e21d58bd08e5380dbac2aa665c0371f126dab74a4420cc949fa1c1a16e860c92

Analysis

max time kernel
145s
max time network
141s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
22/02/2024, 15:25

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General

Target
doc/weka/associations/DefaultAssociationRule.METRIC_TYPE.html
Size 22KB
Sample240222-stwlqsbf2y
SHA256 bb3e45b71c2e13d99cd804af4e5c8a7f711d71b29f5ca7fabb57eb0752cdb3a9
MD5 1a24cbf3652f4d703463536291610569
SHA1 0b725aa09e36f62a0a018c462eec8e08087b75cc
SHA512 1e61812e592666d3ed44b4f3d199b9606b640deb716631ed134524826058998e70d4e724eaa54e010534284d35a62b261c6f1fb9b9c7f279322dae100260501a
SSDEEP 384:zciYPYyq23PskWxvKdSnX/Wbak+XX+IdlDeBpbhqYB3uPwJuP7OBd8uPKuPm:zciYPYEPaYbakjIzoS
MD5 SHA1 SHA512 SSDEEP

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 12 IoCs

pid	Process
4596	msedge.exe
4596	msedge.exe
1904	msedge.exe
1904	msedge.exe
2800	identity_helper.exe
2800	identity_helper.exe
2520	msedge.exe
2520	msedge.exe
4508	msedge.exe
4508	msedge.exe
4508	msedge.exe
4508	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 3852	1904	msedge.exe	79
PID 1904 wrote to memory of 3852	1904	msedge.exe	79
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4664	1904	msedge.exe	82
PID 1904 wrote to memory of 4596	1904	msedge.exe	80
PID 1904 wrote to memory of 4596	1904	msedge.exe	80
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81
PID 1904 wrote to memory of 3388	1904	msedge.exe	81

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\doc\weka\associations\DefaultAssociationRule.METRIC_TYPE.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:1904
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffb82f03cb8,0x7ffb82f03cc8,0x7ffb82f03cd8
  2⤵
  PID:3852
- 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=1888,2718781318004546553,10087854894941945265,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2360 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4596
- 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=1888,2718781318004546553,10087854894941945265,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2772 /prefetch:8
  2⤵
  PID:3388
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1916 /prefetch:2
  2⤵
  PID:4664
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=3232 /prefetch:1
  2⤵
  PID:2812
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=3200 /prefetch:1
  2⤵
  PID:2996
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5068 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2800
- 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.UtilWin --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5360 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2520
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=5368 /prefetch:1
  2⤵
  PID:3500
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=5376 /prefetch:1
  2⤵
  PID:4008
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=5124 /prefetch:1
  2⤵
  PID:4076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=3348 /prefetch:1
  2⤵
  PID:1740
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1888,2718781318004546553,10087854894941945265,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5564 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4508

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4064

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1848

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 2e5d6a5eeb72575f974d5fa3cdff7ad4d87a361399ffdd4b03f93cdbdec3a110
MD5 c65e704fc47bc3d9d2c45a244bb74d76
SHA1 3e7917feebea866e0909e089e0b976b4a0947a6e
SHA512 36c3be0e5fbc23c5c0ad2e14cfb1cf7913bea9a5aeb83f9f6fcf5dbc52a94d8ccb370cef723b0cda82b5fba1941b6a9ff57f77ff0076a2c5cf4250711e3dd909
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 a241c88bb86182b5998d9818e6e054d29b201b53f4f1a6b9b2ee8ba22dd238dc
MD5 5c3ea95e17becd26086dd59ba83b8e84
SHA1 7943b2a84dcf26240afc77459ffaaf269bfef29f
SHA512 64c905e923298528783dc64450c96390dc5edbda51f553c04d88ee944b0c660b05392dc0c823d7fb47f604b04061390b285f982dfcc767c8168ccb00d7e94e21
MD5 SHA1 SHA512

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 279bafd55c21618b2cbea39f13d3b5b808a61f69c3340ad097be9f34cce35cf4
MD5 5e6dc40612ced09985a30a1ba7583cea
SHA1 44b467374a4070c008e61121b7cdb9333deec2ea
SHA512 8bf21382ae6ee4ab0ba696e4c5d3cf9ca603ff22b447b5fe42ec17d4757d2204bf9e59708d5beadaf87948cfdf5710c217a63f7c7b73935ead8726f379a5078c
SSDEEP 96:nOk3nVSxm/FQYmtIwHkaO0wSv0MoiVmdHIvUJjR0WQyV+VpziX3wI3:nOk3VPOdHkaNv0MAIvyjRLx93
MD5 SHA1 SHA512 SSDEEP

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 b78706ca53b8b5cb733f58d818e8b146860feee3874882ef9388cbcbaffeacfc
MD5 eb87e371a7afd8d71465d06c22876c53
SHA1 3c3330060525bbbc4955912324200bdea6d16686
SHA512 53847c9bdcee8978efb69e5eeaf261fdafe47c0c9c183631277fe93ba629bc84b5db53e478be3d1599d0d67ced8ea207b76a172cb472c597f59ea3485e0091fc
SSDEEP 96:nOk3NSxm/FnmtIwHkSO0wSv0MoiVmdHIvUJjR0YQyV+VpAiX3wI3:nOk3NP8dHkSNv0MAIvyjR1e93
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 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
MD5 6752a1d65b201c13b62ea44016eb221f
SHA1 58ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA512 9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
MD5 SHA1 SHA512

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Local State

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Size 11KB
SHA256 e1e8516f139d16e23aee36677a631aabb08746859b8f36964b18585ef9897acb
MD5 74833263060b7c3f1247f8bb404e9431
SHA1 e7c43f71117e612d8219bceca8a76b776c9cc8f2
SHA512 4b7ffe5e27bee36a4e1c942dc8f951efd5e9c7217e2fc57ab2b6e07677d48a676068772f5832d40efb5dfc89212e1a3631efed665b737244593b0d3f3340af02
SSDEEP 192:coCL/Pgu90RZj8Sr6FA4ZiIxuERzA83h09RZxASG2idDe2RUPnnRyWPYdE7Eu/Pq:M9iIxuERzA83h09RZxASGDdTyhYdE7Zi
MD5 SHA1 SHA512 SSDEEP

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default.exc

Path C:\Users\Admin\AppData\Roaming\Microsoft\Spelling\en-US\default.exc
Size 2B
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
MD5 SHA1 SHA512

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