1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0

General

Target

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
Size

184KB
MD5

45b535a3a40d47ef1de18fe1368f5900
SHA1

0f0c5b790f6d65864c8a0d7a88dba24bf7c20ab0
SHA256

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0
SHA512

1bf527e7f633be040553f8e75621fd3203b2bb431bfd860a567ef89ab1dd453a91f018f40616a3f98713cf91694b1de930f36b276e53a61b151ad56807e44ac6
SSDEEP

3072:u7Ug+HWoYTzCh46Knvmb7/D26ytQlw/Lg5q69srijEIS3A:Mrpz6LKnvmb7/D26yQlw/Lg5qosri/Sw

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:

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exetukiw.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	tukiw.exe

Executes dropped EXE 1 IoCs

Processes:

tukiw.exe

pid process

1956 tukiw.exe

pid	process
1956	tukiw.exe

Loads dropped DLL 2 IoCs

Processes:

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe

pid	process
536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe

Adds Run key to start application 2 TTPs 54 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

tukiw.exe1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /q"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /Z"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /k"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /y"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /W"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /d"	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /J"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /p"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /I"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /D"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /C"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /t"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /H"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /f"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /P"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /M"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /x"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /d"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /V"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /c"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /m"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /l"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /i"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /U"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /s"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /a"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /X"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /j"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /z"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /n"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /r"	tukiw.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /E"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /u"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /L"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /A"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /b"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /G"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /Q"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /O"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /R"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /w"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /T"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /h"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /e"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /g"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /B"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /K"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /N"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /Y"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /v"	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /S"	tukiw.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	tukiw.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\tukiw = "C:\\Users\\Admin\\tukiw.exe /F"	tukiw.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:

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exetukiw.exe

pid	process
536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
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1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
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1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe
1956	tukiw.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exetukiw.exe

pid process

536 1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
1956 tukiw.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe

description	pid	process	target process
PID 536 wrote to memory of 1956	536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe	tukiw.exe
PID 536 wrote to memory of 1956	536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe	tukiw.exe
PID 536 wrote to memory of 1956	536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe	tukiw.exe
PID 536 wrote to memory of 1956	536	1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe	tukiw.exe

C:\Users\Admin\AppData\Local\Temp\1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.exe
"C:\Users\Admin\AppData\Local\Temp\1c0c043af28f7e939b97179500fa353d41038d6e4de4da7d45b43470171b79d0.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:536

C:\Users\Admin\tukiw.exe
"C:\Users\Admin\tukiw.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:1956

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\tukiw.exe
Filesize
184KB

MD5
080f51967ea647fbdb2cf6cff9d19cda

SHA1
fb16475c626d7f21ccab54e595e3e225dd7d9d55

SHA256
f5782f39d8fe8060dea21ee66addb337a58632c4b676521041cda10af329a82a

SHA512
e219c70a82af79cfbaea84a7083a9f7384ce9b77f75c2f74a308fe41a8de42dd74cfff93081f5e669d843c6568f654ff1bf8b36e6077b8d8573e11d15b115665

Download Submit
C:\Users\Admin\tukiw.exe
Filesize
184KB

MD5
080f51967ea647fbdb2cf6cff9d19cda

SHA1
fb16475c626d7f21ccab54e595e3e225dd7d9d55

SHA256
f5782f39d8fe8060dea21ee66addb337a58632c4b676521041cda10af329a82a

SHA512
e219c70a82af79cfbaea84a7083a9f7384ce9b77f75c2f74a308fe41a8de42dd74cfff93081f5e669d843c6568f654ff1bf8b36e6077b8d8573e11d15b115665

Download Submit
\Users\Admin\tukiw.exe
Filesize
184KB

MD5
080f51967ea647fbdb2cf6cff9d19cda

SHA1
fb16475c626d7f21ccab54e595e3e225dd7d9d55

SHA256
f5782f39d8fe8060dea21ee66addb337a58632c4b676521041cda10af329a82a

SHA512
e219c70a82af79cfbaea84a7083a9f7384ce9b77f75c2f74a308fe41a8de42dd74cfff93081f5e669d843c6568f654ff1bf8b36e6077b8d8573e11d15b115665

Download Submit
\Users\Admin\tukiw.exe
Filesize
184KB

MD5
080f51967ea647fbdb2cf6cff9d19cda

SHA1
fb16475c626d7f21ccab54e595e3e225dd7d9d55

SHA256
f5782f39d8fe8060dea21ee66addb337a58632c4b676521041cda10af329a82a

SHA512
e219c70a82af79cfbaea84a7083a9f7384ce9b77f75c2f74a308fe41a8de42dd74cfff93081f5e669d843c6568f654ff1bf8b36e6077b8d8573e11d15b115665

Download Submit
memory/536-56-0x0000000075B11000-0x0000000075B13000-memory.dmp

Filesize
8KB

Download
memory/1956-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads