hxxps://secure[.]authentisign[.]com/?signing=V0QzVGp6SkRWaG5jR2FSbUFqczU1VkpxdW92dllIS29VUmRLNFBIUDNYQVY5cWxneGlUUk9OR241eVRaTjhmNFZMMGk2Y25BdloxdGhMQ25XVGVjUmdXclMrS2lhY1V6azZWaGtDaDlCdi9FQmtLaGNmWkVkNWkrREJ0Q0VLVkU1SkNuY2NEZlcxWjRxSDFsTm82cTF3PT0%3D&utm_source=sendgrid[.]com&utm_medium=email&utm_campaign=website

Analysis

max time kernel
28s
max time network
23s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
15-06-2023 16:22

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General

Target

https://secure.authentisign.com/?signing=V0QzVGp6SkRWaG5jR2FSbUFqczU1VkpxdW92dllIS29VUmRLNFBIUDNYQVY5cWxneGlUUk9OR241eVRaTjhmNFZMMGk2Y25BdloxdGhMQ25XVGVjUmdXclMrS2lhY1V6azZWaGtDaDlCdi9FQmtLaGNmWkVkNWkrREJ0Q0VLVkU1SkNuY2NEZlcxWjRxSDFsTm82cTF3PT0%3D&utm_source=sendgrid.com&utm_medium=email&utm_campaign=website

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	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 = "133313197441423451"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1748	chrome.exe
1748	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
1748	chrome.exe
1748	chrome.exe

Suspicious use of AdjustPrivilegeToken 52 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe
Token: SeShutdownPrivilege	1748	chrome.exe
Token: SeCreatePagefilePrivilege	1748	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe
1748	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 3632	1748	chrome.exe	66
PID 1748 wrote to memory of 3632	1748	chrome.exe	66
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3856	1748	chrome.exe	69
PID 1748 wrote to memory of 3908	1748	chrome.exe	68
PID 1748 wrote to memory of 3908	1748	chrome.exe	68
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70
PID 1748 wrote to memory of 4424	1748	chrome.exe	70

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://secure.authentisign.com/?signing=V0QzVGp6SkRWaG5jR2FSbUFqczU1VkpxdW92dllIS29VUmRLNFBIUDNYQVY5cWxneGlUUk9OR241eVRaTjhmNFZMMGk2Y25BdloxdGhMQ25XVGVjUmdXclMrS2lhY1V6azZWaGtDaDlCdi9FQmtLaGNmWkVkNWkrREJ0Q0VLVkU1SkNuY2NEZlcxWjRxSDFsTm82cTF3PT0%3D&utm_source=sendgrid.com&utm_medium=email&utm_campaign=website
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:1748
- 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffc562e9758,0x7ffc562e9768,0x7ffc562e9778
  2⤵
  PID:3632
- 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=1880 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:8
  2⤵
  PID:3908
- 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=1620 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:2
  2⤵
  PID:3856
- 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=2020 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:8
  2⤵
  PID:4424
- 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=2964 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:1
  2⤵
  PID:3984
- 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=2972 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:1
  2⤵
  PID:2060
- 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=5196 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:8
  2⤵
  PID:4664
- 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=5040 --field-trial-handle=1784,i,13112451961141755131,1634941806431670097,131072 /prefetch:8
  2⤵
  PID:4944

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:4164

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\Code Cache\js\index-dir\the-real-index

Filesize
192B

MD5
1e3410732afa64b6f1d30be4fca69707

SHA1
1bb349bc1a16db3335fd7d604cd879274dceb415

SHA256
0744ab492f2f8fc9c36f4d6a2f69c9c585db86fe5cf11c5e917d7b9c4c14f3e8

SHA512
599dfc9b0f3c25e980b1e993c24bd2c65146cc7e71128a8b67e72a4e8beacb9f0bbe6e1d5f7053363f6abe711caf514803d3ab14754c1cd8e25362b471665a8d

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

Filesize
872B

MD5
c75554aa6966276bab882c6631513836

SHA1
e358dbf49425eb8fa8cddda8b2b9e892d30f9039

SHA256
15ba6032a5b1f1e8216340d202811f6a0ed111a42a2f602a0429420c68007952

SHA512
05e7b969a08bb5a9870579faf339d055e7105291cad10e52ce32660322a1d526e218f90151c8b352d2e5199cceebcc02c99bf14d37211e4767d6f96529109b0d

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

Filesize
5KB

MD5
38b717725b9623f0317940b1e0abf7a4

SHA1
156bd15e9f975e5893c0068312f9435cd477f22b

SHA256
60a9e242c0de1ec71851b150c166537c0cdc152a068c4f868baee9e92e65ae1e

SHA512
914e3c293a9e858189f76b5346b0fc2538a2b68642c02d027c1c4adacedfb7d8e422c4ed2440ed2940815a9bf68ee6331484a3da4a30db3479ec3da51073beed

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

Filesize
162KB

MD5
f0826cbf936f5dedb0107c40803481f5

SHA1
57efa01d48f2adc93e994fb9e41905b41d6347b7

SHA256
ef3f79d5372b81dc6d8d5e8ccd130dd830092ca7b21f564895b39fefa1763982

SHA512
87ecd5035d702c099041d6dde71e5faeb28c967599c8603087900f132a6ed7e80f6577c779e934957f116ebd47d0cec39aa9efa776cbdacd277bd7726d29153f

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

Filesize
72KB

MD5
2557a168959bba41def19e00131cc100

SHA1
cbea51b49d6ff25670f7b73846fc95844f4f64a3

SHA256
8a4ba6f58a5e83fba77053bd1fca6a6c860cfe6d46cf8dcc27b81671d69aee9c

SHA512
a699a4a631810297eaefad0b975224e604a554bc24b74c8f3e0ca00ea227396d793003ba09ba810911a337ea05815c6da2fadca8ee1107f7aa50f6813548a232

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