mercurialgrabber | hxxps://gofile[.]io/d/hlM1WQ

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	ImpactFixer.exe

Downloads MZ/PE file

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools	ImpactFixer.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ImpactFixer.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	ImpactFixer.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
66	ip4.seeip.org

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ImpactFixer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	ImpactFixer.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Checks SCSI registry key(s) 3 TTPs 1 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S	ImpactFixer.exe

Enumerates system info in registry 2 TTPs 7 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation	ImpactFixer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer	ImpactFixer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName	ImpactFixer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0	ImpactFixer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\Unconfirmed 990926.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4740	msedge.exe
4740	msedge.exe
3704	msedge.exe
3704	msedge.exe
4852	identity_helper.exe
4852	identity_helper.exe
3320	msedge.exe
3320	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs

pid	Process
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	ImpactFixer.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe
3704	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 1904	3704	msedge.exe	84
PID 3704 wrote to memory of 1904	3704	msedge.exe	84
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4848	3704	msedge.exe	85
PID 3704 wrote to memory of 4740	3704	msedge.exe	86
PID 3704 wrote to memory of 4740	3704	msedge.exe	86
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87
PID 3704 wrote to memory of 3308	3704	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://gofile.io/d/hlM1WQ
1⤵
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3704
- 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,0x100,0x104,0xd8,0x108,0x7ffd480846f8,0x7ffd48084708,0x7ffd48084718
  2⤵
  PID:1904
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2148 /prefetch:2
  2⤵
  PID:4848
- 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=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2200 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4740
- 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=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
  2⤵
  PID:3308
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=3332 /prefetch:1
  2⤵
  PID:620
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=3356 /prefetch:1
  2⤵
  PID:1616
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2820 /prefetch:1
  2⤵
  PID:4564
- 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=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4988 /prefetch:8
  2⤵
  PID:3740
- 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=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4988 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4852
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=5116 /prefetch:1
  2⤵
  PID:4520
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=5252 /prefetch:1
  2⤵
  PID:4660
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=5476 /prefetch:1
  2⤵
  PID:4636
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --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=4688 /prefetch:1
  2⤵
  PID:1716
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1776 /prefetch:1
  2⤵
  PID:4356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5404 /prefetch:8
  2⤵
  PID:1356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2820 /prefetch:1
  2⤵
  PID:2760
- 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.UtilReadIcon --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6028 /prefetch:8
  2⤵
  PID:4492
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2096,3437055459346820547,12136517674740320609,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5784 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3320
- C:\Users\Admin\Downloads\ImpactFixer.exe
  "C:\Users\Admin\Downloads\ImpactFixer.exe"
  2⤵
  - Looks for VirtualBox Guest Additions in registry
  - Looks for VMWare Tools registry key
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Maps connected drives based on registry
  - Checks SCSI registry key(s)
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2844

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1132

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion