a92f4a5ab473b8a9ddeb633635f3cb0d102dbad1372303ac7f476393a4a7082d

Analysis

max time kernel
65s
max time network
64s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
26/03/2024, 20:39

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General

Target

Win.Installer.x64.zip
Size

127.0MB
MD5

81194c8adeffce42fbee49feef640e11
SHA1

8d92030f1f628c1ea4b04675287de55bf0ff3cdb
SHA256

a92f4a5ab473b8a9ddeb633635f3cb0d102dbad1372303ac7f476393a4a7082d
SHA512

491b2ba8e32ffbb16c66112cffabaf36e979c58cd8fdba392fda27d78c31ee1e99fd08d1fd7159f7db9a689903da574e26f201b6567f8e38bcc62158f0c3d577
SSDEEP

3145728:RcvaScDolcCfnAFUYTd6Mj+1svzF9ljI9dGKr+C8uYaE:WvabycCfnF2HHNQx+CkaE

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 7 IoCs

pid	Process
3536	msedge.exe
3536	msedge.exe
1904	msedge.exe
1904	msedge.exe
1904	msedge.exe
1140	identity_helper.exe
1140	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

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

Suspicious use of FindShellTrayWindow 26 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
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 2352	1904	msedge.exe	84
PID 1904 wrote to memory of 2352	1904	msedge.exe	84
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 4824	1904	msedge.exe	85
PID 1904 wrote to memory of 3536	1904	msedge.exe	86
PID 1904 wrote to memory of 3536	1904	msedge.exe	86
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87
PID 1904 wrote to memory of 4620	1904	msedge.exe	87

C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Win.Installer.x64.zip
1⤵
PID:3132

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://win.installer./
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,0x7ffee0783cb8,0x7ffee0783cc8,0x7ffee0783cd8
  2⤵
  PID:2352
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1944,4331238049557649914,3913969819434123737,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1956 /prefetch:2
  2⤵
  PID:4824
- 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=1944,4331238049557649914,3913969819434123737,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2420 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3536
- 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=1944,4331238049557649914,3913969819434123737,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2736 /prefetch:8
  2⤵
  PID:4620
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4331238049557649914,3913969819434123737,131072 --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=3236 /prefetch:1
  2⤵
  PID:4992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4331238049557649914,3913969819434123737,131072 --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=3244 /prefetch:1
  2⤵
  PID:4864
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4331238049557649914,3913969819434123737,131072 --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=3944 /prefetch:1
  2⤵
  PID:4256
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4331238049557649914,3913969819434123737,131072 --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=5076 /prefetch:1
  2⤵
  PID:2492
- 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=1944,4331238049557649914,3913969819434123737,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5328 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1140

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3892

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:980

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3168

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
96899614360333c9904499393c6e3d75

SHA1
bbfa17cf8df01c266323965735f00f0e9e04cd34

SHA256
486e4b4bb11f664c91c675e73cfeabe53b5009ae719459813be17814cd97e43c

SHA512
974735b40a9f92b40a37a698f7f333590f32ff45633c6e619500e74ec274bc20bf7dbc830b1685777b714d37a3ca103d741ee056f4ff45ef08c07b38a7895df7

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

Filesize
152B

MD5
19a8bcb40a17253313345edd2a0da1e7

SHA1
86fac74b5bbc59e910248caebd1176a48a46d72e

SHA256
b8024fbed11683ef4b53f5afac0ff691025b7eecca0f6a95737da1585558227e

SHA512
9f8780f49d30aad01b28189804329aeca6ad2b7ffb6be505d40bb1af7802bb62622f518cb1c43a5815bbbb46638f6c52aead3d68f14fa957d18157edb42e95c0

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

Filesize
5KB

MD5
785443f61e996709cc3a26da540d675f

SHA1
de3dc15e424d54f29f9b350a5f61b37b0d157ed2

SHA256
479966370ba16683bef579665efe8238aed45db18671417a399d556e5179d15b

SHA512
f210fadc7a9b3628022fb64a69458cddad818986e49c9a006d71f5ba1e67fc2cfb244f6d3e5a236d8b959b61bb0d5f1770cb42ceab7f0a1f7f2879a71891fd5c

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

Filesize
5KB

MD5
c25b09cfcdd01cd7c77bb502c54239d7

SHA1
03be8aba2dbfc8ff7bd867d4146d94aea8b4059c

SHA256
c7a1276eb62a1d2c5caab3658233f40d31331d96df6d426dc07e191d5181653e

SHA512
b1c4d23efb851bcf295bb201805bfdb1c8d4c91721baf78ff994a3608c911b6eab04a6ffa38531fe586010df2f737048f3fc6514062b0ee5cd62912ee2ac9b5c

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\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\Local State

Filesize
11KB

MD5
fddd4533b5326e56dab4239632f71a08

SHA1
df7d77b58592fcca39d6ae68801e392421b3ce33

SHA256
213c606ec8d61ab0ecde0795479e3bd3228122145813f2a0683126359faec686

SHA512
c7476d34adf5415de35c98993a3cb33ad46c05d87feb65df4ac322919443fe2da9d7153c213549c43d482df6a316f607e89cd53b67b9c1ab62ee7b03d048abe4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\ShaderCache\GPUCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit