hxxps://files[.]catbox[.]moe/vbnyn7[.]zip

Analysis

max time kernel
20s
max time network
25s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 16:47

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General

Target

https://files.catbox.moe/vbnyn7.zip

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 = "133559453004599439"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4000	chrome.exe
4000	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe
Token: SeShutdownPrivilege	4000	chrome.exe
Token: SeCreatePagefilePrivilege	4000	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe
4000	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4000 wrote to memory of 2780	4000	chrome.exe	94
PID 4000 wrote to memory of 2780	4000	chrome.exe	94
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1996	4000	chrome.exe	97
PID 4000 wrote to memory of 1964	4000	chrome.exe	98
PID 4000 wrote to memory of 1964	4000	chrome.exe	98
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99
PID 4000 wrote to memory of 492	4000	chrome.exe	99

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://files.catbox.moe/vbnyn7.zip
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:4000
- 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,0x100,0x104,0xd8,0x108,0x7ffac3349758,0x7ffac3349768,0x7ffac3349778
  2⤵
  PID:2780
- 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=1724 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:2
  2⤵
  PID:1996
- 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=2144 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:8
  2⤵
  PID:1964
- 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=2224 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:8
  2⤵
  PID:492
- 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=3000 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:1
  2⤵
  PID:4644
- 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=3020 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:1
  2⤵
  PID:4032
- 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=4356 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:8
  2⤵
  PID:1276
- 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=4416 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:8
  2⤵
  PID:3824
- 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=9 --mojo-platform-channel-handle=4840 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:1
  2⤵
  PID:4712
- 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=10 --mojo-platform-channel-handle=3012 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:1
  2⤵
  PID:2704
- 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=5084 --field-trial-handle=1872,i,6359615791957299767,11715255748569768910,131072 /prefetch:1
  2⤵
  PID:2676

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:2856

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\Preferences

Filesize
6KB

MD5
b571e343148dd970e7f79706aeb64095

SHA1
b2754a2d070131df6f814a2202cf711417d53e6d

SHA256
6d16a7352a2ada737987936604f682fa408e8379862eb0ceb9355c07ec7c9464

SHA512
afc91acc2da76d0dacdb15644e624c8443f2c586e331b1767fa80248d3d57165eb1b6cf53fe6be30511295cb668bda4f75628e905ba630cdb30bd5dbb5e0aa73

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

Filesize
137KB

MD5
5e8b5f3bfe553b9542ba4bae4b30462b

SHA1
0b5f1e891103e2752b1b5f410079c838f0ded529

SHA256
0418bcb969540edb7c5e9a9ac934787d7f7a513887743ce2a9f98685f3ef4811

SHA512
e8ddc3b7789c55727b50e1c15f624d6f9fdc8fa7a684ddc18f853fe4b1ef728fa287ebca75ff5ddc3a8b02322a82286d55f2c54e0f3ce9d77edea42c18fe7ea5

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

Filesize
136KB

MD5
08d388d2db8009e5875a39c1483f4e4f

SHA1
bd256a71dad4a5888059f793c6a7330130e98ad9

SHA256
7ad3211e54b011318e1bb69f040ddd09c55ed8480530040fa810c51476d69f18

SHA512
4176f8ef8be552328079b2383e1577a77481c3a0b18bd7ced41c3fa7362097454d9eac6a56edee5d0882ba349222d4277b46bd92c147c89d8e48a6c0b2b18549

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