hxxp://zoom[.]rfil[.]de/5aa81268-d74b-409d-9497-1a0644e7a13d

Analysis

max time kernel
12s
max time network
14s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/04/2024, 08:33

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General

Target

http://zoom.rfil.de/5aa81268-d74b-409d-9497-1a0644e7a13d

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
5096	msedge.exe
5096	msedge.exe
2700	msedge.exe
2700	msedge.exe
3524	identity_helper.exe
3524	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe
2700	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2672	2700	msedge.exe	85
PID 2700 wrote to memory of 2672	2700	msedge.exe	85
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 220	2700	msedge.exe	87
PID 2700 wrote to memory of 5096	2700	msedge.exe	88
PID 2700 wrote to memory of 5096	2700	msedge.exe	88
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89
PID 2700 wrote to memory of 4372	2700	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://zoom.rfil.de/5aa81268-d74b-409d-9497-1a0644e7a13d
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:2700
- 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,0x100,0x104,0xd8,0x108,0x7ffe0b0646f8,0x7ffe0b064708,0x7ffe0b064718
  2⤵
  PID:2672
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2068 /prefetch:2
  2⤵
  PID:220
- 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=2060,7313373752607424007,7354049923010526773,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2120 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5096
- 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=2060,7313373752607424007,7354049923010526773,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2496 /prefetch:8
  2⤵
  PID:4372
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=3260 /prefetch:1
  2⤵
  PID:1700
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=3268 /prefetch:1
  2⤵
  PID:1544
- 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=2060,7313373752607424007,7354049923010526773,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4676 /prefetch:8
  2⤵
  PID:1292
- 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=2060,7313373752607424007,7354049923010526773,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4676 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3524
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=5160 /prefetch:1
  2⤵
  PID:832
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=2348 /prefetch:1
  2⤵
  PID:4516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=3256 /prefetch:1
  2⤵
  PID:3128
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,7313373752607424007,7354049923010526773,131072 --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=4712 /prefetch:1
  2⤵
  PID:2864

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5020

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
cbec32729772aa6c576e97df4fef48f5

SHA1
6ec173d5313f27ba1e46ad66c7bbe7c0a9767dba

SHA256
d34331aa91a21e127bbe68f55c4c1898c429d9d43545c3253d317ffb105aa24e

SHA512
425b3638fed70da3bc16bba8b9878de528aca98669203f39473b931f487a614d3f66073b8c3d9bc2211e152b4bbdeceb2777001467954eec491f862912f3c7a0

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

Filesize
152B

MD5
279e783b0129b64a8529800a88fbf1ee

SHA1
204c62ec8cef8467e5729cad52adae293178744f

SHA256
3619c3b82a8cbdce37bfd88b66d4fdfcd728a1112b05eb26998bea527d187932

SHA512
32730d9124dd28c196bd4abcfd6a283a04553f3f6b050c057264bc883783d30d6602781137762e66e1f90847724d0e994bddf6e729de11a809f263f139023d3b

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

Filesize
6KB

MD5
5daa9b86ea71fe21e34ae49c68430f95

SHA1
af6be4145dcf5447cadcb19991ec5d71c010723e

SHA256
db0031cbb7814208b37a2d98e6a26b663397bb331727a8d15b202e672b23d8c5

SHA512
72ec934040d19085aba1a12c1cef3e7985be92e135892c2acd4c6f2154d38af503a5f30d81389253371d24c33d7a88def859ccd78693d8a7037139a845fb3d9a

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

Filesize
6KB

MD5
519a0eecbbf94c410674840044766f41

SHA1
777751848e7936b44358c3996ce6b52a4099257f

SHA256
38faf495a4d1c523b45042e3fec5b51a2129b46491e8509d3ffc06a3ab7236a9

SHA512
03cdfab0e99ad4ea827446374e51065abd646d097a8b45ef5f028f9cb4f4bac2bcc43a2789d5d661da73aaa78b2e3bb9dcecc4289903baee814f0e27256cc147

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
7f33b5cd198c010a4232ed4cc87d114a

SHA1
79ab3713ccc7669dfbe6250eeb06fb3ff6d2a710

SHA256
7a3919fabe10122fff173201e7024bbd491a93cf5a4f0586ce9fc8de4b407ab7

SHA512
0d81acdc39e0162824e3e846e5a5cbd293ebbdf463d60cb3b3c3dc0705a0b9a10b28a2dff4bf6c46645ad4bc251f77832a7ad12d6f7df3f9dbf941bb3760e94e

Download Submit