7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7

General

Target

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
Size

316KB
MD5

09eb8065d77bbd93f745c38444b46fda
SHA1

dce6348b5276331c9f02cc95041c05b05687f867
SHA256

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7
SHA512

d03530dd115c31abe4c7fab2d8d8817bd88b0ddb6a6d2cdc31294402d0911c60a7cf3d5940c596f9ab6d83d8046dcb907a987cef0b5fd78932d5035292f247b8
SSDEEP

6144:tESB9zuJRyIghtsKnvmb7/D26EO/v5WbBX7zZ8RzRNjL6ZkCnbM3F1QSBx8evAZH:tjtIghtsKnvmb7/D26FWbBX7zZ8RzRNd

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:

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exekaeocal.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	kaeocal.exe

Executes dropped EXE 1 IoCs

Processes:

kaeocal.exe

pid process

780 kaeocal.exe

pid	process
780	kaeocal.exe

Loads dropped DLL 2 IoCs

Processes:

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe

pid	process
1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe

Adds Run key to start application 2 TTPs 53 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

kaeocal.exe7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /t"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /I"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /x"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /k"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /s"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /N"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /Q"	kaeocal.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /M"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /y"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /b"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /B"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /O"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /P"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /V"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /K"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /e"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /j"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /n"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /X"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /W"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /l"	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /q"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /R"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /U"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /v"	kaeocal.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /L"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /H"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /c"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /u"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /m"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /J"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /F"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /w"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /d"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /z"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /Y"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /l"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /S"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /T"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /A"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /E"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /p"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /g"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /G"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /r"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /i"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /a"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /o"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /f"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /h"	kaeocal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\kaeocal = "C:\\Users\\Admin\\kaeocal.exe /C"	kaeocal.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:

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exekaeocal.exe

pid	process
1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe
780	kaeocal.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exekaeocal.exe

pid process

1884 7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
780 kaeocal.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe

description	pid	process	target process
PID 1884 wrote to memory of 780	1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe	kaeocal.exe
PID 1884 wrote to memory of 780	1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe	kaeocal.exe
PID 1884 wrote to memory of 780	1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe	kaeocal.exe
PID 1884 wrote to memory of 780	1884	7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe	kaeocal.exe

C:\Users\Admin\AppData\Local\Temp\7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.exe
"C:\Users\Admin\AppData\Local\Temp\7bebfe88ee266757c1afeec03e4ace08f998b9d9218fcef1a8f54779078a50e7.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:1884

C:\Users\Admin\kaeocal.exe
"C:\Users\Admin\kaeocal.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:780

Network

MITRE ATT&CK Enterprise 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

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\kaeocal.exe

Filesize
316KB

MD5
fed82e4b3af3557455cfa97420ca05b0

SHA1
15f24e4dd629c346d3d8653f9cc823746a5b5bab

SHA256
68b80b53ffac9ab4ae34ae7cc81555c91c8024d8bb95ae52f94509ba12d6c0d3

SHA512
3aa8a2bacbf8cb07f927d4d425a3f61968f54cf9c97c64389f2f9ad1e605b90136fec54acf02eecdca1752a8a4dc83e6001b87fde909921477d4cde5015c04ca

Download Submit
C:\Users\Admin\kaeocal.exe

Filesize
316KB

MD5
fed82e4b3af3557455cfa97420ca05b0

SHA1
15f24e4dd629c346d3d8653f9cc823746a5b5bab

SHA256
68b80b53ffac9ab4ae34ae7cc81555c91c8024d8bb95ae52f94509ba12d6c0d3

SHA512
3aa8a2bacbf8cb07f927d4d425a3f61968f54cf9c97c64389f2f9ad1e605b90136fec54acf02eecdca1752a8a4dc83e6001b87fde909921477d4cde5015c04ca

Download Submit
\Users\Admin\kaeocal.exe

Filesize
316KB

MD5
fed82e4b3af3557455cfa97420ca05b0

SHA1
15f24e4dd629c346d3d8653f9cc823746a5b5bab

SHA256
68b80b53ffac9ab4ae34ae7cc81555c91c8024d8bb95ae52f94509ba12d6c0d3

SHA512
3aa8a2bacbf8cb07f927d4d425a3f61968f54cf9c97c64389f2f9ad1e605b90136fec54acf02eecdca1752a8a4dc83e6001b87fde909921477d4cde5015c04ca

Download Submit
\Users\Admin\kaeocal.exe

Filesize
316KB

MD5
fed82e4b3af3557455cfa97420ca05b0

SHA1
15f24e4dd629c346d3d8653f9cc823746a5b5bab

SHA256
68b80b53ffac9ab4ae34ae7cc81555c91c8024d8bb95ae52f94509ba12d6c0d3

SHA512
3aa8a2bacbf8cb07f927d4d425a3f61968f54cf9c97c64389f2f9ad1e605b90136fec54acf02eecdca1752a8a4dc83e6001b87fde909921477d4cde5015c04ca

Download Submit
memory/780-59-0x0000000000000000-mapping.dmp

Download
memory/1884-56-0x0000000076941000-0x0000000076943000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads