Analysis
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max time kernel
147s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-06-2024 21:07
Static task
static1
Behavioral task
behavioral1
Sample
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe
Resource
win10v2004-20240508-en
General
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Target
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe
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Size
261KB
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MD5
d6561b802864d99de2722a33c63681a5
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SHA1
3eb9e10daa4251bcf2309b31fe04082b672383f5
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SHA256
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0
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SHA512
be89dccd57a352a7906b167c15227201d001c1f3f114fbd8b21fb701b972b0372a8bb9708e6d25de639773c08d2029579c3265ea69e8175869b650ad63fcf64e
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SSDEEP
3072:GrkLjw7tYgBNidNYDPe0OhEFGUAUCma1jXjPmmFIy5w7p:G4LjwB/NidqFOhXUYmaQ7
Malware Config
Extracted
stealc
default12
http://185.172.128.170
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url_path
/7043a0c6a68d9c65.php
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
CGIJKJJKEB.exepid process 1988 CGIJKJJKEB.exe -
Loads dropped DLL 2 IoCs
Processes:
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exepid process 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5036 3124 WerFault.exe ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exepid process 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.execmd.exedescription pid process target process PID 3124 wrote to memory of 3516 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe cmd.exe PID 3124 wrote to memory of 3516 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe cmd.exe PID 3124 wrote to memory of 3516 3124 ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe cmd.exe PID 3516 wrote to memory of 1988 3516 cmd.exe CGIJKJJKEB.exe PID 3516 wrote to memory of 1988 3516 cmd.exe CGIJKJJKEB.exe PID 3516 wrote to memory of 1988 3516 cmd.exe CGIJKJJKEB.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe"C:\Users\Admin\AppData\Local\Temp\ff543c0f90a10780ccd10622ac8a879f0fd04f4b502e1b82557cca36c6e011c0.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3124 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CGIJKJJKEB.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\CGIJKJJKEB.exe"C:\Users\Admin\AppData\Local\Temp\CGIJKJJKEB.exe"3⤵
- Executes dropped EXE
PID:1988
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 25842⤵
- Program crash
PID:5036
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3124 -ip 31241⤵PID:2480
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
533KB
MD56c93fc68e2f01c20fb81af24470b790c
SHA1d5927b38a32e30afcf5a658612a8266476fc4ad8
SHA25664a71b664d76641b35dac312161cb356b3b3b5f0b45c9d88c8afa547b4902580
SHA512355e9677121ef17cf8c398f0c17399776d206c62014080a2c62682e1152ea0729dcc6e233358dcd6bae009b07e3db936d4b18eb37d6e7ebc2fe9cf8d827c4ade