hxxp://www[.]avg[.]com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient

Analysis

max time kernel
146s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2023, 07:53

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General

Target

http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient

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
380	msedge.exe
380	msedge.exe
2920	msedge.exe
2920	msedge.exe
1824	identity_helper.exe
1824	identity_helper.exe
2540	msedge.exe
2540	msedge.exe
2540	msedge.exe
2540	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2064	2920	msedge.exe	46
PID 2920 wrote to memory of 2064	2920	msedge.exe	46
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 1104	2920	msedge.exe	87
PID 2920 wrote to memory of 380	2920	msedge.exe	86
PID 2920 wrote to memory of 380	2920	msedge.exe	86
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88
PID 2920 wrote to memory of 2168	2920	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient
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:2920
- 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,0x100,0x104,0xd8,0x108,0x7ffc3d0946f8,0x7ffc3d094708,0x7ffc3d094718
  2⤵
  PID:2064
- 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=2060,10192271475258492403,13721576937732396798,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2376 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:380
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2188 /prefetch:2
  2⤵
  PID:1104
- 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=2060,10192271475258492403,13721576937732396798,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2876 /prefetch:8
  2⤵
  PID:2168
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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:2572
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=3288 /prefetch:1
  2⤵
  PID:1920
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=4884 /prefetch:1
  2⤵
  PID:3324
- 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=2060,10192271475258492403,13721576937732396798,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5684 /prefetch:8
  2⤵
  PID:4408
- 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=2060,10192271475258492403,13721576937732396798,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5684 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=5604 /prefetch:1
  2⤵
  PID:436
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=5616 /prefetch:1
  2⤵
  PID:3384
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=3860 /prefetch:1
  2⤵
  PID:3320
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=5036 /prefetch:1
  2⤵
  PID:3220
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,10192271475258492403,13721576937732396798,131072 --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=1440 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2540

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4876

Network

MITRE ATT&CK Enterprise v6

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
b5f5369274e3bfbc449588bbb57bd383

SHA1
58bb46d57bd70c1c0bcbad619353cbe185f34c3b

SHA256
4190bd2ec2c0c65a2b8b97782cd3ae1d6cead80242f3595f06ebc6648c3e3464

SHA512
04a3816af6c5a335cde99d97019a3f68ade65eba70e4667c4d7dd78f78910481549f1dad23a46ccf9efa2e25c6e7a7c78c592b6ace951e1aab106ba06a10fcd6

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

Filesize
600B

MD5
ba38d4a654b84d41a35a5a9cea802e37

SHA1
9a4c9569f73b10887d7b13cb6b8125325e66ceba

SHA256
42d838cb4c00090bb13c99941e578a13c17ed372961d4640acf034f42d4ee6e9

SHA512
d09cd561ff933993b3f99aa179e8c143069373b13a437d10cf7a32f391db41c4195dc222a676ffe9d41ca7d0208937b6848dc5946bfc10fd96ae614a41a9c841

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
1KB

MD5
030d39d9e480e5701897d9e6a94d7ad4

SHA1
0a27793ba680a959a798064650b06c8566a10531

SHA256
f77b63283fb0b93c1b7c5ab710a958f3dc68a5d5d2e11b8348a9f1ec9c860616

SHA512
7a8819dc64edee2e452e34ae9a8aabcb4ca20386518fc25618459e5124fa8510fd756a7a90327235ef118e3c0f79a1c2664efb9f198f59f200122db91d9fdf92

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

Filesize
6KB

MD5
71eead614cd51570cd98655e79a7c168

SHA1
a3d23017a09d77c05a32a2fc384642af9e701290

SHA256
13429d79c18000f89f43c06352530c8dd87f706aa41b7b6b74bb2b6e3d1c03eb

SHA512
30b339e4e5e15ec9560a09e0efcd9e85de92c43773c3c60f86a7e352d058b73727be0ca8324bd40f92fe143459da43573d762da866892a9534686e3b4b999f5b

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

Filesize
5KB

MD5
e3cce993056f49ddb8d5ae32abd89b88

SHA1
41cb6b31a0f13584a3aa6200eb1777df4b168ab3

SHA256
b38394fe8d44f19f13ecbd3f34a730aea4830e2c195c45d6a7564e6f5b9b21f4

SHA512
6a78c5e1b7ce418a94b036cfe15927a1a1a3e0ccbbfa45eb25716fed3cc614bfa7e6c2b366c3fdbc7ec13c8ef99b3db6394f14de0027511a48a64ed1fbf3aebe

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

Filesize
24KB

MD5
29213338df67d29d6454ee5d61ad3970

SHA1
8c69ca76a2e639060d5ce835a9600e6ea3764a83

SHA256
d29fc0d97fa74d382d0f557ecea4e42b7d50dbce43915bfc0c114c16e532aa51

SHA512
14db25eba8a863d390b97fce4315402ed7c249598ff6c31d5a191b0f71c274eead42ba0658403e744110de072e6ff1cac3bccee1e48875bde6b1fe39a60d2407

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
12KB

MD5
227c174308a8f3850b9318ff4056e858

SHA1
31a50a166fa74e5867bb76c0e617e132904b82ab

SHA256
4d5c3ebe06583a67fb455597119a41b86312065602e462875523a7a6337c34c3

SHA512
ee2b3c630a750dfea811aa41f0a9440cd66737170caa55d9bdd637cc5a71097950425be9ad6e290b279f2dd590642576de5fada9621d38433d228e5a6798677c

Download Submit