66deb61dc404af982deaa5bbb184056ab507a90b336647f0e060263525db296a

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20/05/2024, 16:57

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General

Target

script.vbs
Size

2KB
MD5

210a605c29cf07a0f02bf27242d0afca
SHA1

fef25adc5d5efa1981303fa2dc75c696f28b9183
SHA256

66deb61dc404af982deaa5bbb184056ab507a90b336647f0e060263525db296a
SHA512

c07b73b57398ff977b767446262ada5964bab2f24c968d5496d1036d4f1cdf2e469783e80aeb0eb9f8571824c5318ef3142af4ef2d6100b8e28dd7a5ffd10d0d

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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 2 IoCs

evasion

pid	Process
1828	taskkill.exe
1964	taskkill.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1612	notepad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2496	chrome.exe
2496	chrome.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeDebugPrivilege	1828	taskkill.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeShutdownPrivilege	2496	chrome.exe
Token: SeDebugPrivilege	1964	taskkill.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe
2496	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 2496	1664	WScript.exe	28
PID 1664 wrote to memory of 2496	1664	WScript.exe	28
PID 1664 wrote to memory of 2496	1664	WScript.exe	28
PID 2496 wrote to memory of 2552	2496	chrome.exe	29
PID 2496 wrote to memory of 2552	2496	chrome.exe	29
PID 2496 wrote to memory of 2552	2496	chrome.exe	29
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2364	2496	chrome.exe	31
PID 2496 wrote to memory of 2380	2496	chrome.exe	32
PID 2496 wrote to memory of 2380	2496	chrome.exe	32
PID 2496 wrote to memory of 2380	2496	chrome.exe	32
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33
PID 2496 wrote to memory of 2056	2496	chrome.exe	33

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\script.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" https://www.google.com/search?q=Bye+computer!
  2⤵
  - 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:2496
- - 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,0x7fef7129758,0x7fef7129768,0x7fef7129778
    3⤵
    PID:2552
- - 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=1192 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:2
    3⤵
    PID:2364
- - 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=1456 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:8
    3⤵
    PID:2380
- - 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=1628 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:8
    3⤵
    PID:2056
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2256 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:1
    3⤵
    PID:1584
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2268 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:1
    3⤵
    PID:1508
- - 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=1596 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:2
    3⤵
    PID:2076
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3192 --field-trial-handle=1396,i,4662005182043416651,3260501977556769546,131072 /prefetch:1
    3⤵
    PID:2896
- C:\Windows\System32\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /f /im chrome.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1828
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\Desktop\Note.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1612
- C:\Windows\System32\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /f /im notepad.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1964
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\wscriptexe.vbs"
  2⤵
  PID:2256

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:2692

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\Cache\Cache_Data\f_000001

Filesize
204KB

MD5
41785febb3bce5997812ab812909e7db

SHA1
c2dae6cfbf5e28bb34562db75601fadd1f67eacb

SHA256
696a298fa617f26115168d70442c29f2d854f595497ea2034124a7e27b036483

SHA512
b82cfd843b13487c79dc5c7f07c84a236cf2065d69c9e0a79d36ac1afc78fa04fba30c31903f48d1d2d44f17fb951002e90fb4e92b9eae7677dbb6f023e68919

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

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
C:\Users\Admin\AppData\Roaming\wscriptexe.vbs

Filesize
640B

MD5
3bc4d47856952f014eab5a0f6aa73ed7

SHA1
cf7cbae949b078fd2d02b6340a45db4f0b58e77a

SHA256
73ac6ae83f5d3f068d7a955521dc3c06dca2e222e468a53b05ffc1c2799f66b1

SHA512
369ae4c29ae5ea99c093288277a44e28f0264cbc6029e59903d497e62caafacb111b24e019fa6ed729739155e98b04097bbfe78f9f0ec9871906605f0b513829

Download Submit
C:\Users\Admin\Desktop\Note.txt

Filesize
110B

MD5
5db850e057649101fd4257e31952d389

SHA1
73e4f5fc85c59cd19583a52f692c9f92967d0782

SHA256
1c41ed4e5b4c5bf2bad238bcb633a7db35b9e60de4e3d21d3f1bb4f1b2716011

SHA512
4906a80d315c2e56475ce26009bff021d9f45efda26b72fa56fc037a6e766d5917dbec504b725fd0a4f50e60e41ed75c84ab612ab0456873e340586e6a0f194c

Download Submit