hxxps://flexgrades[.]com/aie4m

Analysis

max time kernel
133s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
30-03-2023 15:06

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General

Target

https://flexgrades.com/aie4m

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
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133246695847644769"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2804	chrome.exe
2804	chrome.exe
4860	chrome.exe
4860	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe
Token: SeShutdownPrivilege	2804	chrome.exe
Token: SeCreatePagefilePrivilege	2804	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe
2804	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 724	2804	chrome.exe	85
PID 2804 wrote to memory of 724	2804	chrome.exe	85
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 1796	2804	chrome.exe	86
PID 2804 wrote to memory of 3980	2804	chrome.exe	87
PID 2804 wrote to memory of 3980	2804	chrome.exe	87
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88
PID 2804 wrote to memory of 1624	2804	chrome.exe	88

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://flexgrades.com/aie4m
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:2804
- 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=0xb4,0xe0,0x104,0x40,0x108,0x7ffa03a89758,0x7ffa03a89768,0x7ffa03a89778
  2⤵
  PID:724
- 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=1792 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:2
  2⤵
  PID:1796
- 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=2168 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:8
  2⤵
  PID:3980
- 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=2164 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:8
  2⤵
  PID:1624
- 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=3184 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:1
  2⤵
  PID:3996
- 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=3204 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:1
  2⤵
  PID:3484
- 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4648 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:1
  2⤵
  PID:1744
- 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=3388 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:8
  2⤵
  PID:4864
- 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=3592 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:8
  2⤵
  PID:3496
- 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=3592 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:8
  2⤵
  PID:2252
- 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=5140 --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=2764 --field-trial-handle=1812,i,8896760578305776773,18290100533123816942,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4860

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:3892

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\Network\Network Persistent State

Filesize
955B

MD5
a0b5f746bf9d67dd18156b9521413196

SHA1
a31e46f820b0832f1ed8036ec0bd4663491a822e

SHA256
3cdca55c980b44b5001fb00fbb8f7449d3d7f4c7edda06d48e63ab6e85e72262

SHA512
d54186f1b9224e953de4a86f662217617811d496d7eeec4c3eb4b3af5d6758acdd1e6703f8f8c06ed1fb5d7527c94b0a41b6b899d85355a68b0bcd94631784a3

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

Filesize
6KB

MD5
1b2911fbe750b1dc6e0bd7e7ff9a32e6

SHA1
9201bfd564995ceccc681f66258d7fd27af0e1cc

SHA256
cf3d9c3f801dabd0674457cd9518b94ebce6dd83aad4ddd21ae50ef52343c915

SHA512
247c97f191c2e7cbca613b40133349dfd643e3f9c6e318ad26b438a873c7b2c4d50a5caff187859765325319910c7af9da68e0bd82d8c1bd40b4c2dd6b578db6

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

Filesize
15KB

MD5
dd865e1ca8dc2e6cc782dae6c19ca755

SHA1
635d86539f23af3481eeec4d258ce194387f3875

SHA256
dabf42bcc7ab6fd08ab4fd2653f8c8761c7642b04e755cba69449b4ac1ab5be4

SHA512
a91dff433d78c40d5aeee51da6579b06d90b5ea0510e6222991dbe8fa027e7ad91e700dcef244cf1688a806384baf10327ff0c0c0ae270f6b65e90e3e154d3d9

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

Filesize
145KB

MD5
ac5b0f60707b3083982de7eacc5f8673

SHA1
d31f99d7a431c7654f9b3731bf556344575ae77f

SHA256
9b4f249f52445729caa460ae9bb70b1a650f680bab6aa61a6c802ffdb923fcd4

SHA512
5c82f204abc47ec62b409da78be0ba02aeeae58cfca195a2837d6ab66009cbdc7be1089cc7dd1f090e97b3373d8093a225b176af4553c509137621c3ff9c8bb3

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