hxxps://www[.]engineowning[.]su/DownloadMaster/dl[.]php

Analysis

max time kernel
12s
max time network
11s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
28/08/2024, 22:27

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General

Target

https://www.engineowning.su/DownloadMaster/dl.php

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 8 IoCs

pid	Process
1284	msedge.exe
1284	msedge.exe
3636	msedge.exe
3636	msedge.exe
1252	identity_helper.exe
1252	identity_helper.exe
244	msedge.exe
244	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe
3636	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 1744	3636	msedge.exe	81
PID 3636 wrote to memory of 1744	3636	msedge.exe	81
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 3664	3636	msedge.exe	82
PID 3636 wrote to memory of 1284	3636	msedge.exe	83
PID 3636 wrote to memory of 1284	3636	msedge.exe	83
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84
PID 3636 wrote to memory of 1552	3636	msedge.exe	84

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.engineowning.su/DownloadMaster/dl.php
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:3636
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff965c73cb8,0x7ff965c73cc8,0x7ff965c73cd8
  2⤵
  PID:1744
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1936 /prefetch:2
  2⤵
  PID:3664
- 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=1924,14487937396784765398,13760991829990104174,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2356 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1284
- 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=1924,14487937396784765398,13760991829990104174,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2616 /prefetch:8
  2⤵
  PID:1552
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=3216 /prefetch:1
  2⤵
  PID:944
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=3232 /prefetch:1
  2⤵
  PID:2216
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1252
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=4960 /prefetch:1
  2⤵
  PID:1056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=5212 /prefetch:1
  2⤵
  PID:3740
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=3300 /prefetch:1
  2⤵
  PID:896
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --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=3264 /prefetch:1
  2⤵
  PID:4296
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1924,14487937396784765398,13760991829990104174,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5288 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:244

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2404

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4544

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
3e681bda746d695b173a54033103efa8

SHA1
ae07be487e65914bb068174b99660fb8deb11a1d

SHA256
fee5f7377e5ca213c1d8d7827b788723d0dd2538e7ce3f35581fc613fde834c2

SHA512
0f4381c769d4ae18ff3ac93fd97e8d879043b8ec825611db27f08bd44c08babc1710672c3f93435a61e40db1ccbf5b74c6363aaaf5f4a7fc95a6a7786d1aced8

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

Filesize
152B

MD5
9f081a02d8bbd5d800828ed8c769f5d9

SHA1
978d807096b7e7a4962a001b7bba6b2e77ce419a

SHA256
a7645e1b16115e9afec86efa139d35d5fecc6c5c7c59174c9901b4213b1fae0e

SHA512
7f3045f276f5bd8d3c65a23592419c3b98f1311c214c8e54a4dfe09122a08afb08ab7967b49bd413bc748ce6363658640bc87958d5e0a78974680a8f9beadf44

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

Filesize
5KB

MD5
608985c197ef9130e7f4b055b80e3003

SHA1
93c3fba87cccc74bbdcdcccbe4f0359928bb104b

SHA256
bea0279dec2b32708cc3b7d13182bdc0dec04e826695b720c97a147950703c2b

SHA512
cee20d3c250cbcbf16e8d35fec432887ed70c004044942a4b1b14495239687b6929369a79caf1a38bf3c3a1fe63d8c019248eef9b5b0b4d0ef96a22d33f584bd

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

Filesize
6KB

MD5
566ce0bed3b3de63a2389f45204ff997

SHA1
eb668e084537497eaba3e47b38df404709dc1d52

SHA256
bbe5486c3e874ecb099e8aeddc1cb971b26d5fb4ce9a0c6f298e4cf1cfeaba85

SHA512
9b338ce378c32990b95b8f7373d533d1435d48fbd10446f09bf74e7cb944c5c9de1328cac0e3c0f0e9157e251ae2a9dae64d17774e38c3ab7ea2183a677353c8

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\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\Local State

Filesize
11KB

MD5
b7902cce97ae6605c772f59fad9bcd36

SHA1
95317fc92d38339c320bf03dad1a4c643e7c9aa1

SHA256
1c523f85e8e915485a5e392c8c2e312db47feef8a1c00765e1ae105fae294517

SHA512
f05a0e7ae97b3ecb3070e0cd9139923f36f05c411e589c544567fd4e70e5850a32a77d98cc22adb1bd0bf5d130f6dda974e5af8cd52e81792483b50216c19241

Download Submit