a1f67a4e80254194ede273eec75617fc4eafb83d6868d881c842ee8fb5c83d27

Resubmissions

13/03/2024, 13:45

240313-q2te8sfh951

13/03/2024, 13:45

240313-q2exvaeb9w1

13/03/2024, 13:38

240313-qxhsyaeb2s1

Analysis

max time kernel
1686s
max time network
1695s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 13:45

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General

Target
tax documents.html
Size 17KB
Sample240313-q2exvaeb9w
SHA256 54f0e724fa3d5d7425b3d5a37acbd18443b766a0ba151e403f326d8853bedee7
MD5 f6357be285127498441bd89a4339433d
SHA1 6f5dee491910b6b9c6eab26674406e63bc00eeca
SHA512 145189589ae8b417521f4bbb1c94f0c38330ab8857c39554c9ef84c0d5959795bf708ddfaa34ba56b75a30a5b07751b259b4153747352be7f5a6494e8dca78b7
SSDEEP 384:zF+14lCvqhPMBkYcnpTB3FO37ZZTlhMfPy:zF+146qeruB3FO37ZFliHy
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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4964	msedge.exe
4964	msedge.exe
4344	msedge.exe
4344	msedge.exe
1668	msedge.exe
1668	msedge.exe
1668	msedge.exe
1668	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe
4344	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 4568	4344	msedge.exe	88
PID 4344 wrote to memory of 4568	4344	msedge.exe	88
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 3304	4344	msedge.exe	89
PID 4344 wrote to memory of 4964	4344	msedge.exe	90
PID 4344 wrote to memory of 4964	4344	msedge.exe	90
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91
PID 4344 wrote to memory of 4856	4344	msedge.exe	91

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\tax documents.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:4344
- 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,0x100,0x104,0xd8,0x108,0x7ffa387646f8,0x7ffa38764708,0x7ffa38764718
  2⤵
  PID:4568
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
  2⤵
  PID:3304
- 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=2168,875648420283700272,1587435296028274358,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2216 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4964
- 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=2168,875648420283700272,1587435296028274358,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2900 /prefetch:8
  2⤵
  PID:4856
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=3268 /prefetch:1
  2⤵
  PID:3772
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=3288 /prefetch:1
  2⤵
  PID:4044
- 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=2168,875648420283700272,1587435296028274358,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
  2⤵
  PID:3676
- 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=2168,875648420283700272,1587435296028274358,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5172 /prefetch:8
  2⤵
  PID:3900
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4100 /prefetch:1
  2⤵
  PID:2384
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5268 /prefetch:1
  2⤵
  PID:4372
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=5624 /prefetch:1
  2⤵
  PID:5040
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=5572 /prefetch:1
  2⤵
  PID:3944
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,875648420283700272,1587435296028274358,131072 --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=5400 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1668

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1992

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 a43f82254638f7e05d1fea29e83545642f163a7a852f567fb2e94f0634347165
MD5 e494d16e4b331d7fc483b3ae3b2e0973
SHA1 d13ca61b6404902b716f7b02f0070dec7f36edbf
SHA512 016b0ed886b33d010c84ca080d74fa343da110db696655c94b71a4cb8eb8284748dd83e06d0891a6e1e859832b0f1d07748b11d4d1a4576bbe1bee359e218737
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 cc773d1928f4a87e10944d153c23a7b20222b6795c9a0a09b81a94c1bd026ac3
MD5 0764f5481d3c05f5d391a36463484b49
SHA1 2c96194f04e768ac9d7134bc242808e4d8aeb149
SHA512 a39e4cb7064fdd7393ffe7bb3a5e672b1bdc14d878cac1c5c9ceb97787454c5a4e7f9ae0020c6d524920caf7eadc9d49e10bee8799d73ee4e8febe7e51e22224
MD5 SHA1 SHA512

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Network Persistent State

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
Size 720B
SHA256 33eed1e883b526b3139a8a35f5216f7b36f1057f994eb56f44899fc058ef46cb
MD5 9591a4a820d2abffe0dece9a820ea93a
SHA1 03e25019ceea85c6a879e66caf14f0b520f6b1d7
SHA512 a7628933c55b17df81760669e6723cdba87dc8cfcb2069c10d81180fb2bf003c6471d144eda1ffe35f236452ed91199535e28cf9d87eaf2d761504cdff1e61db
MD5 SHA1 SHA512

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 af0961491398db18ef25389de3c571541183fcb5d6303377ecb515370ace107d
MD5 40647d464718edfa8637ee5de73da027
SHA1 99696b5d490a64222a7c13ca208e1e454ec71259
SHA512 3394d3760fa007aed640d31362a14e81fa6af5004eabb970742803bf7345490776cb41c7457759e20c1cbe98291ca503e5fa7996e111a0812c2d4a845602965e
SSDEEP 96:nbkYC1Vx9jawpvWMoiVmdeHbeVpUWQyV+VD7AiEwb:nbkfTvaGWMXuprg
MD5 SHA1 SHA512 SSDEEP

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Preferences

Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Size 6KB
SHA256 7af52a873d1416bae6164a6d2f32b1e8c18c7de61422d6889829120c36f101cf
MD5 d6c3c04961dddaf1fd2563eeb0f66ffb
SHA1 581e1be4e09494a8379acffd45be00549438d115
SHA512 d649a9d5e5183205ab6b678aff3efb9e59010419bddc1681cf0a1bad7fa8c3ee5bd10a09ca252bc0ad13f215f149c448fb1e3b8566a4f7da3716abc73880014e
SSDEEP 96:nbk9C1VB9jawpvWMoiVmdeHbeVpUWQyV+VD7ziEwb:nbkIT/aGWMXuprt
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 ce03f60ab8e710f3272c2bf1d7883ce2719fec5497f268a2d7532c25733da972
MD5 c292990bf0c2b520ef6bd0c1b85e3992
SHA1 872c7fa8c8487212b1754391a81c2250ba18360e
SHA512 325cee0cc9de89c982c6e5233511f53b3ebde735f65151341bc635d8d997171d7e82ead1e0af0a44ae4fd5fc0a99ca9d66400bb8637d35a56c59a7cf7777cfa6
SSDEEP 192:YoCL/Pgu90RZj8Sr6FA4ZiIxuERzA83h09RZxAexupKf5Oe2RUhFlb8V9xUX1MPa:A9iIxuERzA83h09RZxYKfiZV9E1MeuBG
MD5 SHA1 SHA512 SSDEEP

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