aecf78441b2862cc1939963e30bbb56a9226a2c6fb50fac4ec70005189594915

Analysis

max time kernel
21s
max time network
14s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
20/04/2024, 14:31

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General

Target

DownloadManager.html
Size

1KB
MD5

ea50af6dbe4ea38c2b60abeb04266948
SHA1

200d9a077277b8a0018abce1690089550dfeb892
SHA256

aecf78441b2862cc1939963e30bbb56a9226a2c6fb50fac4ec70005189594915
SHA512

01d1f41311c38ac0e2735db08c3a51842f0a7d76a4495601fb25acd2ea30665b2058efd165c9398be3e1538bdc99503a37bfd375760833e49117ff0bc125dcf1

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 8 IoCs

pid	Process
1628	msedge.exe
1628	msedge.exe
1756	msedge.exe
1756	msedge.exe
1504	msedge.exe
1504	msedge.exe
4768	identity_helper.exe
4768	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe
1756	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 4916	1756	msedge.exe	79
PID 1756 wrote to memory of 4916	1756	msedge.exe	79
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 2852	1756	msedge.exe	80
PID 1756 wrote to memory of 1628	1756	msedge.exe	81
PID 1756 wrote to memory of 1628	1756	msedge.exe	81
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82
PID 1756 wrote to memory of 4600	1756	msedge.exe	82

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\DownloadManager.html
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:1756
- 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=0x10c,0x110,0x114,0xdc,0x118,0x7ffc0b4b3cb8,0x7ffc0b4b3cc8,0x7ffc0b4b3cd8
  2⤵
  PID:4916
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1920 /prefetch:2
  2⤵
  PID:2852
- 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=1924,13245274565611060881,15241285890800833540,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2080 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1628
- 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=1924,13245274565611060881,15241285890800833540,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2568 /prefetch:8
  2⤵
  PID:4600
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=3192 /prefetch:1
  2⤵
  PID:1828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=3200 /prefetch:1
  2⤵
  PID:3548
- 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=1924,13245274565611060881,15241285890800833540,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4008 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1504
- 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=1924,13245274565611060881,15241285890800833540,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5368 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4768
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=5112 /prefetch:1
  2⤵
  PID:1412
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=4008 /prefetch:1
  2⤵
  PID:3856
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=5576 /prefetch:1
  2⤵
  PID:2676
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1924,13245274565611060881,15241285890800833540,131072 --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=5600 /prefetch:1
  2⤵
  PID:1824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5096

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
57e5c5a9236321d336e2c8ce1eeff844

SHA1
8fd4288af72ba3f7a0ecc5583a9265723fefc096

SHA256
ae6496cf397848bf3139858deaf567e3df991bab5a7704a0fa7aae95474872d7

SHA512
bc3f24afe6ce0494022d8201a01a60239ac5cfee54e0650a337036817056424b418cb636d58d07e5034dffe2226906202b56509e4cc07562c0b60f618c420080

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

Filesize
152B

MD5
493e7e14aceba0ff1c0720920cccc4a2

SHA1
468f39cefbcf14a04388b72d4f02552649bf3101

SHA256
a0dd32ed60115f661a4ca537472e0d4e230ff844d56a3db766299cf4cd817842

SHA512
e16c748e4513ea10bf7124cef7b50dc5f3a1802205af9228e0c33fdbf3c24286739db08db4b813079ed7cc36be43d7457f4c26f00ae3126a2fafd77d2696107a

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

Filesize
5KB

MD5
2958c3a6eb9fc53120e493427b186897

SHA1
d4093245629b12f865f51e806f158db8ac267701

SHA256
510e4b56bad9e12c9667cf3ff57c8a711d16ee1d316eab693872aa1644629054

SHA512
742b4b5d61a96c0aad199a8fd54c7fb4a8523e80c2c5ff11dd774f4030aad901115c51ceeeebfd18139f260c320bd9b88e7ce7e51602ad5a74e3da01392e0a24

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

Filesize
6KB

MD5
4007531a97cb1f22151f01f2855b7227

SHA1
fd03107ef9c3a013e18ff07a68b01b302226235d

SHA256
cec84f15249453669a49c8777aa4afe1433fde061bcef57a70a04b5fb592e8b1

SHA512
c493500b3b7d9df88c17b4e1cdce6602eef6f149f682034a54e9bca1eb56c4a9f4aec8add62f71d137da37a8043599d8184506ce4cdaecd0b8bdcf6804de3344

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
27cd600f108a3a807b7d1f5145a50f7c

SHA1
16a0a789767a1cca0206b7663d992c4d85689a32

SHA256
88b7b4fe8321902779288db694e44c3d80bd8b2e7f198ee376741dfbeae2d4ed

SHA512
63f7804dca8aaa3824387037c4d9f2e21920dc922bc51d5f5f826e32da66472477a31adb4d1e69798f790df607971fdcac0218afefbf6aa325a7d2b358c073a5

Download Submit