Analysis
- max time kernel
110s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
17/04/2023, 05:41
Static task
static1
Behavioral task
behavioral1
Sample
18b69329c39ad2ce3df2965834a11bdf.exe
Resource
win7-20230220-en
11 signatures
150 seconds
General
- Target 18b69329c39ad2ce3df2965834a11bdf.exe
- Size 212KB
- Sample230417-gdfd2adb52
- SHA256 8d2ae0363e3aef4a75785737bbfe64fa85ec9af8a2e297cc8dfb56b8e5a62d01
- MD5 18b69329c39ad2ce3df2965834a11bdf
- SHA1 2bf1df1b70ed0de8265ffb8a4cc41eff5b98090a
- SHA512 c89b0628327e080ae5006776329f3217d633c373c33b04532225231358f3eeef21da42fd038b354d7c7e5944d05244c19f7b6ba5080fbcc53fb004f5678315cc
- SSDEEP 3072:qBiBK8RXjrfUe/Kxua1Stsdj3y4Q53X1PoI7inqjZdq:OEVfGuwStsdj3Ip7inx
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Downloads MZ/PE file
- 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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 18b69329c39ad2ce3df2965834a11bdf.exe - Loads dropped DLL 2 IoCs
pid Process 3096 18b69329c39ad2ce3df2965834a11bdf.exe 3096 18b69329c39ad2ce3df2965834a11bdf.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
pid pid_target Process procid_target 3360 3096 WerFault.exe 83 - 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 18b69329c39ad2ce3df2965834a11bdf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 18b69329c39ad2ce3df2965834a11bdf.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2064 timeout.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3096 18b69329c39ad2ce3df2965834a11bdf.exe 3096 18b69329c39ad2ce3df2965834a11bdf.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3096 wrote to memory of 3836 3096 18b69329c39ad2ce3df2965834a11bdf.exe 90 PID 3096 wrote to memory of 3836 3096 18b69329c39ad2ce3df2965834a11bdf.exe 90 PID 3096 wrote to memory of 3836 3096 18b69329c39ad2ce3df2965834a11bdf.exe 90 PID 3836 wrote to memory of 2064 3836 cmd.exe 93 PID 3836 wrote to memory of 2064 3836 cmd.exe 93 PID 3836 wrote to memory of 2064 3836 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\18b69329c39ad2ce3df2965834a11bdf.exe"C:\Users\Admin\AppData\Local\Temp\18b69329c39ad2ce3df2965834a11bdf.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\18b69329c39ad2ce3df2965834a11bdf.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:2064
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3096 -s 23882⤵
- Program crash
PID:3360
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3096 -ip 30961⤵PID:4836
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\ProgramData\mozglue.dll
- Size 593KB
- SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
- MD5 c8fd9be83bc728cc04beffafc2907fe9
- SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
- SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
- SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\mozglue.dll
- Size 593KB
- SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
- MD5 c8fd9be83bc728cc04beffafc2907fe9
- SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
- SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
- SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\nss3.dll
- Size 2.0MB
- SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
- MD5 1cc453cdf74f31e4d913ff9c10acdde2
- SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
- SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
- SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Are.docx
- Size 11KB
- SHA256 5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
- MD5 a33e5b189842c5867f46566bdbf7a095
- SHA1 e1c06359f6a76da90d19e8fd95e79c832edb3196
- SHA512 f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
- SSDEEP 192:CtNCEE33S7Ok0CMSYbcBVk6tqM16iPBkeawLWdxd7o3Lp:aNwC78uYbcBv6akwLWdxdE3Lp
- MD5 SHA1 SHA512 SSDEEP