0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43

General

Target

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
Size

176KB
MD5

1b9d6ec7181f906613387bfa0351a2a0
SHA1

4b4ae2f968bad4f794aa4257015cff662e326bb1
SHA256

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43
SHA512

7bb00294368766802abeb179ad6e68f29696a6ea38c54ff5fa3dd8adc084af2c7352789e6ca174aba672297ffca91fa1e60db7707b21c961eec32df216a85e05
SSDEEP

3072:OC1C8Wlh4GWtPuCaAYmG5bcFuKnvmb7/D26inavm4QLzHpXP6D8R8FOjcKvDHmB1:NI8WAGWtPuCaVmG5bnKnvmb7/D26caem

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exeyiata.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	yiata.exe

Executes dropped EXE 1 IoCs

Processes:

yiata.exe

pid process

1008 yiata.exe

pid	process
1008	yiata.exe

Loads dropped DLL 2 IoCs

Processes:

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe

pid	process
268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe

Adds Run key to start application 2 TTPs 50 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

yiata.exe0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /h"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /y"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /x"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /T"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /C"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /b"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /M"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /p"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /N"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /B"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /O"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /w"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /D"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /f"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /c"	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /m"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /W"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /Y"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /R"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /X"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /L"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /u"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /P"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /I"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /Z"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /e"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /t"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /H"	yiata.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /E"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /z"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /U"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /s"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /g"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /j"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /q"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /i"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /v"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /k"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /F"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /l"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /V"	yiata.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /A"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /S"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /Q"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /a"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /d"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /r"	yiata.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiata = "C:\\Users\\Admin\\yiata.exe /J"	yiata.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exeyiata.exe

pid	process
268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe
1008	yiata.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exeyiata.exe

pid process

268 0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
1008 yiata.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe

description	pid	process	target process
PID 268 wrote to memory of 1008	268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe	yiata.exe
PID 268 wrote to memory of 1008	268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe	yiata.exe
PID 268 wrote to memory of 1008	268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe	yiata.exe
PID 268 wrote to memory of 1008	268	0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe	yiata.exe

C:\Users\Admin\AppData\Local\Temp\0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe
"C:\Users\Admin\AppData\Local\Temp\0da4aed1141179612a8cd3d24e493f9a6681470485cb3f71f1b6f2e8733e1d43.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:268

C:\Users\Admin\yiata.exe
"C:\Users\Admin\yiata.exe"
2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1

T1158

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\yiata.exe
Filesize
176KB

MD5
5079d00c8d0c749ab1257907beee167d

SHA1
7c1934e6d5d95d02778c8e09e508a1e7b05d2bd1

SHA256
25e06d0f0e7926683039e81176fe5784b19f84f370d5024927f98ec265f22c4f

SHA512
de6bd0e4c2e52403abe420a9b6e27332d1aea8a13b46025c951e9f2ee38513025e4549fd5bb171a2a90a97e8708956788c7bdc573093c29fb8b889adf157d8e5

Download Submit
C:\Users\Admin\yiata.exe
Filesize
176KB

MD5
5079d00c8d0c749ab1257907beee167d

SHA1
7c1934e6d5d95d02778c8e09e508a1e7b05d2bd1

SHA256
25e06d0f0e7926683039e81176fe5784b19f84f370d5024927f98ec265f22c4f

SHA512
de6bd0e4c2e52403abe420a9b6e27332d1aea8a13b46025c951e9f2ee38513025e4549fd5bb171a2a90a97e8708956788c7bdc573093c29fb8b889adf157d8e5

Download Submit
\Users\Admin\yiata.exe
Filesize
176KB

MD5
5079d00c8d0c749ab1257907beee167d

SHA1
7c1934e6d5d95d02778c8e09e508a1e7b05d2bd1

SHA256
25e06d0f0e7926683039e81176fe5784b19f84f370d5024927f98ec265f22c4f

SHA512
de6bd0e4c2e52403abe420a9b6e27332d1aea8a13b46025c951e9f2ee38513025e4549fd5bb171a2a90a97e8708956788c7bdc573093c29fb8b889adf157d8e5

Download Submit
\Users\Admin\yiata.exe
Filesize
176KB

MD5
5079d00c8d0c749ab1257907beee167d

SHA1
7c1934e6d5d95d02778c8e09e508a1e7b05d2bd1

SHA256
25e06d0f0e7926683039e81176fe5784b19f84f370d5024927f98ec265f22c4f

SHA512
de6bd0e4c2e52403abe420a9b6e27332d1aea8a13b46025c951e9f2ee38513025e4549fd5bb171a2a90a97e8708956788c7bdc573093c29fb8b889adf157d8e5

Download Submit
memory/268-56-0x0000000076931000-0x0000000076933000-memory.dmp

Filesize
8KB

Download
memory/1008-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads