Analysis
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max time kernel
137s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
18-03-2023 08:10
Static task
static1
General
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Target
223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe
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Size
301KB
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MD5
3cb930fc50c931ee8d8eb36f9a239fc3
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SHA1
dc716aa31de06e05c56718b25a5dda5908963a11
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SHA256
223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90
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SHA512
e8020f7210d47d4a21bc1d659bfa1f29d875f51ff5264975225b0274520ea83f318498cfbbd5d901cd22dbb80a7bce99a27b1dc3689af994fed9affb25bbb3e0
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SSDEEP
3072:PMD/w1LQ/WAY4aJy/vq4oh/JVH7B4RiaNuv/JX580tP+L:Qw1LQeAYbJr4Sp/0uHIw+L
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe -
Executes dropped EXE 2 IoCs
pid Process 3932 JJECGCBGDB.exe 4024 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" JJECGCBGDB.exe -
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). Likely ransomware behaviour.
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Program crash 2 IoCs
pid pid_target Process procid_target 1664 4964 WerFault.exe 85 3892 3932 WerFault.exe 95 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2848 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 34 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4964 wrote to memory of 3136 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 89 PID 4964 wrote to memory of 3136 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 89 PID 4964 wrote to memory of 3136 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 89 PID 4964 wrote to memory of 764 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 90 PID 4964 wrote to memory of 764 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 90 PID 4964 wrote to memory of 764 4964 223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe 90 PID 764 wrote to memory of 2848 764 cmd.exe 94 PID 764 wrote to memory of 2848 764 cmd.exe 94 PID 764 wrote to memory of 2848 764 cmd.exe 94 PID 3136 wrote to memory of 3932 3136 cmd.exe 95 PID 3136 wrote to memory of 3932 3136 cmd.exe 95 PID 3136 wrote to memory of 3932 3136 cmd.exe 95 PID 3932 wrote to memory of 4024 3932 JJECGCBGDB.exe 100 PID 3932 wrote to memory of 4024 3932 JJECGCBGDB.exe 100 PID 3932 wrote to memory of 4024 3932 JJECGCBGDB.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe"C:\Users\Admin\AppData\Local\Temp\223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4964 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JJECGCBGDB.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\JJECGCBGDB.exe"C:\Users\Admin\AppData\Local\Temp\JJECGCBGDB.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3932 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:4024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 5204⤵
- Program crash
PID:3892
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\223c077f6eeb0ff32fd5c932f5a4dd311feb4e0156e2d464a6cb9a3645dede90.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:764 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:2848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 21682⤵
- Program crash
PID:1664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4964 -ip 49641⤵PID:4656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3932 -ip 39321⤵PID:4416
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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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
1.9MB
MD5e9459c4e90448a2078dded1a0743d268
SHA186b674b3620b68f6d8148f8bee741611e6d5c0ff
SHA256e78b816c45b724995d96bbfef7eef35189f357836b0b47454e0f6dfd3be06d8d
SHA512f23c95d20fe12d144952864e9e0a4ae8e1e94d7354b62d8403bee2ddbc60aad859597d2ea93ce9a805ddefa58baa5ef0ce512f303e987f1ea3526d70ca6bc0f8
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Filesize
1.9MB
MD5e9459c4e90448a2078dded1a0743d268
SHA186b674b3620b68f6d8148f8bee741611e6d5c0ff
SHA256e78b816c45b724995d96bbfef7eef35189f357836b0b47454e0f6dfd3be06d8d
SHA512f23c95d20fe12d144952864e9e0a4ae8e1e94d7354b62d8403bee2ddbc60aad859597d2ea93ce9a805ddefa58baa5ef0ce512f303e987f1ea3526d70ca6bc0f8
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Filesize
632.8MB
MD52d4811ee04f6dacb4a5051305506b850
SHA12cee50d93584f948d0cdb4345e001dca22f54814
SHA256e1b4da08161188bab50ebe781e35d316ac9aef299f1aef367812eb318db6db15
SHA512205138a2741ac9bc8c0c140428eb732436c9fe60fb8abae7f968ff959a18a855dafc0374eb38c9177fb92dca029e95939e335d94aa5ab6b2d79efc24a9392038
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Filesize
544.5MB
MD59b39f392f2a10e5f9c03b0a051afb0ff
SHA17f1bf9b9b4da76d33a81a7f665e5b33d8e0300ca
SHA2567d4881523516f5f2e1782da010b8d89d4569f3bcf48c1027dbab3aff1103da1f
SHA512f6ca190f16e43fec1a83789ce6821a4be0ed69bcdc9b53b5ad9211398fb6ffe4e1b328ffd087d2eebea7a5b6c01b1c36e638daf5ba9e3b50d2a847d9202b3672
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Filesize
513.8MB
MD5281535b94f4ce19ef408b3355d255526
SHA1601411e158fcc4b2bfa81fe26f4755f0e6eae714
SHA25657ebd9fe91329ca4469ea3ad78c71b20b31925516fb28d5bdfdd3e1a419cd994
SHA512603576b018a41bffd031c155cf1da63e19d0e9a0410b0ccbf14a376e324f21af0041bb6d382d19a5e3644d74bbd6ce82e29f0421f0ae315b58c10e81996193c4