Analysis
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max time kernel
141s -
max time network
152s -
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 09:20
Static task
static1
General
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Target
788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe
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Size
333KB
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MD5
355e5ef847eec83cc3ee16ae14458193
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SHA1
9fdaf87c11821aef8eb9e6d2a02cee0410265b7f
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SHA256
788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92
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SHA512
e876db75d13147474e12046b51b1396beb31b5838abc9c9f61cc4e13dfab1818283e37ff83b0d52aaeadfef1da8f6949f1025e8564029e22f309ff29124f2ff7
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SSDEEP
6144:BUbj1/LNDnlBqT0xUQZZVertj2KRd2PRTQNc/Q:y1/JDnlBqTWcoKX2JTSc/
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-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe -
Executes dropped EXE 2 IoCs
pid Process 1420 GIDBKKKKKF.exe 2820 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.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-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" GIDBKKKKKF.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 1 IoCs
pid pid_target Process procid_target 4488 2852 WerFault.exe 85 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3448 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 28 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2852 wrote to memory of 4804 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 88 PID 2852 wrote to memory of 4804 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 88 PID 2852 wrote to memory of 4804 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 88 PID 2852 wrote to memory of 4748 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 90 PID 2852 wrote to memory of 4748 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 90 PID 2852 wrote to memory of 4748 2852 788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe 90 PID 4748 wrote to memory of 3448 4748 cmd.exe 93 PID 4748 wrote to memory of 3448 4748 cmd.exe 93 PID 4748 wrote to memory of 3448 4748 cmd.exe 93 PID 4804 wrote to memory of 1420 4804 cmd.exe 94 PID 4804 wrote to memory of 1420 4804 cmd.exe 94 PID 4804 wrote to memory of 1420 4804 cmd.exe 94 PID 1420 wrote to memory of 2820 1420 GIDBKKKKKF.exe 100 PID 1420 wrote to memory of 2820 1420 GIDBKKKKKF.exe 100 PID 1420 wrote to memory of 2820 1420 GIDBKKKKKF.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe"C:\Users\Admin\AppData\Local\Temp\788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GIDBKKKKKF.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Users\Admin\AppData\Local\Temp\GIDBKKKKKF.exe"C:\Users\Admin\AppData\Local\Temp\GIDBKKKKKF.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:2820
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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\788f40e71fe7def232556f15af985c2f9058a0d4a3155548b91b5f46bf04fa92.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:3448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 20962⤵
- Program crash
PID:4488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2852 -ip 28521⤵PID:4128
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
MD58bb56e0f24d4285fa780dc82377dc870
SHA19e5a223f7e7307a3f940152288f4ed077dc231fe
SHA2566eb9605256050c8b7e28a8826b18c99c003ec3fc409488bf7ac46938218327d7
SHA5127509638f2899b1d4364b04fcab0b59b6efc3dff319c1e4dea77bcfe29414f7bbdc66d516e2c86b8710c946b569b282d8fb03db14eda8d444df6fc0f2b85c6ed6
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Filesize
1.9MB
MD58bb56e0f24d4285fa780dc82377dc870
SHA19e5a223f7e7307a3f940152288f4ed077dc231fe
SHA2566eb9605256050c8b7e28a8826b18c99c003ec3fc409488bf7ac46938218327d7
SHA5127509638f2899b1d4364b04fcab0b59b6efc3dff319c1e4dea77bcfe29414f7bbdc66d516e2c86b8710c946b569b282d8fb03db14eda8d444df6fc0f2b85c6ed6
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Filesize
315.6MB
MD52553d710c0b53945b05dc55ea94cb9d8
SHA11541e1602f654327238b0d345f92e16ccc524d9d
SHA256e7fed745e09a4485250e31645b0c67daf8d4792d6becd449ba7ea3d042d9e2cd
SHA512cf9effb728588ddba1b8decab72d985f23a01d1f792e6b3b616c896d7756c6826fbc95c57a151eab33c84640db3d2fc917e676e06ae3924a2e4965db34ed7496
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Filesize
327.0MB
MD5c6aa4f54ecabbf78fa6dee574eafd28f
SHA1f12142a33896c994e4328dace2386e135d2f1707
SHA256f498f6e0d11cbbdcc1c093a87d6b370ef7a523b1487107159ea734f7f07228f3
SHA5127f33a1f7efe7645bc2aff7d5d9ab0d53e6211f54c65eeabcd36cd36ca04947b9f56a048a3b695358210dba3c3e964fe224a31fb3f136f354212a383f5aadcb9f
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Filesize
339.3MB
MD5c6aeb3e4a2fb9c20bda4da076c344d5e
SHA1e2b314d907977e816f36a16212be2776a8899bf6
SHA2564a6ddbf08eb29c3914813b4f6b8b74c648ca678e4328621aa85c8f96603be651
SHA512afcd04621716416b934ce9b9e2f9459d43585cd4905456b43d8eb18fe2ac83b84f6813fae526f7e0d6c2d0efe9fcb04274fb9484e69dbda62141883981749fa8