1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff

General

Target

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
Size

116KB
MD5

cd1c5292a2f60a9bef3ce5a22c570595
SHA1

86ac6cdbc4f0077385c7848ae3f92c56c27b6430
SHA256

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff
SHA512

78a3fdd6837505f86fa4ea78510160ad351bfdbb365c24c6de5da6a173688c81f3aa4670e21ffe4c083c63611a59ffbb3e0d289740a7dd78ebc00744bdd16f84
SSDEEP

1536:aN0TcIv9MtpJl4Uk+++pZgGEbplftRkDhfdxoMqYjFe1Jsl0KuwOZZZZH1gMiZsQ:o0TPMBl4UIRsjsO0xdZZZZVgSQ

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:

jaecat.exe1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	jaecat.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

Executes dropped EXE 1 IoCs

Processes:

jaecat.exe

pid process

2148 jaecat.exe

pid	process
2148	jaecat.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

Adds Run key to start application 2 TTPs 29 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exejaecat.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /b"	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /y"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /b"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /h"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /q"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /i"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /a"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /p"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /x"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /g"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /z"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /d"	jaecat.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run\	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /v"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /j"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /l"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /f"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /c"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /o"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /k"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /n"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /u"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /t"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /m"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /r"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /w"	jaecat.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run\	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /e"	jaecat.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jaecat = "C:\\Users\\Admin\\jaecat.exe /s"	jaecat.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:

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exejaecat.exe

pid	process
4836	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
4836	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe
2148	jaecat.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exejaecat.exe

pid process

4836 1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
2148 jaecat.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

description	pid	process	target process
PID 4836 wrote to memory of 2148	4836	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe	jaecat.exe
PID 4836 wrote to memory of 2148	4836	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe	jaecat.exe
PID 4836 wrote to memory of 2148	4836	1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe	jaecat.exe

C:\Users\Admin\AppData\Local\Temp\1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
"C:\Users\Admin\AppData\Local\Temp\1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4836

C:\Users\Admin\jaecat.exe
"C:\Users\Admin\jaecat.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:2148

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\jaecat.exe
Filesize
116KB

MD5
40b3212e0af181fb3b9c9993f38581ff

SHA1
2869dfef2714a2ca4a238bc503e1b6cf0feba699

SHA256
c578473328dece83923c6a9b0efaef1275805572e18d475bca3b5ff1ae3c7038

SHA512
453a43481c6a7c3c03a3c7736a2da5d3679dcabc2d6ca2f84d43162bc663eb5c066ab7972a914e4573bb51885976ff178b435e230f319d825232781c0b90eede

Download Submit
C:\Users\Admin\jaecat.exe
Filesize
116KB

MD5
40b3212e0af181fb3b9c9993f38581ff

SHA1
2869dfef2714a2ca4a238bc503e1b6cf0feba699

SHA256
c578473328dece83923c6a9b0efaef1275805572e18d475bca3b5ff1ae3c7038

SHA512
453a43481c6a7c3c03a3c7736a2da5d3679dcabc2d6ca2f84d43162bc663eb5c066ab7972a914e4573bb51885976ff178b435e230f319d825232781c0b90eede

Download Submit
memory/2148-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads