2c362af82d783627d018ae38a4624da7aec8ecb0722fe8c8ea32ee18691f014f

Analysis

max time kernel
61s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03/04/2023, 18:14

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General

Target

TLauncher.lnk
Size

1KB
MD5

47575e64831683fc028e06fbd5c77ce7
SHA1

4ba0ad1250592a301fd54bf06f58bad7b294839d
SHA256

2c362af82d783627d018ae38a4624da7aec8ecb0722fe8c8ea32ee18691f014f
SHA512

e167e329296a3ba56c677e502a01bebd544d5b0b75ff0d2eb840ce4d321ff4797f182246c288dff920cb929a5a16b4a5c0e37b4686a62178fb9c9e30bc989db4

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows\CurrentVersion\Run	chrome.exe

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

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

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 = "133250193305923554"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3248	chrome.exe
3248	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe
Token: SeShutdownPrivilege	3248	chrome.exe
Token: SeCreatePagefilePrivilege	3248	chrome.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe
3248	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 1004	3248	chrome.exe	93
PID 3248 wrote to memory of 1004	3248	chrome.exe	93
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 3776	3248	chrome.exe	94
PID 3248 wrote to memory of 2576	3248	chrome.exe	95
PID 3248 wrote to memory of 2576	3248	chrome.exe	95
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96
PID 3248 wrote to memory of 1224	3248	chrome.exe	96

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TLauncher.lnk
1⤵
PID:3484

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Adds Run key to start application
- 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:3248
- 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,0x100,0x104,0xd8,0x108,0x7ff85bb79758,0x7ff85bb79768,0x7ff85bb79778
  2⤵
  PID:1004
- 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=1756 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:2
  2⤵
  PID:3776
- 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=2172 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:8
  2⤵
  PID:2576
- 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=2252 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:8
  2⤵
  PID:1224
- 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=3160 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:1
  2⤵
  PID:3108
- 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=3292 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:1
  2⤵
  PID:508
- 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=4476 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:1
  2⤵
  PID:4396
- 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=4660 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /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=4788 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:8
  2⤵
  PID:3424
- 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=4932 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:8
  2⤵
  PID:3264
- 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=5068 --field-trial-handle=1808,i,1041772683114263236,12476518140985333669,131072 /prefetch:8
  2⤵
  PID:4248

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:1532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

Filesize
1013B

MD5
29ce97df701b6506198152180491ffeb

SHA1
d91af041b37e230b03531df81b21611dba0f22c4

SHA256
d3ad7a7d5fec64117a936b19146c288772cf0402e5dfbdb7b589ece22f68360e

SHA512
80191018620a787952203b353fedc626337959e107ade1a9716b6b3e5f413a0559cd2e7c7126a814241ca0d65ea2aeeac1c3b094c02bb40e4157dd931ec7e301

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

Filesize
371B

MD5
9eb6dc87a731a3f152d8458fbb656790

SHA1
2ad2a5ce19d2a9cb9ecfd1a7ea53b9f02a1d18c8

SHA256
4cc35186ed0baf831a39116fd2a32aee3b034fedf8de682c99561ca56eba45f2

SHA512
54abd7e79b43e59e47964b2663c67ba98916ac3fa986da81dfb82c33931604fd405c7641a42473b49c242d74401565586138b36676d83e5807235c19a97afb40

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

Filesize
5KB

MD5
d0ee5f6d4cb9b46a5a78bb36ca2ff94d

SHA1
dde0478e300f363191242e91418b47e23e6d4f17

SHA256
c2aa3400c7970a7c70f846217e46b9d9612082b845994e9b1504aba3229958ae

SHA512
4efcabf0ae25c69f8775ce6066b59eed96413748e80c0e5befcec1296e858a6068f0af333cd20491e0c9d1f11736ccaaddcbf0e7d0599ca40957fcc5dd026664

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

Filesize
174KB

MD5
cbdad370340767b836aa1cc981a8ad79

SHA1
f544df94e85f3335024c5b59d8b2de20457db210

SHA256
da4be6f3c794a39e78b5b21c832c55e314bc23aec2f19f62ba445e5a89507af0

SHA512
0457ebaec348df25b5159916bd5856fbb92374819c469b80291384a9a84df2ec70f5142d564741957bc3e9db97f95ffdb2e32f42ba79142111c8f64df703a15e

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

Filesize
174KB

MD5
2588a457955b5779f7d7fa9225f62357

SHA1
8ddc545820b2704319f086f96de11e2b8f98a398

SHA256
1b42037a8cd9b65dd5b6652ccbc2bf1b0a8365f3f08944a701559b8900414565

SHA512
d1491ebee911a352bcb4ed416bf8ff49deebac44e2829efa6515a4fca156184b97976824f47d5fed9dea257a9cce73ee1c5be1a10986e09c3aad83486d622590

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