ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4

General

Target

ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
Size

344KB
MD5

26b45da5cd70b94a27d4622cc1a9644d
SHA1

ba825a3a63693ef98086add9d0d38c3341b154d6
SHA256

ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4
SHA512

5fa7904c684cc008fd474cf6e3a050f67abf0cab3e7b82c8cb3c8387a027b95f5cace0ecf8bcf4b2e2b7ee2be7504db6c8494ff49517606e0f202dab34ef5229
SSDEEP

6144:TvDoi6eqaPzJwCT0znucerL3tjRs2Ufg/4t/S2rBTATZUEUxDuus5As01uudY+o8:zoaPfjRsQ6S2NdX5oeCs

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

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	ceuba.exe

Executes dropped EXE 1 IoCs

pid	Process
852	ceuba.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	ceuba.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceuba = "C:\\Users\\Admin\\ceuba.exe /d"	ceuba.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceuba = "C:\\Users\\Admin\\ceuba.exe /j"	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ceuba.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	ceuba.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
852	ceuba.exe
852	ceuba.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
852	ceuba.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 852	1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe	79
PID 1052 wrote to memory of 852	1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe	79
PID 1052 wrote to memory of 852	1052	ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe	79

C:\Users\Admin\AppData\Local\Temp\ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe
"C:\Users\Admin\AppData\Local\Temp\ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\ceuba.exe
  "C:\Users\Admin\ceuba.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Maps connected drives based on registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:852

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1960

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

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\ceuba.exe

Filesize
344KB

MD5
26b45da5cd70b94a27d4622cc1a9644d

SHA1
ba825a3a63693ef98086add9d0d38c3341b154d6

SHA256
ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4

SHA512
5fa7904c684cc008fd474cf6e3a050f67abf0cab3e7b82c8cb3c8387a027b95f5cace0ecf8bcf4b2e2b7ee2be7504db6c8494ff49517606e0f202dab34ef5229

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

Filesize
344KB

MD5
26b45da5cd70b94a27d4622cc1a9644d

SHA1
ba825a3a63693ef98086add9d0d38c3341b154d6

SHA256
ed6666195414a4a65520dfb8bac53a58e41159b21809a444267d319c7e8b4ed4

SHA512
5fa7904c684cc008fd474cf6e3a050f67abf0cab3e7b82c8cb3c8387a027b95f5cace0ecf8bcf4b2e2b7ee2be7504db6c8494ff49517606e0f202dab34ef5229

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads