979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2022, 02:38

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General

Target

979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797.exe
Size

558KB
MD5

9d46df79329e1181e232d31990ba673f
SHA1

87227a78bbd49655be0abdff2afde4a94f5d4a57
SHA256

979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797
SHA512

c5d96dbf90b12233bc04e8a64b63eebab3f28d487388d7eda02e1efb09ea0da23656701369abdee9d93fe31fe13a9dcee8a86b9fa8c9f042d61aa876675de6c2
SSDEEP

12288:Uhbk39tLxU8d7EZ/fQdAhecXzbULkt+SYE8Uam:UhYt1xU8FAXVheCnFam

Score

6^/10

persistence

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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\ed56fbcb-a29f-4435-8487-b82b5d9c9051.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221029062413.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
4144	msedge.exe
4144	msedge.exe
4864	msedge.exe
4864	msedge.exe
1932	identity_helper.exe
1932	identity_helper.exe
1664	msedge.exe
1664	msedge.exe
1664	msedge.exe
1664	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4864	msedge.exe
4864	msedge.exe
4864	msedge.exe
4864	msedge.exe
4864	msedge.exe
4864	msedge.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4864	msedge.exe
4864	msedge.exe
4864	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 804 wrote to memory of 4864	804	979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797.exe	83
PID 804 wrote to memory of 4864	804	979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797.exe	83
PID 4864 wrote to memory of 1392	4864	msedge.exe	84
PID 4864 wrote to memory of 1392	4864	msedge.exe	84
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 1848	4864	msedge.exe	86
PID 4864 wrote to memory of 4144	4864	msedge.exe	87
PID 4864 wrote to memory of 4144	4864	msedge.exe	87
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89
PID 4864 wrote to memory of 2036	4864	msedge.exe	89

C:\Users\Admin\AppData\Local\Temp\979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797.exe
"C:\Users\Admin\AppData\Local\Temp\979efb965eb7438b8d90b581c38df88d1e0afc24086a841703731b8583b01797.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.java.com/pt_BR/
  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:4864
- - 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,0x100,0x104,0xf8,0x108,0x7ff8f90c46f8,0x7ff8f90c4708,0x7ff8f90c4718
    3⤵
    PID:1392
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
    3⤵
    PID:1848
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2396 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4144
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3088 /prefetch:8
    3⤵
    PID:2036
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --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=3796 /prefetch:1
    3⤵
    PID:4932
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --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=2592 /prefetch:1
    3⤵
    PID:4856
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5300 /prefetch:8
    3⤵
    PID:4056
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5564 /prefetch:1
    3⤵
    PID:4524
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --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=4180 /prefetch:1
    3⤵
    PID:1888
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --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=5884 /prefetch:1
    3⤵
    PID:1904
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5924 /prefetch:1
    3⤵
    PID:4548
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4084 /prefetch:8
    3⤵
    PID:2008
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6160 /prefetch:8
    3⤵
    PID:4076
- - 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:4628
  - - 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=0x228,0x22c,0x230,0x204,0x234,0x7ff79ea05460,0x7ff79ea05470,0x7ff79ea05480
      4⤵
      PID:2904
- - 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=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6160 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1932
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2680 /prefetch:8
    3⤵
    PID:2352
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6480 /prefetch:8
    3⤵
    PID:2288
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6556 /prefetch:8
    3⤵
    PID:1756
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2696 /prefetch:8
    3⤵
    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=2120,7548407516413308571,3076300190380681929,131072 --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=5752 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1664
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4540 /prefetch:8
    3⤵
    PID:2864
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2120,7548407516413308571,3076300190380681929,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1616 /prefetch:8
    3⤵
    PID:4464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4804

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

memory/804-132-0x0000000056250000-0x00000000563B8000-memory.dmp

Filesize
1.4MB

Download
memory/804-133-0x0000000000490000-0x0000000000493000-memory.dmp

Filesize
12KB

Download
memory/804-163-0x0000000056250000-0x00000000563B8000-memory.dmp

Filesize
1.4MB

Download