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230218-x9t53acf2s 8Analysis
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max time kernel
56s -
max time network
59s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
18-02-2023 19:33
Static task
static1
Behavioral task
behavioral1
Sample
TLauncher-2.69-Installer-0.5.2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
TLauncher-2.69-Installer-0.5.2.exe
Resource
win10v2004-20221111-en
Errors
General
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Target
TLauncher-2.69-Installer-0.5.2.exe
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Size
14.3MB
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MD5
5d9aaf4088910768120e081fbbffce80
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SHA1
fa8643e5bbf4cdebddd0bd1af6568540c630fe46
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SHA256
4c1993ff60a9013a1e7226bf737f84beefeb6b69677d6bc1f544959640479e79
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SHA512
398c4c2bb0968ee258fb0adb3ebb5516a24c8f5297605ff58aa6de59cb451d480ea289376e7755b66f847abf87ad43c0da310a5a5220c0908c3bde8c878eb886
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SSDEEP
393216:MXgumBb5fsD441ffz4e4oQL1CbfvIzAtdB7l7RPupq:Mwu05+1Hz4e4tCEzuB7l7RR
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
TLauncher-2.69-Installer-0.5.2.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation TLauncher-2.69-Installer-0.5.2.exe -
Executes dropped EXE 1 IoCs
Processes:
irsetup.exepid process 4272 irsetup.exe -
Loads dropped DLL 2 IoCs
Processes:
irsetup.exepid process 4272 irsetup.exe 4272 irsetup.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe upx C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe upx behavioral2/memory/4272-137-0x0000000000BB0000-0x0000000000F98000-memory.dmp upx behavioral2/memory/4272-141-0x0000000000BB0000-0x0000000000F98000-memory.dmp upx behavioral2/memory/4272-142-0x0000000000BB0000-0x0000000000F98000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 15 IoCs
Processes:
LogonUI.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "240" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
irsetup.exeLogonUI.exepid process 4272 irsetup.exe 4272 irsetup.exe 4272 irsetup.exe 4272 irsetup.exe 4064 LogonUI.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
TLauncher-2.69-Installer-0.5.2.exedescription pid process target process PID 1816 wrote to memory of 4272 1816 TLauncher-2.69-Installer-0.5.2.exe irsetup.exe PID 1816 wrote to memory of 4272 1816 TLauncher-2.69-Installer-0.5.2.exe irsetup.exe PID 1816 wrote to memory of 4272 1816 TLauncher-2.69-Installer-0.5.2.exe irsetup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\TLauncher-2.69-Installer-0.5.2.exe"C:\Users\Admin\AppData\Local\Temp\TLauncher-2.69-Installer-0.5.2.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe"C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1905626 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-2.69-Installer-0.5.2.exe" "__IRCT:1" "__IRTSS:14984508" "__IRSID:S-1-5-21-2386679933-1492765628-3466841596-1000"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39ec055 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Wow64.lmdFilesize
97KB
MD5da1d0cd400e0b6ad6415fd4d90f69666
SHA1de9083d2902906cacf57259cf581b1466400b799
SHA2567a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575
SHA512f12f64670f158c2e846e78b7b5d191158268b45ecf3c288f02bbee15ae10c4a62e67fb3481da304ba99da2c68ac44d713a44a458ef359db329b6fef3d323382a
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exeFilesize
1.3MB
MD54240de83a3f64b1c933d526bf12ef208
SHA1a640594deabe61478da767cdec444b8de950c5f1
SHA256e31afb1d2477da49daa2c4d8c74b3f317becf27bcb46a8e4c58f0439b3c2b5e4
SHA5120e072b3378cf99832697e80c3ad0585175e5fcdba1b6cc7b92be993f76bb49c88166a24f3a353daa4f08e8757f0a2610769c02495cf855a913345141fd92edbd
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exeFilesize
1.3MB
MD54240de83a3f64b1c933d526bf12ef208
SHA1a640594deabe61478da767cdec444b8de950c5f1
SHA256e31afb1d2477da49daa2c4d8c74b3f317becf27bcb46a8e4c58f0439b3c2b5e4
SHA5120e072b3378cf99832697e80c3ad0585175e5fcdba1b6cc7b92be993f76bb49c88166a24f3a353daa4f08e8757f0a2610769c02495cf855a913345141fd92edbd
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dllFilesize
326KB
MD580d93d38badecdd2b134fe4699721223
SHA1e829e58091bae93bc64e0c6f9f0bac999cfda23d
SHA256c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59
SHA5129f28073cc186b55ef64661c2e4f6fe1c112785a262b9d8e9a431703fdb1000f1d8cc0b2a3c153c822cfd48782ae945742ccb07beae4d6388d5d0b4df03103bd4
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C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dllFilesize
326KB
MD580d93d38badecdd2b134fe4699721223
SHA1e829e58091bae93bc64e0c6f9f0bac999cfda23d
SHA256c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59
SHA5129f28073cc186b55ef64661c2e4f6fe1c112785a262b9d8e9a431703fdb1000f1d8cc0b2a3c153c822cfd48782ae945742ccb07beae4d6388d5d0b4df03103bd4
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memory/4272-132-0x0000000000000000-mapping.dmp
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memory/4272-137-0x0000000000BB0000-0x0000000000F98000-memory.dmpFilesize
3.9MB
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memory/4272-139-0x0000000010000000-0x0000000010051000-memory.dmpFilesize
324KB
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memory/4272-140-0x0000000006360000-0x0000000006363000-memory.dmpFilesize
12KB
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memory/4272-141-0x0000000000BB0000-0x0000000000F98000-memory.dmpFilesize
3.9MB
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memory/4272-142-0x0000000000BB0000-0x0000000000F98000-memory.dmpFilesize
3.9MB