e21d58bd08e5380dbac2aa665c0371f126dab74a4420cc949fa1c1a16e860c92

Analysis

max time kernel
145s
max time network
155s
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.html
Size 35KB
Sample240222-stwlqsbf2y
SHA256 3d88ffdb165ee4e719542e8f7b3d558b7eb35f45027ac001bb32c025abb0d99b
MD5 5859fbe4205e85d16e54b63ee72dcdd0
SHA1 bbdb7503036b55b4220ec15b90ff1c39d28875eb
SHA512 8c448ba73f2f2e3d011a90e9655577f0a5adf36beb53d6520abf1d276806ae58e825d6527434a406e234133596510cc9fc65763f6b646f11604b62f4869fcd9c
SSDEEP 384:+ciYPYyq23Po24Wxv0d5kIAAlk+XxL3pw2UQFuPSqkl06PMSMl2/2lgpfAjlkMtI:+ciYPYEP3H8AAlkitbHhFn
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
2728	msedge.exe
2728	msedge.exe
1256	msedge.exe
1256	msedge.exe
3568	msedge.exe
3568	msedge.exe
4892	identity_helper.exe
4892	identity_helper.exe
4084	msedge.exe
4084	msedge.exe
4084	msedge.exe
4084	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe
1256	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1256 wrote to memory of 1820	1256	msedge.exe	80
PID 1256 wrote to memory of 1820	1256	msedge.exe	80
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 4108	1256	msedge.exe	81
PID 1256 wrote to memory of 2728	1256	msedge.exe	82
PID 1256 wrote to memory of 2728	1256	msedge.exe	82
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83
PID 1256 wrote to memory of 2676	1256	msedge.exe	83

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.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:1256
- 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,0x7ffb45253cb8,0x7ffb45253cc8,0x7ffb45253cd8
  2⤵
  PID:1820
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1932 /prefetch:2
  2⤵
  PID:4108
- 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=1920,7409202384114435454,1537327948957385693,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2264 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2728
- 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=1920,7409202384114435454,1537327948957385693,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2628 /prefetch:8
  2⤵
  PID:2676
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=3124 /prefetch:1
  2⤵
  PID:4216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=3132 /prefetch:1
  2⤵
  PID:2220
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=5028 /prefetch:1
  2⤵
  PID:4968
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=4984 /prefetch:1
  2⤵
  PID:3416
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=4088 /prefetch:1
  2⤵
  PID:3312
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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:4416
- 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=1920,7409202384114435454,1537327948957385693,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5016 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3568
- 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=1920,7409202384114435454,1537327948957385693,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5728 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4892
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1920,7409202384114435454,1537327948957385693,131072 --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=2120 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4084

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1656

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 486e4b4bb11f664c91c675e73cfeabe53b5009ae719459813be17814cd97e43c
MD5 96899614360333c9904499393c6e3d75
SHA1 bbfa17cf8df01c266323965735f00f0e9e04cd34
SHA512 974735b40a9f92b40a37a698f7f333590f32ff45633c6e619500e74ec274bc20bf7dbc830b1685777b714d37a3ca103d741ee056f4ff45ef08c07b38a7895df7
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 b8024fbed11683ef4b53f5afac0ff691025b7eecca0f6a95737da1585558227e
MD5 19a8bcb40a17253313345edd2a0da1e7
SHA1 86fac74b5bbc59e910248caebd1176a48a46d72e
SHA512 9f8780f49d30aad01b28189804329aeca6ad2b7ffb6be505d40bb1af7802bb62622f518cb1c43a5815bbbb46638f6c52aead3d68f14fa957d18157edb42e95c0
MD5 SHA1 SHA512

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 71b408bed512862dce6c114fcdca98292b4a829781c2df804a192ab3db329d82
MD5 7f525dbff8e44ae8a52378b5b13c1855
SHA1 725957fb42db1a3dd019596419c56eccce74dc77
SHA512 58d061e108227420280ab41322e8f96e734a36b2c5ec1fcac880f195087308e7c87d395dc53f1dbf5aab59f14033231e262f18decca65b5cf3e649e49ecc2aca
SSDEEP 96:nrk3DSxm/FQYmtjFYak78wSv0MoiVmdHI1nJfk0nL+t0WQyV+VpziX3wI3:nrk3DPOZKak78v0MAI1Jfk0L+tLx93
MD5 SHA1 SHA512 SSDEEP

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 5cbdce974c3cde58637cdc3c98dadd7e2ba96467211a7f177f783e970a3010bc
MD5 e8d649aef9e4ece8c2f9c056ed3bbb67
SHA1 a320261c4ad9cadfb5f02b9fa43e4f3dd78d6bd6
SHA512 234914c50b9f004c883967b3957a9cd71cad425ccc6cfb5c2062e3274ab99c97b246b01532e91cebb002fcf67e4eabff13e6ba7623ba0c043c2450e0c1911499
SSDEEP 96:nrk3DSxm/FnmtjFYak7swSv0MoiVmdHI1nJfk0nL+t0YQyV+VpAiX3wI3:nrk3DP8ZKak7sv0MAI1Jfk0L+t1e93
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 2a967256058ddf421d577cee5335c14d03847c8caac95e0698907b25bcaf8913
MD5 184fd0b8779edd6d2bc47e9cdf879414
SHA1 04977f63ad1c252ca2122d0d42277f5a39cd8eb4
SHA512 776cf1d80151df2d65cf212414de175ac9abedffa980247d41395dfacd018b7cc549b4c77546aedba7409e1f0138e0a6f762ec2e11053e5ca5a23c6f2106f6b5
SSDEEP 192:coCL/Pgu90RZj8Sr6FA4ZiIxuERzA83h09RZxASGwYzFxe2RUte1RmY+P+E7Eu/1:M9iIxuERzA83h09RZxASGw6FlYeA+E7r
MD5 SHA1 SHA512 SSDEEP

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default.dic

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

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