265e00bf3045c8f8ac1ec392f301190e3501fb2ceae5797837776797a6a4b7c8

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 01:32

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General

Target

CFȶ͸V1.4Ѱ.exe
Size

488KB
MD5

24f126b61febea702f1841b03ec1fd3b
SHA1

f3c83487e0c68827909cae2a088a505a1853f3dd
SHA256

d522227503c0219be8abcaaf2b3856e200eed723d06044a3593329724d13bf38
SHA512

e428c0ac6ed3768aa80488328726d960364dd484503587ef54c1642c098cee91e5dbb2ac58dff1454dbea896c39311fea36cf884028fc34e074d4cca6377115c
SSDEEP

12288:jcXN6xZg9VuX6RhO/RQe6mRXcbaM/TcO2:jy6xOVuXshCfVtcbaM/Ta

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\30bad249-1cdf-442b-835e-e011dd53e552.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221126140232.pma	setup.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2484	msedge.exe
2484	msedge.exe
1088	msedge.exe
1088	msedge.exe
2408	identity_helper.exe
2408	identity_helper.exe
2784	msedge.exe
2784	msedge.exe
2784	msedge.exe
2784	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1088	msedge.exe
1088	msedge.exe
1088	msedge.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4808	CFȶ͸V1.4Ѱ.exe
4808	CFȶ͸V1.4Ѱ.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 1088	4808	CFȶ͸V1.4Ѱ.exe	81
PID 4808 wrote to memory of 1088	4808	CFȶ͸V1.4Ѱ.exe	81
PID 1088 wrote to memory of 1292	1088	msedge.exe	82
PID 1088 wrote to memory of 1292	1088	msedge.exe	82
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 1556	1088	msedge.exe	85
PID 1088 wrote to memory of 2484	1088	msedge.exe	86
PID 1088 wrote to memory of 2484	1088	msedge.exe	86
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87
PID 1088 wrote to memory of 4612	1088	msedge.exe	87

C:\Users\Admin\AppData\Local\Temp\CFȶ͸V1.4Ѱ.exe
"C:\Users\Admin\AppData\Local\Temp\CFȶ͸V1.4Ѱ.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.626wg.com/
  2⤵
  - Adds Run key to start application
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1088
- - 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff9713f46f8,0x7ff9713f4708,0x7ff9713f4718
    3⤵
    PID:1292
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2148 /prefetch:2
    3⤵
    PID:1556
- - 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=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2484
- - 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=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2628 /prefetch:8
    3⤵
    PID:4612
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3664 /prefetch:1
    3⤵
    PID:3580
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3676 /prefetch:1
    3⤵
    PID:3608
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5852 /prefetch:8
    3⤵
    PID:856
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5848 /prefetch:1
    3⤵
    PID:5004
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5832 /prefetch:1
    3⤵
    PID:1424
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5844 /prefetch:1
    3⤵
    PID:4588
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1980 /prefetch:1
    3⤵
    PID:1748
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
    3⤵
    - Drops file in Program Files directory
    PID:448
  - - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0xec,0x22c,0x7ff7f9e85460,0x7ff7f9e85470,0x7ff7f9e85480
      4⤵
      PID:4308
- - 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=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5144 /prefetch:8
    3⤵
    PID:4728
- - 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=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5144 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2408
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3336 /prefetch:8
    3⤵
    PID:1916
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,13505316620263096867,1394242706008784242,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --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=7152 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2784

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4356

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

memory/448-158-0x0000000000000000-mapping.dmp

Download
memory/856-149-0x0000000000000000-mapping.dmp

Download
memory/1088-135-0x0000000000000000-mapping.dmp

Download
memory/1292-136-0x0000000000000000-mapping.dmp

Download
memory/1424-153-0x0000000000000000-mapping.dmp

Download
memory/1556-138-0x0000000000000000-mapping.dmp

Download
memory/1748-157-0x0000000000000000-mapping.dmp

Download
memory/1916-162-0x0000000000000000-mapping.dmp

Download
memory/2408-160-0x0000000000000000-mapping.dmp

Download
memory/2484-139-0x0000000000000000-mapping.dmp

Download
memory/2784-163-0x0000000000000000-mapping.dmp

Download
memory/3580-145-0x0000000000000000-mapping.dmp

Download
memory/3608-147-0x0000000000000000-mapping.dmp

Download
memory/4308-159-0x0000000000000000-mapping.dmp

Download
memory/4588-155-0x0000000000000000-mapping.dmp

Download
memory/4612-142-0x0000000000000000-mapping.dmp

Download
memory/4808-132-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download
memory/4808-143-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download
memory/4808-134-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download
memory/4808-133-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download
memory/5004-151-0x0000000000000000-mapping.dmp

Download