hxxps://sumdexa[.]com/

Analysis

max time kernel
40s
max time network
43s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
22/02/2024, 21:07

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General

Target

https://sumdexa.com/

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
1540	msedge.exe
1540	msedge.exe
4328	msedge.exe
4328	msedge.exe
4384	identity_helper.exe
4384	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 12 IoCs

pid	Process
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe
4328	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 3772	4328	msedge.exe	88
PID 4328 wrote to memory of 3772	4328	msedge.exe	88
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1956	4328	msedge.exe	89
PID 4328 wrote to memory of 1540	4328	msedge.exe	91
PID 4328 wrote to memory of 1540	4328	msedge.exe	91
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90
PID 4328 wrote to memory of 4536	4328	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://sumdexa.com/
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:4328
- 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,0x100,0x104,0xd8,0x108,0x7ff897fd46f8,0x7ff897fd4708,0x7ff897fd4718
  2⤵
  PID:3772
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
  2⤵
  PID:1956
- 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=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2744 /prefetch:8
  2⤵
  PID:4536
- 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=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2320 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1540
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=3368 /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=2092,16787744418378543870,3762290933142802340,131072 --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=3352 /prefetch:1
  2⤵
  PID:464
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=4824 /prefetch:1
  2⤵
  PID:4492
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=3924 /prefetch:1
  2⤵
  PID:980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=5128 /prefetch:1
  2⤵
  PID:2224
- 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=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5768 /prefetch:8
  2⤵
  PID:4244
- 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=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5768 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4384
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=5500 /prefetch:1
  2⤵
  PID:3412
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=5424 /prefetch:1
  2⤵
  PID:632
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=5156 /prefetch:1
  2⤵
  PID:1476
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2268 /prefetch:1
  2⤵
  PID:2336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --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=3476 /prefetch:1
  2⤵
  PID:2628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5276 /prefetch:1
  2⤵
  PID:1924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,16787744418378543870,3762290933142802340,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3700 /prefetch:1
  2⤵
  PID:5056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3960

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2724

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
d62cefeb0c8fbab806b3b96c7b215c16

SHA1
dc36684019f7ac8a632f5401cc3bedd482526ed7

SHA256
752b0793cf152e9ea51b8a2dc1d7e622c1c1009677d8f29e8b88d3aa9427dd01

SHA512
9fc3968fec094be5ca10a0d927cb829f7f8157425946ebd99a346b7e63c977cb3f37560af1a4bc8f87ab19b43b3ed86fd5b37f89d1a9b2dc86e3c73142c3065b

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

Filesize
152B

MD5
7ee1c6757da82ca0a9ae699227f619bc

SHA1
72dcf8262c6400dcbb5228afcb36795ae1b8001f

SHA256
62320bde5e037d4ac1aa0f5ff0314b661f13bb56c02432814bffb0bd6e34ed31

SHA512
dca56a99b7463eddf0af3656a4f7d0177a43116f401a6de9f56e5c40a49676cea5c38b6c458f426c6bff11165eec21104cfa9ca3e38af39d43188b36d3f22a0f

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
6KB

MD5
f42e1592d156f53b918d15292abe8ec8

SHA1
4e071ac868cd46957d83b6183c53162806528ef5

SHA256
50a5a4b87632a3dcbffda95427a0aed43b8a9192ef665c5be2a09614bc5e3e47

SHA512
417a161bcfb197d51fc1f968c32b529626483bbf703dd7800df3f3fba20927bbc494e92bf7fa9f31e0f9c3d190271a0c6bea7dee07e178bceb34f2b86bea0a08

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

Filesize
6KB

MD5
7a6f10c5d100646ab0f880cda16e6f85

SHA1
bf55aa651e961afe9357497adcf1c29b7755edac

SHA256
beed2bda0187175dfca5f93396976118daaeb24914547789709a024d665da888

SHA512
7c352251483dabef848f4a3088a8f6f444e0aa34d3788cd4d3eacac868a1f253b3759aec579897dcd20fa310c07b54bf45daf215748c70bbbc0b228e4c8c25c6

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
11KB

MD5
941695b57984ec0b59b0bd6394bcba99

SHA1
853da21c90be1d1e2704611e1898806026137056

SHA256
7f1d616fb67607c596e91ae68b0819116747a2bb780fe03ac8912df9c1dde9ad

SHA512
1c712a2270226d4cc3c11db947d5fa2870c7fcbee07520870d1876e2cdf99bf3076a06f594b2965bdd86cc67b56e65258ee8c08c9596044e3e40d7fc70c904cc

Download Submit