a3f9b57ec492d1ca666943899da3c6d01d22dbbc3a5cedb2e575cba8912f4a16

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2023, 04:26

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General

Target

Update.exe
Size

1.5MB
MD5

3eefe9cfa3463cffcd2d60d967434f3a
SHA1

dc848b4668fce7c5796c35ee3ebee3a9f03e39de
SHA256

a3f9b57ec492d1ca666943899da3c6d01d22dbbc3a5cedb2e575cba8912f4a16
SHA512

ad61019e444745bfc947cfa017df9f3007a6f915be7115270b399340051d47146fc0ef8dc2ad4694013fd2fa0cd897cdeab179e0c48cde6eeab166f9de6ba449
SSDEEP

12288:16CyLEgR0ro/0EhcXAHjRYSN9bUlOr/oJfT9Pu0XejfQ1JRQ3Tzvx+nDIpnUG:GEgRN/th3VelBPu0XUfWJms0pn7

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	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1544	chrome.exe
1544	chrome.exe
3496	chrome.exe
3496	chrome.exe
2660	chrome.exe
2660	chrome.exe
1856	chrome.exe
1856	chrome.exe
928	chrome.exe
928	chrome.exe
1784	chrome.exe
1784	chrome.exe
1180	chrome.exe
1180	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe
3496	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 1928	3496	chrome.exe	92
PID 3496 wrote to memory of 1928	3496	chrome.exe	92
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 2304	3496	chrome.exe	95
PID 3496 wrote to memory of 1544	3496	chrome.exe	96
PID 3496 wrote to memory of 1544	3496	chrome.exe	96
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97
PID 3496 wrote to memory of 4260	3496	chrome.exe	97

C:\Users\Admin\AppData\Local\Temp\Update.exe
"C:\Users\Admin\AppData\Local\Temp\Update.exe"
1⤵
PID:1276

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
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:3496
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffab2014f50,0x7ffab2014f60,0x7ffab2014f70
  2⤵
  PID:1928
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1676 /prefetch:2
  2⤵
  PID:2304
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1960 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1544
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2316 /prefetch:8
  2⤵
  PID:4260
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2976 /prefetch:1
  2⤵
  PID:1396
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3168 /prefetch:1
  2⤵
  PID:4776
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3864 /prefetch:1
  2⤵
  PID:4028
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4524 /prefetch:8
  2⤵
  PID:4288
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4632 /prefetch:8
  2⤵
  PID:1128
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4596 /prefetch:8
  2⤵
  PID:4224
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4720 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2660
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5004 /prefetch:8
  2⤵
  PID:3064
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4624 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1856
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4764 /prefetch:8
  2⤵
  PID:1840
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4692 /prefetch:8
  2⤵
  PID:2488
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4524 /prefetch:8
  2⤵
  PID:1548
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5168 /prefetch:1
  2⤵
  PID:2864
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5232 /prefetch:1
  2⤵
  PID:3892
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4496 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:928
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2832 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1784
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4652 /prefetch:8
  2⤵
  PID:4700
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4908 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1180
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2852 /prefetch:8
  2⤵
  PID:1224
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5264 /prefetch:8
  2⤵
  PID:2920
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1644,12109135350265460470,11775851044702905579,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
  2⤵
  PID:2488

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1360

Network

MITRE ATT&CK Enterprise v6

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

memory/1276-132-0x00000000003C0000-0x0000000000536000-memory.dmp

Filesize
1.5MB

Download