f9f9946c84f10ddda6fbf9823bbf475c2a7cdf89a9ed24915640c7893cb4d104

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/06/2024, 07:29

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General

Target
FlowDoor.vhdx
Size 164.0MB
Sample240609-jbqs4agd34
SHA256 f9f9946c84f10ddda6fbf9823bbf475c2a7cdf89a9ed24915640c7893cb4d104
MD5 5a2d06fe7945d7da1ebd3cc08dc29020
SHA1 8e84db72000e57036d23846c4531f6b96d90ce4f
SHA512 56be959cdd6a3402bdd0f16b5df19bf794693f9a19469b2839f7db4ec8f3f4e76739aa5bd56e3a23da38c8ee1217ed0c8f0d0d0bab619f6b138d6547fa743ba6
SSDEEP 3072:7/pcGnh3vs/InbrTIHvPnHmC5irCuMo/+ncoZZihnhWzm:zrZn7y/EGuH/cpiOz
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

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

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2568	msedge.exe
2568	msedge.exe
1548	msedge.exe
1548	msedge.exe
3168	identity_helper.exe
3168	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe
1548	msedge.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5040	OpenWith.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 4640	1548	msedge.exe	100
PID 1548 wrote to memory of 4640	1548	msedge.exe	100
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2360	1548	msedge.exe	101
PID 1548 wrote to memory of 2568	1548	msedge.exe	102
PID 1548 wrote to memory of 2568	1548	msedge.exe	102
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103
PID 1548 wrote to memory of 4808	1548	msedge.exe	103

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\FlowDoor.vhdx
1⤵
- Modifies registry class
PID:3104

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
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:1548
- 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=0x11c,0x120,0x124,0xf8,0x128,0x7ffb51e246f8,0x7ffb51e24708,0x7ffb51e24718
  2⤵
  PID:4640
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2160,15100968775568755452,8750756627740629754,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
  2⤵
  PID:2360
- 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=2160,15100968775568755452,8750756627740629754,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2568
- 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=2160,15100968775568755452,8750756627740629754,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:8
  2⤵
  PID:4808
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15100968775568755452,8750756627740629754,131072 --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=3408 /prefetch:1
  2⤵
  PID:4596
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15100968775568755452,8750756627740629754,131072 --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=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3460 /prefetch:1
  2⤵
  PID:224
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15100968775568755452,8750756627740629754,131072 --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=1988 /prefetch:1
  2⤵
  PID:3036
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15100968775568755452,8750756627740629754,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4752 /prefetch:1
  2⤵
  PID:4944
- 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=2160,15100968775568755452,8750756627740629754,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3408 /prefetch:8
  2⤵
  PID:1400
- 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=2160,15100968775568755452,8750756627740629754,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3408 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3168

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1616

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1144

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

settings.dat

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Size 152B
SHA256 c8077a9fc79e2691ef321d556c4ce9933ca0570f2bbaa32fa32999dfd5f908bb
MD5 a8e767fd33edd97d306efb6905f93252
SHA1 a6f80ace2b57599f64b0ae3c7381f34e9456f9d3
SHA512 07b748582fe222795bce74919aa06e9a09025c14493edb6f3b1f112d9a97ac2225fe0904cac9adf2a62c98c42f7877076e409803014f0afd395f4cc8be207241
MD5 SHA1 SHA512

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settings.dat

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Size 152B
SHA256 247d0658695a1eb44924a32363906e37e9864ba742fe35362a71f3a520ad2654
MD5 439b5e04ca18c7fb02cf406e6eb24167
SHA1 e0c5bb6216903934726e3570b7d63295b9d28987
SHA512 d0241e397060eebd4535197de4f1ae925aa88ae413a3a9ded6e856b356c4324dfd45dddfef9a536f04e4a258e8fe5dc1586d92d1d56b649f75ded8eddeb1f3e2
MD5 SHA1 SHA512

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 5KB
SHA256 b81f902dfff07c0ab6655302a91e795f9c86a7d7fed6a9368fb322117c3d566b
MD5 42f1f23c048108d1a61222d73150fe84
SHA1 8ea6d62d9d0082f75dfbc0e770d98d0596f30434
SHA512 460628c4e0ea0a1d8019756efab21210a93f31fdafed56468c32a9e1918c880e5f62b6c07a80df8d02c9fd08cc124f0d94273d6ea8bca2c3f5f8c607a486b35d
SSDEEP 96:nRkpI1rhwpvWMoiVmdeHBrzdFZ6UWQyV+VDCziEwb:nRk+BhGWMXyro
MD5 SHA1 SHA512 SSDEEP

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 762128958f4885ee07174ceab79714186e79650954c1c3e06b9b2026b77b1936
MD5 f2c69e4a8c00bbf70fe368dd88a7fc73
SHA1 33d9e090f35911b1bab62b16517f3e9579579ab9
SHA512 12148b29498886e0cfda2dd3b6ef7eed626df6b9aafd00ae6eccf0f5c8b828dd7fe0f5c08c9a17726f07fab6364a7bb5e7178e46bfbd54ad57870c785ae0cc61
SSDEEP 96:nRkUI1rhwpvWMoiVmdeHBrz7KFZ6UWQyV+VD7AiEwb:nRklBhGWMXRrg
MD5 SHA1 SHA512 SSDEEP

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 7ad9c1d5bf3fef3ff773370555324a886d2a0b90463a76d0e6a06a88d43a1d6f
MD5 74e6ad68a79db646bb4f4eed1bf2aa77
SHA1 0bd57c9ec58f18626847aa1176bd14a6d08acc12
SHA512 81a5f12d3d8ce43529e31d32e8e1816793c12f28d373be75b646a63aa93759b2c5e02dae1cc43d5db67c5655c5d652b070faf3c64fcbf56f358c2fc9ea6c6d98
SSDEEP 96:nRkzI1rhwpvWMoiVmdeHBrzdcFZ6UWQyV+VD7AiEwb:nRk0BhGWMXNrg
MD5 SHA1 SHA512 SSDEEP

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CURRENT

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
Size 16B
SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
MD5 46295cac801e5d4857d09837238a6394
SHA1 44e0fa1b517dbf802b18faf0785eeea6ac51594b
SHA512 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
MD5 SHA1 SHA512

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CURRENT

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
Size 16B
SHA256 1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
MD5 206702161f94c5cd39fadd03f4014d98
SHA1 bd8bfc144fb5326d21bd1531523d9fb50e1b600a
SHA512 0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145
MD5 SHA1 SHA512

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Local State

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Size 10KB
SHA256 18922478df9c6607ec78d369921ae2af8af4a8e9b9d786810479a7460a74a5f4
MD5 8aaf1bb198e483c7f45d30dd341a4943
SHA1 b62b7deabf4a4223e7f82b328476bbcd5368490c
SHA512 771c3b5fed778770a0d1455112834914cfb30c7bc22a0399018476b2dac0eb5264cccead3ec646dc0398084e8daad9f6740a8ecddbfe288a4234e2df95b0f414
SSDEEP 192:YoCL/Pgu90RZj8Sr6FA4ZiIxuERzA83h09RZxAexupqHWe2RULMj203z2OMDCRHE:A9iIxuERzA83h09RZxYqH4hy0aOMWRHE
MD5 SHA1 SHA512 SSDEEP

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Local State

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Size 10KB
SHA256 5bd9ba7bbce0abf4712174736121353b6ff04e84db89bbd447848e240ccbbbbf
MD5 e6faffa3387a864ccc3922dc618b802f
SHA1 ae3386f812c94bbd572ff724dada61783123f5b2
SHA512 fd99d8cb45029832b02825aa1423b160c78afff8f2a86c6cc1555cbf5435a2fab2f5fc870773785cc04891c58930e06162dd28aa8d59339e3fd46dc9b9f3e43c
SSDEEP 192:roCL/Pgu90RZj8Sr6FA4ZiIxuERzA83h09RZxAexupqHWe2RULMj2/3z2OMDCRHE:b9iIxuERzA83h09RZxYqH4hy/aOMWRHE
MD5 SHA1 SHA512 SSDEEP

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