hxxps://u19128288[.]ct[.]sendgrid[.]net/wf/unsubscribe?upn=BrdPAkr9v-2FkFEBvpcWHdehwYhRsDpmJ8DTu0ofJC5ghscfP7QlttWTy1WZ5ILeMv4A3p-2BbNy63rgezOhOmeIZuiYeODS-2BnwHgDWetfBHH2PaTY0E3k-2BR-2B2BR8vbkFYSNIAH16-2F9Y1mzys-2BHMQHMm2T57rFSt3hpvBJqeFQmUKvQYbW-2B5OTHhvJNjrlo4JyXGoOomlHhP-2F8dfHYdkBrt5iq05pRyFZ95TpdnwAXhSQOFyuwbf80tKzystZlYN3AazjAIhl2WSSpKNJrioyGjY99LGAROSNPDBznYqJneQf9pBV0PRzPHSqRuG-2BCJG6gsMrEtfFWQiYSGW6T4Z1WrUTtDsUQpcj5Kzrb5c4pu-2BVTMl4nvSqe8W572tkAu1dTxDXRhdww69lxpYuOGSCeCSpK1I0HQ6sLIbT0uT-2FHB-2FCeEHlPlR2CYF71z4-2FDrahP5Pk4-2FAGtw8Y8GSxTc-2BafbnWw-3D-3D

Analysis

max time kernel
26s
max time network
28s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2023, 19:56

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General

Target

https://u19128288.ct.sendgrid.net/wf/unsubscribe?upn=BrdPAkr9v-2FkFEBvpcWHdehwYhRsDpmJ8DTu0ofJC5ghscfP7QlttWTy1WZ5ILeMv4A3p-2BbNy63rgezOhOmeIZuiYeODS-2BnwHgDWetfBHH2PaTY0E3k-2BR-2B2BR8vbkFYSNIAH16-2F9Y1mzys-2BHMQHMm2T57rFSt3hpvBJqeFQmUKvQYbW-2B5OTHhvJNjrlo4JyXGoOomlHhP-2F8dfHYdkBrt5iq05pRyFZ95TpdnwAXhSQOFyuwbf80tKzystZlYN3AazjAIhl2WSSpKNJrioyGjY99LGAROSNPDBznYqJneQf9pBV0PRzPHSqRuG-2BCJG6gsMrEtfFWQiYSGW6T4Z1WrUTtDsUQpcj5Kzrb5c4pu-2BVTMl4nvSqe8W572tkAu1dTxDXRhdww69lxpYuOGSCeCSpK1I0HQ6sLIbT0uT-2FHB-2FCeEHlPlR2CYF71z4-2FDrahP5Pk4-2FAGtw8Y8GSxTc-2BafbnWw-3D-3D

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

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133290070326775763"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5036	chrome.exe
5036	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
5036	chrome.exe
5036	chrome.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe
Token: SeShutdownPrivilege	5036	chrome.exe
Token: SeCreatePagefilePrivilege	5036	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe
5036	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 5048	5036	chrome.exe	83
PID 5036 wrote to memory of 5048	5036	chrome.exe	83
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4668	5036	chrome.exe	84
PID 5036 wrote to memory of 4528	5036	chrome.exe	85
PID 5036 wrote to memory of 4528	5036	chrome.exe	85
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86
PID 5036 wrote to memory of 3488	5036	chrome.exe	86

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://u19128288.ct.sendgrid.net/wf/unsubscribe?upn=BrdPAkr9v-2FkFEBvpcWHdehwYhRsDpmJ8DTu0ofJC5ghscfP7QlttWTy1WZ5ILeMv4A3p-2BbNy63rgezOhOmeIZuiYeODS-2BnwHgDWetfBHH2PaTY0E3k-2BR-2B2BR8vbkFYSNIAH16-2F9Y1mzys-2BHMQHMm2T57rFSt3hpvBJqeFQmUKvQYbW-2B5OTHhvJNjrlo4JyXGoOomlHhP-2F8dfHYdkBrt5iq05pRyFZ95TpdnwAXhSQOFyuwbf80tKzystZlYN3AazjAIhl2WSSpKNJrioyGjY99LGAROSNPDBznYqJneQf9pBV0PRzPHSqRuG-2BCJG6gsMrEtfFWQiYSGW6T4Z1WrUTtDsUQpcj5Kzrb5c4pu-2BVTMl4nvSqe8W572tkAu1dTxDXRhdww69lxpYuOGSCeCSpK1I0HQ6sLIbT0uT-2FHB-2FCeEHlPlR2CYF71z4-2FDrahP5Pk4-2FAGtw8Y8GSxTc-2BafbnWw-3D-3D
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5036
- 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=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb96be9758,0x7ffb96be9768,0x7ffb96be9778
  2⤵
  PID:5048
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1808 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:2
  2⤵
  PID:4668
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2164 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:8
  2⤵
  PID:4528
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2224 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:8
  2⤵
  PID:3488
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3196 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:1
  2⤵
  PID:1852
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3200 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:1
  2⤵
  PID:3988
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5036 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:8
  2⤵
  PID:3052
- 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 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5084 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:8
  2⤵
  PID:780
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4932 --field-trial-handle=1820,i,14491287017203315803,5610704680725456932,131072 /prefetch:8
  2⤵
  PID:2808

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3140

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

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
acbfa4bfb780d363a441f332fc410438

SHA1
0e7bcd7273172ca546706753eb09be522fd11bb5

SHA256
67ebe1cb0a461f45fa8c9b01b05ba3ae320a6c939aa2ed43182c6b9fcba4c0e2

SHA512
3c9f126c8baa9e685108aee3d5b3b408885135354d23587be29629ff3f3e1865f9b717a6e8358e6a988edac9cae265a8564fec7f947cef8f3f05ecec3de83936

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

Filesize
15KB

MD5
1fe72b2f242b490aad6a5370aafa3e5b

SHA1
9228fe6d1965927548cadaf007d99d7a244db4ca

SHA256
737ef198f51cc935d6eb9419b68b0f7bedbdbc6d412f069d3141d0cd058c867a

SHA512
adb4957dd36a3b01e4ceb4c74339401e25eee324710d41df46fcfbb5b1bcb59ad939bf1b9aad7ec64efcfd9b59730e139ba7b0e0cc51ef0b916a500924baa7df

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
151KB

MD5
e31ee0c49188dba67166c419a179e259

SHA1
dc25991eedd21a4bc098eb1438adc8cf78022cd1

SHA256
6ca25545b93e41d70da2550d1ab5257fec7580ba18b1dd0fc8921024bcc0ea72

SHA512
88f201ba431ccd2640511e5e1df596f584dc55e897956ec4c7bc666b9bb91faf60d23e2374ab24b7e2a0595adf0e567a5b0214cb07ba8b69449bf04e99c9d70e

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit