b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d

Analysis

max time kernel
187s
max time network
208s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 07:40

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General

Target

b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe
Size

164KB
MD5

8083eff2547451483545cbba05dc7860
SHA1

f2fdceec8b89aade152dd2c3fcbed9ca8278425e
SHA256

b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d
SHA512

9b586079c7ea3088e131bad9a8015b69f9f5b4906aaffaa1712ac758bb275d98f0f596f2f9323e6ab4e617c2f4191dabf3c985e4292c994ece1196a056d2bb9e
SSDEEP

1536:DQ3+UIA4Vwo/dZBqhEHDirBk71WloQA1sDx69n1aztkKOUK8foRXsWK2:k3+UIA4Vwo/DBqhElSksQ9na/tK88sW

Score

6^/10

microsoft persistence phishing

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Detected potential entity reuse from brand microsoft.
phishing microsoft

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\cc90b892-46de-41e9-add4-5e3a44a4cc2f.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221021224446.pma	setup.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4464	msedge.exe
4464	msedge.exe
1724	msedge.exe
1724	msedge.exe
1752	identity_helper.exe
1752	identity_helper.exe
1456	msedge.exe
1456	msedge.exe
1456	msedge.exe
1456	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1724	msedge.exe
1724	msedge.exe
1724	msedge.exe
1724	msedge.exe
1724	msedge.exe
1724	msedge.exe
1724	msedge.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1724	msedge.exe
1724	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 1724	4408	b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe	81
PID 4408 wrote to memory of 1724	4408	b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe	81
PID 1724 wrote to memory of 4308	1724	msedge.exe	82
PID 1724 wrote to memory of 4308	1724	msedge.exe	82
PID 4408 wrote to memory of 4752	4408	b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe	85
PID 4408 wrote to memory of 4752	4408	b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe	85
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 1724 wrote to memory of 2452	1724	msedge.exe	86
PID 4752 wrote to memory of 4852	4752	msedge.exe	88
PID 4752 wrote to memory of 4852	4752	msedge.exe	88
PID 1724 wrote to memory of 4464	1724	msedge.exe	87
PID 1724 wrote to memory of 4464	1724	msedge.exe	87
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90
PID 1724 wrote to memory of 3392	1724	msedge.exe	90

C:\Users\Admin\AppData\Local\Temp\b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe
"C:\Users\Admin\AppData\Local\Temp\b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
  2⤵
  - Adds Run key to start application
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1724
- - 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,0x100,0x104,0xf8,0x108,0x7ff8352e46f8,0x7ff8352e4708,0x7ff8352e4718
    3⤵
    PID:4308
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2188 /prefetch:2
    3⤵
    PID:2452
- - 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=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2240 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4464
- - 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=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2756 /prefetch:8
    3⤵
    PID:3392
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3972 /prefetch:1
    3⤵
    PID:480
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3940 /prefetch:1
    3⤵
    PID:1508
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4520 /prefetch:1
    3⤵
    PID:3884
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5436 /prefetch:8
    3⤵
    PID:620
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5400 /prefetch:1
    3⤵
    PID:1404
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5808 /prefetch:1
    3⤵
    PID:2116
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5396 /prefetch:8
    3⤵
    PID:4876
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6056 /prefetch:1
    3⤵
    PID:4596
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6052 /prefetch:1
    3⤵
    PID:2272
- - 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=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6460 /prefetch:8
    3⤵
    PID:1456
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
    3⤵
    - Drops file in Program Files directory
    PID:880
  - - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff664da5460,0x7ff664da5470,0x7ff664da5480
      4⤵
      PID:4324
- - 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=2112,3804139995697459221,9230417316756370821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6460 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1752
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,3804139995697459221,9230417316756370821,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --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=5888 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=b8651267a53f6259914bea7d11056646daa899fc855e534ee439b4c95a791e7d.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4752
- - 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff8352e46f8,0x7ff8352e4708,0x7ff8352e4718
    3⤵
    PID:4852

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4764

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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
7b4b103831d353776ed8bfcc7676f9df

SHA1
40f33a3f791fda49a35224a469cc67b94ca53a23

SHA256
bf59580e4d4a781622abb3d43674dedc8d618d6c6da09e7d85d920cd9cea4e85

SHA512
5cb3360ac602d18425bdb977be3c9ee8bbe815815278a8848488ba9097e849b7d67f993b4795216e0c168cdc9c9260de504cccb305ff808da63762c2209e532f

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