1d4cd7ee11732970b5738eb4b4820eafb475bb56c4440d272deb1d881dccfc3b

Analysis

max time kernel
39s
max time network
87s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
01/04/2023, 18:37

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General

Target

!CloseRobloxBGProcess.bat
Size

61B
MD5

7f32c073319e1392bf1778a7a21b3bb9
SHA1

4527455a32099523c15f6757d34bdfd38044bc7c
SHA256

1d4cd7ee11732970b5738eb4b4820eafb475bb56c4440d272deb1d881dccfc3b
SHA512

e987a1c78d1d84b0b18f4244248b0d4ee2866800e7d80922ee955a97bae8513703c4725ffd479d7f99472ed14f3f88ef340ba29ee4feffead3239ae5fc3c70a4

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

Kills process with taskkill 1 IoCs

evasion

pid	Process
1420	taskkill.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1164	chrome.exe
1164	chrome.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeDebugPrivilege	1420	taskkill.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe
Token: SeShutdownPrivilege	1164	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe
1164	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 1420	1540	cmd.exe	29
PID 1540 wrote to memory of 1420	1540	cmd.exe	29
PID 1540 wrote to memory of 1420	1540	cmd.exe	29
PID 1164 wrote to memory of 1512	1164	chrome.exe	32
PID 1164 wrote to memory of 1512	1164	chrome.exe	32
PID 1164 wrote to memory of 1512	1164	chrome.exe	32
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 656	1164	chrome.exe	34
PID 1164 wrote to memory of 868	1164	chrome.exe	33
PID 1164 wrote to memory of 868	1164	chrome.exe	33
PID 1164 wrote to memory of 868	1164	chrome.exe	33
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35
PID 1164 wrote to memory of 1836	1164	chrome.exe	35

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\!CloseRobloxBGProcess.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Windows\system32\taskkill.exe
  TASKKILL /im RobloxPlayerBeta.Exe /F /FI "MEMUSAGE le 100000"
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1420

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 use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1164
- 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef72e9758,0x7fef72e9768,0x7fef72e9778
  2⤵
  PID:1512
- 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=1416 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:8
  2⤵
  PID:868
- 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=1152 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:2
  2⤵
  PID:656
- 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=1644 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:8
  2⤵
  PID:1836
- 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=2336 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:1
  2⤵
  PID:840
- 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=2460 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:1
  2⤵
  PID:1620
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1096 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:2
  2⤵
  PID:2172
- 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=8 --mojo-platform-channel-handle=3840 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:1
  2⤵
  PID:2316
- 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=4108 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:8
  2⤵
  PID:2336
- 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=4216 --field-trial-handle=1312,i,17037512851808287056,7581158746135427600,131072 /prefetch:8
  2⤵
  PID:2384

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:1536

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2520

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x514
1⤵
PID:2688

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\Local Storage\leveldb\000004.dbtmp

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

Filesize
4KB

MD5
c3491c96b2b9973a210fd2ab51d9a75f

SHA1
9643b6d060b3e83067f2a071990e50226d5301f5

SHA256
7c34a10e2a3039d7fa6e969f99b76455969876b484097c431469c24b0aa04ca0

SHA512
636be0ca0f65687dc38744191f9ff3635c720231b855d672dfec1e440a532a5cb17041d9ecc1b86b93d5d21de91bfc18013bbf408c730a3717fe78993726d1ea

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit