hxxp://mailto[:]no-reply@adpost[.]io/?subject=Unsubscribe

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 12:43

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General

Target

http://mailto:[email protected]/?subject=Unsubscribe

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 10 IoCs

pid	Process
4876	msedge.exe
4876	msedge.exe
3652	msedge.exe
3652	msedge.exe
904	identity_helper.exe
904	identity_helper.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe
1804	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe
3652	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 2756	3652	msedge.exe	87
PID 3652 wrote to memory of 2756	3652	msedge.exe	87
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4868	3652	msedge.exe	88
PID 3652 wrote to memory of 4876	3652	msedge.exe	90
PID 3652 wrote to memory of 4876	3652	msedge.exe	90
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89
PID 3652 wrote to memory of 2376	3652	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://mailto:[email protected]/?subject=Unsubscribe
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:3652
- 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff98c6846f8,0x7ff98c684708,0x7ff98c684718
  2⤵
  PID:2756
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2076 /prefetch:2
  2⤵
  PID:4868
- 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=2040,5510967219546263249,2594251062242849118,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
  2⤵
  PID:2376
- 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=2040,5510967219546263249,2594251062242849118,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2128 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4876
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=3276 /prefetch:1
  2⤵
  PID:2064
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=3312 /prefetch:1
  2⤵
  PID:1152
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=4572 /prefetch:1
  2⤵
  PID:2096
- 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=2040,5510967219546263249,2594251062242849118,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5156 /prefetch:8
  2⤵
  PID:3604
- 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=2040,5510967219546263249,2594251062242849118,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5156 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:904
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=5388 /prefetch:1
  2⤵
  PID:4604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=5348 /prefetch:1
  2⤵
  PID:4548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=5256 /prefetch:1
  2⤵
  PID:1516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=5184 /prefetch:1
  2⤵
  PID:3088
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2040,5510967219546263249,2594251062242849118,131072 --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=2172 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1804

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:800

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1188

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
0629525c94f6548880f5f3a67846755e

SHA1
40ef667fc04bb1c0ae4bf2c17ded88594f0f4423

SHA256
812576f4a24f399abbd54b83ba7f404f021d4a7d2ec0fd2f988ebf4cbf8477ee

SHA512
f74d2e4a65a152f46852eb78dd70a958fdfb8c14e060ca41ffa783b7362e44659cc5fc73f59f3edb1f1d817000b85de7c1860512aa65d937eb5a0a8d9e5890fa

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

Filesize
480B

MD5
da39f4cd4babb35e6e173026388c8b49

SHA1
7f66eb28dffb95e2ee55cbf76f3359ddf3f47185

SHA256
3bcc8aa2d1f8568577bfda858b4b1dfe5b7a29003e8f9d91b5e524d575766642

SHA512
8e112bafc6826e71f3c2dd1aead05bfa680fad97a7a72fbd3984f0d14f3518a3c6f238bed24464fceb9274d19230991a09ce2d48be5e348142aae9944973af76

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\Network Persistent State

Filesize
704B

MD5
7873814c57b9a3abef5d5124d3eb1a06

SHA1
99398abdd7daba2732cc53b7e62306b09b330eae

SHA256
d38d3c1145186cdca61fccd583507e67caec2d6818e0255a6bf1d9f5e10a6673

SHA512
ecb91ea9531158ae8e2d1678e129b432a17f3a4b544a89fc0208797c2f02566a174bc3ea3194478be8a36f79fe5b0c153aa6a3f1ed8b7a96e1823746c6a388ae

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

Filesize
5KB

MD5
0ad8db04492938a2cd2f9b819da1b193

SHA1
2d19e4034eb51c1f3d31829f53d676c4b92adef2

SHA256
a2d140fb92beff0f07fda5b6aa232136cec09533e4f222393dafcba3da515189

SHA512
9372bc0404b44712d45b0aba9eb861ae0ab412a520afd4a14fee10017a2e937deb64554cf11417a0c91b73b4466f8b8b8661e43876c7b8563a35bc94909c7937

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

Filesize
5KB

MD5
fe75b248242f43b031ecf85e465c37f4

SHA1
e5b085de59ae01014b1bdb38de3e4333a04bfcce

SHA256
cc9e1314b900d190b3ea6ac6cab2870784ff88026dc68e2e7392f98e3b48c5e0

SHA512
5f0be1a12dea40117c6d48a3b71d945fda0d7744a8a263d92f90a8724d9e03084c4dc7595914a25ed155d962bd38aacf37d6b95ec4cef2230fbd21a51cd5af50

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

Filesize
24KB

MD5
fd20981c7184673929dfcab50885629b

SHA1
14c2437aad662b119689008273844bac535f946c

SHA256
28b7a1e7b492fff3e5268a6cd480721f211ceb6f2f999f3698b3b8cbd304bb22

SHA512
b99520bbca4d2b39f8bedb59944ad97714a3c9b8a87393719f1cbc40ed63c5834979f49346d31072c4d354c612ab4db9bf7f16e7c15d6802c9ea507d8c46af75

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
19a38ff7833a5d87301875c7867dc5f4

SHA1
2ecf602edae6e5d74d0db32f014ef1554da7d7ae

SHA256
a3fb22a4ff99cd7b64016b9376dd8a3b0df7f49de8eb9fe88b663c9156b6d227

SHA512
6c81a31f1b7c24c80df7aa2b6b0b99c5203dad6041a2de3160980ef311e847e092ecee2445743b24cce3bdfbf8824f2ae0397057620543814a0e0b8f4eabfb90

Download Submit