328177d6362c26e

SHA256
35bfef260a38418bbbdce8c0424f753cabfef5fe566ee8b18606fb7f767cce55

SHA512
4dd72b659bfb4cf91f1516edeaf010056a72dd26d32ee44443705595fbcc66b0f6833bc2994f3d5ed9260739e9a5bdbc7e09187080fec368a3959e4b22bfd174

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
Filesize
24KB

MD5
b0ba6f0eee8f998b4d78bc4934f5fd17

SHA1
589653d624de363d3e8869c169441b143c1f39ad

SHA256
4b5ee509e727accbd11493dda2c1d512e7dbfaff66c4f5f7ea9c2d2ccd06151f

SHA512
e9a165da246c6b80fc38431538203cf03f95794184ff63f00c9500f8919a2028b803f64b670e685185eed72df0509e3185c9b434fdbf2bc7af36021d46bd08d9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\a508f5a6-0d5a-4e02-9aa9-4b789e1b55bf.tmp
Filesize
5KB

MD5
daecc3e207b9c5c47442c3047c4f5258

SHA1
3c293787ea69710cd5256816df54e8b9793f6091

SHA256
faee88280d0b06fc2cb3782a76404e8d7e23425ced89c9be7ea79227e72ec369

SHA512
c78046236da639788adfa68499cc7c08fe8c8ac47174263e38a8fef9137040c6766b64f8ae98a6f0d1ce5f1e16fe98a230a15fd3e9007e404101043a9f039947

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

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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Filesize
10KB

MD5
f53ebee04178d3a4d716307d2282d5a0

SHA1
ea5d6fe62cf7d10489613de5249e935e58f9f35e

SHA256
adf97bc9605743af4e1d5d9a4a991037f18e72073042e0880c7f431b38203ac1

SHA512
55b529545179983eee49ab719980c8ae8a8396fcf6f6e0c8013ebb414b828c98d880e7ba5c09da0125f0031295e1d84cf1294b9d812405509d888ad2177f6305

Download Submit
\??\pipe\LOCAL\crashpad_1120_VQVWIEPTHZDCMZUZ
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit