hxxp://plc[.]lianwangbao[.]com/download/wangkoutong/wangkoutong_setup_10[.]0[.]zip

Resubmissions

02-08-2024 12:15

240802-pfdl8a1drb 3

02-08-2024 11:42

240802-nt2erswelp 3

Analysis

max time kernel
145s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 12:15

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General

Target

http://plc.lianwangbao.com/download/wangkoutong/wangkoutong_setup_10.0.zip

Score

3^/10

discovery

Malware Config

Signatures

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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
2496	msedge.exe
2496	msedge.exe
3308	msedge.exe
3308	msedge.exe
1564	identity_helper.exe
1564	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs

pid	Process
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe
3308	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 552	3308	msedge.exe	83
PID 3308 wrote to memory of 552	3308	msedge.exe	83
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 1688	3308	msedge.exe	84
PID 3308 wrote to memory of 2496	3308	msedge.exe	85
PID 3308 wrote to memory of 2496	3308	msedge.exe	85
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86
PID 3308 wrote to memory of 456	3308	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://plc.lianwangbao.com/download/wangkoutong/wangkoutong_setup_10.0.zip
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:3308
- 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,0x100,0x104,0xd8,0x108,0x7ffbc5f046f8,0x7ffbc5f04708,0x7ffbc5f04718
  2⤵
  PID:552
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
  2⤵
  PID:1688
- 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=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2496
- 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=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1544 /prefetch:8
  2⤵
  PID:456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=3320 /prefetch:1
  2⤵
  PID:5112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=3328 /prefetch:1
  2⤵
  PID:1140
- 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=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
  2⤵
  PID:4772
- 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=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1564
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=5364 /prefetch:1
  2⤵
  PID:2348
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=5320 /prefetch:1
  2⤵
  PID:4852
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=5640 /prefetch:1
  2⤵
  PID:4392
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=5668 /prefetch:1
  2⤵
  PID:4380
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6136 /prefetch:1
  2⤵
  PID:948
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3552 /prefetch:1
  2⤵
  PID:232
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=4180 /prefetch:1
  2⤵
  PID:3808
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5444 /prefetch:1
  2⤵
  PID:2024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,11490970005774543533,16960317956973480366,131072 --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=2272 /prefetch:2
  2⤵
  PID:4648

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2388

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

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
ea9ef805116c4ab90b5800c7cd94ab71

SHA1
eb9c7b8922c8ef79eef1009ab7f530bb57fbbbea

SHA256
bff3e3629de76b8b8dd001c3d8fb986e841c392dfe1982081751b92f5bd567b0

SHA512
8c907d2616ce16cfe08ddeb632f93402e765c5d9430a46e90ab5ea32d4df0a854c6007b19f9b0168254ab7aadf720fed8c68d1a055704db09c1b36c201a9b3b9

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

Filesize
152B

MD5
347755403306a2694773b0c232d3ab2c

SHA1
94d908aa90533fcaef3f1eb5aa93fee183d5f6ac

SHA256
d43f2dd4ac5b6ba779100eb8b84bc92fc8700bedcd339a801c5260b1bb3ce3bf

SHA512
98f1fb18bc34dfc224132dfa2a2e6a131b280b25fcb516fac3bb66da2a47c7a7061124881de6fa5f65602663dc0ea71357b171a3346bb1514176943438322253

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\358eb3e0-50f5-4d8d-938c-197cc2ed61e9.tmp

Filesize
6KB

MD5
44a3e798e9729ce784455b4caa87a6a8

SHA1
7238f51530971bbe16b954e130c61056b2a31099

SHA256
a552974ae27755efbbd5974ed14b245158abe05f7db0db84752dccc5d78dbcc4

SHA512
14e85b85b7bfd492edb7e6dddf47b5707a979617812454e2340650cb7c39f7e61731e998b903434fed4f19936bb04077d75ca23e5b719f71847b38bb96e57857

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

Filesize
6KB

MD5
b0e2132f9bdd68df137291ab161fa386

SHA1
cf8822e36fe0624c497b64bb27f313c8d5338717

SHA256
ca048bc407571f59899019e9043480d81c5566fff0f1cfc12567ed14f061a929

SHA512
85cd916ab03d26c83469f1a10f85c81652ddf6b44d903104acc7e89d16ba5c9786651fa97ca3f03f4fea8c27e2bd724a8baa04548da36b6f57ab6d4cb84aeda7

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
10KB

MD5
171ba8dba759ecf0a7b408d26826aa32

SHA1
d41e82f776cbbef5948c7cbff8f4e22e7c8f0aa4

SHA256
722634a9eccce384cc929304c4fb9e21fd31b7c47395824cf9062ca9e721d5c3

SHA512
d96e36e4da063a5161a355c6a473975963dec223cf57c0c499270e0ebb0924930de05b6aa9d1e24f409cdee404e276e30cfa00dbf0bf1d868168461736c8e2f8

Download Submit