hxxp://ltrs[.]cn

Analysis

max time kernel
28s
max time network
27s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
13/11/2023, 22:44

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

http://ltrs.cn

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
1764	msedge.exe
1764	msedge.exe
1124	msedge.exe
1124	msedge.exe
4196	identity_helper.exe
4196	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe
1124	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 1680	1124	msedge.exe	81
PID 1124 wrote to memory of 1680	1124	msedge.exe	81
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 4844	1124	msedge.exe	88
PID 1124 wrote to memory of 1764	1124	msedge.exe	87
PID 1124 wrote to memory of 1764	1124	msedge.exe	87
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89
PID 1124 wrote to memory of 4792	1124	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://ltrs.cn
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:1124
- 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,0x100,0x104,0xd8,0x108,0x7ffe325846f8,0x7ffe32584708,0x7ffe32584718
  2⤵
  PID:1680
- 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=2092,13221775765925764139,14654532684730292554,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1764
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2116 /prefetch:2
  2⤵
  PID:4844
- 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=2092,13221775765925764139,14654532684730292554,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2868 /prefetch:8
  2⤵
  PID:4792
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=3296 /prefetch:1
  2⤵
  PID:3220
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=3180 /prefetch:1
  2⤵
  PID:548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=5076 /prefetch:1
  2⤵
  PID:2724
- 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=2092,13221775765925764139,14654532684730292554,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5520 /prefetch:8
  2⤵
  PID:1620
- 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=2092,13221775765925764139,14654532684730292554,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5520 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4196
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=5652 /prefetch:1
  2⤵
  PID:1872
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=5672 /prefetch:1
  2⤵
  PID:2960
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=4572 /prefetch:1
  2⤵
  PID:5196
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,13221775765925764139,14654532684730292554,131072 --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=5844 /prefetch:1
  2⤵
  PID:5204

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:532

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3480

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
8f30b8232b170bdbc7d9c741c82c4a73

SHA1
9abfca17624e13728bd7fa6547e7e26e0695d411

SHA256
0916f816feace92a097267171f8aa8f944074530574a7aa1f9f0334899dfa3eb

SHA512
587d973b13b97c5b92621c776c18348a13ef451ccda32977baa529de33e47a27e7920a57fe7c4d0b2f0e4a8a3bca5c62cc5798cf97f19556028f88afb38b37be

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

Filesize
216B

MD5
4cb285c8d82eb5aa337203f35df365f5

SHA1
8d27e4078414d7490c165a55faa7c2d82308e8b1

SHA256
45e322a5c29fd518d1b96089652f5d6efc9ec1d5e28e7630e77b6dd00cdba80b

SHA512
010421c35ad12eba74150c8c31816da9f104a8e17f9e2d224c5d9b8cab7dc882f755c4468e57a892423d2e9b2b96fc9a8085b34c4805ebdb7278a96a6b577187

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

Filesize
111B

MD5
807419ca9a4734feaf8d8563a003b048

SHA1
a723c7d60a65886ffa068711f1e900ccc85922a6

SHA256
aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631

SHA512
f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c

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

Filesize
5KB

MD5
9ed02a9444bf5543d5c7929c650ce584

SHA1
d3f56190cc864a10d67f6a9950c1bff8df6907f7

SHA256
f727152e5681986c50134b1d560bec6e39581dd1e999d13423ea7afec8d99901

SHA512
70b0692f97330e36f754df4c80bd2996c4adfbbb61bfdd572222622cc5531a3e6bbb91a9e13d138fbd54e0f9f25282f16613fe605fa16520d5467a76f2051f4e

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

Filesize
5KB

MD5
8d5d6041a07b33b4bbd1259ea6fe08d5

SHA1
4adc9b3821e0e64b49135e39cc3c111d7de34698

SHA256
67c0d84528b21505d8ccf28cfaa38676080dcf08a7092fd6394985cee08c3d35

SHA512
10817cad5ab03ab70894257078e9172228a2fbb5c8af225a06661bdd8de25734b002a4d63ad77a0bdbddccadbe480eb3ff7cb257d13a43ab6d9138c30f13536f

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

Filesize
24KB

MD5
0b8abe9b2d273da395ec7c5c0f376f32

SHA1
d7b266fb7310cc71ab5fdb0ef68f5788e702f2ec

SHA256
3751deeb9ad3db03e6b42dedcac68c1c9c7926a2beeaaa0820397b6ddb734a99

SHA512
3dd503ddf2585038aa2fedc53d20bb9576f4619c3dc18089d7aba2c12dc0288447b2a481327c291456d7958488ba2e2d4028af4ca2d30e92807c8b1cdcffc404

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
9b3d7deeb24a46296cce06f89f461e7e

SHA1
b6b0a43396c441d808188c9ea846e2b4985a428c

SHA256
c8a918eed91240d979f8ee83e9d64a2677283f3f3de670e5a5567a133bd1a46d

SHA512
0fb2bbd014b6b4ed0cfac7bbc071be02a70ff9c5eda0a2a5c13eb577153dd43297e7f1630d66cb0d1e971af01f50061291a50b5041574e8cc903c6408c94f2b6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\c6c31f5b-516d-4287-a0d5-228aaddce7f8.tmp

Filesize
10KB

MD5
c06a90eae057350c67da921eead22a5d

SHA1
aea4998bba9813c8acffbd04fa289b099f243226

SHA256
df21d816d0f112a4e5faa4463a7ff641c849f1f0094695867505a53ab767a172

SHA512
9fb68a0818d766c53f075d89dd7f25ec714251185e4853ad742fad5d69eb9ad09ee1cb107656542e65bc044a762788a968d2c6508f6220260ccca769c86ea20b

Download Submit