hxxp://constancia-rfc[.]info

Resubmissions

12/01/2024, 20:36

240112-zdjqkaehem 1

12/01/2024, 19:25

240112-x5akvsegb5 1

12/01/2024, 17:37

240112-v7njdsdca3 1

12/01/2024, 17:33

240112-v481xsdbc6 1

Analysis

max time kernel
240s
max time network
244s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 17:37

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General

Target

http://constancia-rfc.info

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
1884	msedge.exe
1884	msedge.exe
4180	msedge.exe
4180	msedge.exe
2196	identity_helper.exe
2196	identity_helper.exe
1732	msedge.exe
1732	msedge.exe
1732	msedge.exe
1732	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 3568	4180	msedge.exe	14
PID 4180 wrote to memory of 3568	4180	msedge.exe	14
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 2604	4180	msedge.exe	28
PID 4180 wrote to memory of 1884	4180	msedge.exe	18
PID 4180 wrote to memory of 1884	4180	msedge.exe	18
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19
PID 4180 wrote to memory of 5036	4180	msedge.exe	19

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,0x100,0x104,0xd8,0x108,0x7ffb5a7646f8,0x7ffb5a764708,0x7ffb5a764718
1⤵
PID:3568

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://constancia-rfc.info
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:4180
- 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=2120,7735329629370173516,11741256801441286090,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2412 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1884
- 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=2120,7735329629370173516,11741256801441286090,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2884 /prefetch:8
  2⤵
  PID:5036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=3308 /prefetch:1
  2⤵
  PID:1244
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=3292 /prefetch:1
  2⤵
  PID:1548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
  2⤵
  PID:2604
- 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=2120,7735329629370173516,11741256801441286090,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5128 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2196
- 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=2120,7735329629370173516,11741256801441286090,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5128 /prefetch:8
  2⤵
  PID:2180
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=180 /prefetch:1
  2⤵
  PID:1140
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=4716 /prefetch:1
  2⤵
  PID:4732
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=3404 /prefetch:1
  2⤵
  PID:2072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=3908 /prefetch:1
  2⤵
  PID:2184
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,7735329629370173516,11741256801441286090,131072 --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=1820 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1732

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4216

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4392

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:4732

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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