bc738054285801d569aa659000758eb5fdf1959b59a72907c87facd38a0d00a9

Analysis

max time kernel
163s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 09:52

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General

Target

liba52tofloat32_plugin.dll.svn-base?id=e3b43bd36fd50840467669364014ee53553872c1.html
Size

418KB
MD5

87c8f14a14b6f9a069b13e83df03dab9
SHA1

5e7cbe4dba3270bf53039acac4cac1a97aa4c0a1
SHA256

bc738054285801d569aa659000758eb5fdf1959b59a72907c87facd38a0d00a9
SHA512

440b35a85e46a273bd125223fde77ed4cc9fdb0988ef081de138dd512712f49bef9cf8c58bdb198de23bb6b004640c137f63b5719b6fc778fd682391b9cd84a8
SSDEEP

3072:Qh/ARYT1qxzY4MknBZme/MtKprmIpGJdPOMQbjG3yDV5py:HlMknB1/MtnIpGJdPOMQbjGCDV5py

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3848	msedge.exe
3848	msedge.exe
4508	msedge.exe
4508	msedge.exe
1076	identity_helper.exe
1076	identity_helper.exe
3904	msedge.exe
3904	msedge.exe
3904	msedge.exe
3904	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe
3848	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3848 wrote to memory of 2708	3848	msedge.exe	83
PID 3848 wrote to memory of 2708	3848	msedge.exe	83
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 2712	3848	msedge.exe	85
PID 3848 wrote to memory of 4508	3848	msedge.exe	86
PID 3848 wrote to memory of 4508	3848	msedge.exe	86
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87
PID 3848 wrote to memory of 1516	3848	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\liba52tofloat32_plugin.dll.svn-base_id=e3b43bd36fd50840467669364014ee53553872c1.html
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:3848
- 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,0x100,0x104,0xd8,0x108,0x7ffee00046f8,0x7ffee0004708,0x7ffee0004718
  2⤵
  PID:2708
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2196 /prefetch:2
  2⤵
  PID:2712
- 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=2184,3487312288536941559,13234584638540644659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2240 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4508
- 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=2184,3487312288536941559,13234584638540644659,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2888 /prefetch:8
  2⤵
  PID:1516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=3232 /prefetch:1
  2⤵
  PID:2820
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=3252 /prefetch:1
  2⤵
  PID:2624
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=5484 /prefetch:1
  2⤵
  PID:4752
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=5500 /prefetch:1
  2⤵
  PID:4540
- 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=2184,3487312288536941559,13234584638540644659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3352 /prefetch:8
  2⤵
  PID:4560
- 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=2184,3487312288536941559,13234584638540644659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3352 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=4968 /prefetch:1
  2⤵
  PID:3076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=5048 /prefetch:1
  2⤵
  PID:1824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,3487312288536941559,13234584638540644659,131072 --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=5492 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3904

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1348

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:684

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
8b1931878d6b8b22142fd7fd614add5c

SHA1
0e20ec0bec5a9fe3b6666c3009626f0420415bc7

SHA256
d78e49cf9c940d8a407fca2338e30b754e4579c64e88932c46c3871f62c15904

SHA512
1e7a63ff7340719736560277601ff43f30937dbd4a1fbacbcb0d72fa708216692a4bb4ba658edf227b767975b430fc94e7c4f0b5dab29bef9483bfcfb38e1cf3

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

Filesize
152B

MD5
70ae4bf8f75c69610c1d00131c1ec28c

SHA1
eab92c184a3b655377f375b1b25ef85fb06c7130

SHA256
9f46453862eb083e85697631455185c0ead19ec86c1ae3d15274c06c9a38731b

SHA512
29299dbc0114f01525bff67ec421a28056905e8f5d21f00502554f446883b6086f8b9a2c27a591f364077da17c21438910b8dbf163a59f6f80272eb7d5f05c68

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

Filesize
6KB

MD5
27ad69f1a92f62e17add70f903df72bb

SHA1
3e41cd00b15e17b5e6c52a4d88f2dd0a973a177c

SHA256
00a93bd237ede8a1a6e371ed74a168333565bc9eb6eea72f2380a3620febd1d9

SHA512
413591f8eb9d3ee23b68864dae85ef2f9e5f7998d51eb6aec2e9d9eb65b52ae708a8c500266c2633a63982aae4f002e64936b0f04abc1bc26406bc061e1dd5d3

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

Filesize
6KB

MD5
8763f35cc06e011bc835b8fd2774ab08

SHA1
5efddea9338f89ca7c7a2491794d2115ad2503f1

SHA256
349631056f09a9a0f5d21192a5ce1cdb763348c6874ccc049f2452da8b9cdd43

SHA512
da21638575a8f7d02d30fa22c7b5fe5b567cea97b537d8a345a5b64601304b269230098f593f42eecb9ef3c5cb0bbe5239706970205bf74b8f4abd7c162a843c

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

Filesize
6KB

MD5
a5b2229ad87532a387363b2be996008f

SHA1
30a3a0292c1ce220d7b089f4aff257528169c6a1

SHA256
4061fd55f3ee76aeb3a3f5445fb1351b7ea50c01f8b2c814c868a37ee9c76b70

SHA512
52fea50ee7e64520656a0110789eb4a5ea38e96ec40365d9101929b195e88b7b41e3a5587916e2bbb82614f29522a45d36d4091fe403c621db108ccfa8733625

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
11KB

MD5
461ea3e33c167fe7b575435ecc21cb4c

SHA1
9efc8eb0f01016ee71d3c34aab26e469183bc323

SHA256
b488f67ba640a65718d706a7dfe3778a8c8a02f08e916c08f986816298d69fd3

SHA512
57febc4158d06a7d1864ef01ac5879c42774e71f210b02af9b647a7566b0075cdc6947083af8523bed7506ff5af5c95b09e7a64afdf1f05a7d3d0ab90665cf51

Download Submit