Analysis
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max time kernel
147s -
max time network
149s -
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 04:10
Static task
static1
General
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Target
a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe
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Size
296KB
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MD5
0bdd1650cdca85862e2aac7a644e72f3
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SHA1
a834be9c78a2cde3013440411b970551b181cc87
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SHA256
a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66
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SHA512
c014db2ff3ac4d5f58847e0318ad407c300df69c4273539187e952e34dd70f9706eeb52dbadba8919dabe738c8a239b09c85a910985ad88eef69b9290bfb5720
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SSDEEP
3072:SK/jgHLAaGdaDsI4SQ19KupQhKH4xSaUeNeNMX58TztNrS94Enu:zgHLATdaDsI4/XReUeNeNtfrKHnu
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 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe -
Executes dropped EXE 2 IoCs
pid Process 4084 CGCFCFBKFC.exe 1564 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.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" CGCFCFBKFC.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 1844 1156 WerFault.exe 79 -
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 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3592 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 27 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1156 wrote to memory of 2232 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 86 PID 1156 wrote to memory of 2232 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 86 PID 1156 wrote to memory of 2232 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 86 PID 1156 wrote to memory of 5108 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 88 PID 1156 wrote to memory of 5108 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 88 PID 1156 wrote to memory of 5108 1156 a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe 88 PID 5108 wrote to memory of 3592 5108 cmd.exe 92 PID 5108 wrote to memory of 3592 5108 cmd.exe 92 PID 5108 wrote to memory of 3592 5108 cmd.exe 92 PID 2232 wrote to memory of 4084 2232 cmd.exe 93 PID 2232 wrote to memory of 4084 2232 cmd.exe 93 PID 2232 wrote to memory of 4084 2232 cmd.exe 93 PID 4084 wrote to memory of 1564 4084 CGCFCFBKFC.exe 98 PID 4084 wrote to memory of 1564 4084 CGCFCFBKFC.exe 98 PID 4084 wrote to memory of 1564 4084 CGCFCFBKFC.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe"C:\Users\Admin\AppData\Local\Temp\a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CGCFCFBKFC.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Users\Admin\AppData\Local\Temp\CGCFCFBKFC.exe"C:\Users\Admin\AppData\Local\Temp\CGCFCFBKFC.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:1564
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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\a0e69f08c2fa6024b971272ca58b242e2f315c6a02dc021f985a1ec296b4ca66.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:5108 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:3592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 19162⤵
- Program crash
PID:1844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1156 -ip 11561⤵PID:4364
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
MD53c491cde84daac60101335966f900fbd
SHA1864776f60349bd90f2ae409286d3401e4ec9b63c
SHA256f82abb756b52669b2dc6911e2d84189018887416fbcf090f8ce32dc7c55a6fb7
SHA51272f8c94c990bc04f9e48b7124c44b16b617eb02d0fbc11875fe62d01e8da336f4f11e93ca1bae9918a01767174a7232eabed2132c8124ef807ffed964de42f1e
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Filesize
1.9MB
MD53c491cde84daac60101335966f900fbd
SHA1864776f60349bd90f2ae409286d3401e4ec9b63c
SHA256f82abb756b52669b2dc6911e2d84189018887416fbcf090f8ce32dc7c55a6fb7
SHA51272f8c94c990bc04f9e48b7124c44b16b617eb02d0fbc11875fe62d01e8da336f4f11e93ca1bae9918a01767174a7232eabed2132c8124ef807ffed964de42f1e
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Filesize
555.1MB
MD5dc4b4fc94c58ff29315485a2fdb15b02
SHA1bd6acdca71ebafd6c0ff4d5de05c7d7422e49fb9
SHA256cc11610819602fe50c86dbe30dcba9f8ca917070ed21e4aaa0f56eefccebee8b
SHA51212d90206967c7a4d0bb1a261be3ea0dd9c22ebbfa3a9c5f8bfddf79a66d574d99a497e0fb928d63374ba9b29815f98ee8a91814dc08a0670ab6eaefdf3adf52a
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Filesize
518.7MB
MD584ddaf2f8dd9a8c516e818b7a22de3c0
SHA17f5eb384bba97a9ff4ba75d2b54f38bdc2184c49
SHA25656644ba90cb2dd21998d34ed1ec674059a7e952e53fb64bd7c7b13e815a2a765
SHA51217206ef0ce92a6474d762c6d016fbc3912f59d40fc6d01f8ba7c090e74928c0671e90b0761556106c8e5a3bdacbf9ee4de0601e29cd25e68ef0e6545c66b3f75
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Filesize
577.6MB
MD5e08ddd8c8d08e005a7f2d84521b3660c
SHA1009a5648270a2b23e4d282abb7b2a97edbce3472
SHA25685ced4afda499ebacaadf6b86bbf82a8a9d0e04f1fca2aa2fc14d8c1f23b22f1
SHA5121512809d2a00eca4a7b3c4b2023b8f2f6da268a2386f80d3c9469ba9cd367890713d8661c8f1a2221ad140915e8f37dd664422ac846d24457f7d88d8c04268c1