hxxps://evolenthealth[.]storage[.]office[.]com/OUTLOOK/Evolenthealth

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2023 04:03

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General

Target

https://evolenthealth.storage.office.com/OUTLOOK/Evolenthealth

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\SystemManufacturer	chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	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 = "133410386023204759"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
560	chrome.exe
560	chrome.exe
2336	chrome.exe
2336	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe
Token: SeShutdownPrivilege	560	chrome.exe
Token: SeCreatePagefilePrivilege	560	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe
560	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 64	560	chrome.exe	41
PID 560 wrote to memory of 64	560	chrome.exe	41
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 492	560	chrome.exe	87
PID 560 wrote to memory of 4624	560	chrome.exe	88
PID 560 wrote to memory of 4624	560	chrome.exe	88
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89
PID 560 wrote to memory of 3572	560	chrome.exe	89

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://evolenthealth.storage.office.com/OUTLOOK/Evolenthealth
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:560
- 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,0x100,0x104,0xd8,0x108,0x7ffbd3029758,0x7ffbd3029768,0x7ffbd3029778
  2⤵
  PID:64
- 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=1700 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:2
  2⤵
  PID:492
- 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=2120 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:8
  2⤵
  PID:4624
- 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=2172 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:8
  2⤵
  PID:3572
- 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=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2952 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:3604
- 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=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2976 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:3848
- 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=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3960 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:4432
- 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=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3524 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:4868
- 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=4916 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:8
  2⤵
  PID:2432
- 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=4644 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:8
  2⤵
  PID:1256
- 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=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=5080 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:1032
- 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=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=2248 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:216
- 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=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3844 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:1
  2⤵
  PID:4004
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4724 --field-trial-handle=1908,i,9972125942481758649,2105729089023410073,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2336

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:4588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\Network\Network Persistent State

Filesize
1KB

MD5
0f9f7193c69dc8d72241b2a46fb2c284

SHA1
553d2d677ebf189e667f76a49af759fcf3fcaa1c

SHA256
7e8c61b62daabb71beb874a4a291f2b43d97fcc10064b15d4867033e60817dd6

SHA512
9092a64eb82d80080c1127a5cc9d4ef8a432f5d9c52131e7207ec95e51513aa84012fa60d37a2703c62ba6fb2cc60a0f0ba8c55747bb682b5c25f9f6a2d38b3e

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

Filesize
6KB

MD5
88ba811a01c08690171cd45f0d740c32

SHA1
38669c27aad3019eb2b56b79b654301b9688250d

SHA256
9507ee007dcbd6cf46067f112f0d34174b8e70875cc0bd7b6fd3ecb0b5395cfd

SHA512
1c19c14110b39a2b0baf7a1a41c3b0415c30a82b9ca94fefab1b3ed81e237a2480b16d55a15e2d38a2ba3cb78345e4ed3421361305ec78fe4483d700d33d3594

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

Filesize
6KB

MD5
1099c851649b388455bf028bea45c25f

SHA1
62e727e822d3a98a19229f032c6fe0769ceed86d

SHA256
d1e8f8cbc3888aee66f139e7897c1541014e0025206bb4cd34bd3a793c4a40e3

SHA512
8df0325f3b0fcb4c271cdb93ffac55be58bc760af3c03a4ccf173c106948c053590939e523b366560dd1d79a880d14dd4e8c9b4114fdf0ecd4e1cf43757fd5f3

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

Filesize
101KB

MD5
148ad56eb66b48f1e98f29885f9acf42

SHA1
1ccf60a844bcfeb0a92d20792c519e67c938c3fd

SHA256
bd80fcc14f24627c1567be6b40069627da32458b40bd0b3b15b4ad8a4ef80261

SHA512
19181ad23fa73b51cbe7c7f5acf753798ad46881902b4b2a3a3b826bbfc699c62e4ea5571fb9ea9fb5bf0c2d1989ad955a7c744e650a032433207dfb9d2b88ef

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