Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
17-03-2023 14:44
Static task
static1
Behavioral task
behavioral1
Sample
2852c0eb15c4d3a76ccd8dd1a4a57913.exe
Resource
win7-20230220-en
General
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Target
2852c0eb15c4d3a76ccd8dd1a4a57913.exe
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Size
295KB
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MD5
2852c0eb15c4d3a76ccd8dd1a4a57913
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SHA1
a4716be68d566242a2db02ab81a0ab5d36ce4c78
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SHA256
8384eb97c0fd7d916cdb454b2212794a8eafa37fe6c7165644d02e8d9bfe5237
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SHA512
117005f1dc84b18645597dae20a4957189006b9aff57b36cd9ad2cfb3581552e15bb2bda4554fcd8de2912ff335d1ab2049417fbe15733edc70a022eec7393ac
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SSDEEP
3072:IfwRwuLVYWcNymdtYUPW3kiW3GEYJf3ahRnb+k6n6miI3KkdMX:bwuLVZcNdUHoYZqhRqYJkdMX
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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation 2852c0eb15c4d3a76ccd8dd1a4a57913.exe -
Executes dropped EXE 2 IoCs
pid Process 5004 EBGDHJECFC.exe 1344 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" EBGDHJECFC.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 2356 3624 WerFault.exe 84 -
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 2852c0eb15c4d3a76ccd8dd1a4a57913.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2852c0eb15c4d3a76ccd8dd1a4a57913.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4368 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 37 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3624 wrote to memory of 4432 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 88 PID 3624 wrote to memory of 4432 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 88 PID 3624 wrote to memory of 4432 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 88 PID 3624 wrote to memory of 4268 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 89 PID 3624 wrote to memory of 4268 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 89 PID 3624 wrote to memory of 4268 3624 2852c0eb15c4d3a76ccd8dd1a4a57913.exe 89 PID 4268 wrote to memory of 4368 4268 cmd.exe 93 PID 4268 wrote to memory of 4368 4268 cmd.exe 93 PID 4268 wrote to memory of 4368 4268 cmd.exe 93 PID 4432 wrote to memory of 5004 4432 cmd.exe 94 PID 4432 wrote to memory of 5004 4432 cmd.exe 94 PID 4432 wrote to memory of 5004 4432 cmd.exe 94 PID 5004 wrote to memory of 1344 5004 EBGDHJECFC.exe 99 PID 5004 wrote to memory of 1344 5004 EBGDHJECFC.exe 99 PID 5004 wrote to memory of 1344 5004 EBGDHJECFC.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\2852c0eb15c4d3a76ccd8dd1a4a57913.exe"C:\Users\Admin\AppData\Local\Temp\2852c0eb15c4d3a76ccd8dd1a4a57913.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3624 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EBGDHJECFC.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Users\Admin\AppData\Local\Temp\EBGDHJECFC.exe"C:\Users\Admin\AppData\Local\Temp\EBGDHJECFC.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5004 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:1344
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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\2852c0eb15c4d3a76ccd8dd1a4a57913.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:4368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3624 -s 21082⤵
- Program crash
PID:2356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3624 -ip 36241⤵PID:3876
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
1.8MB
MD5d433fee70e60de32de4608f07bed7d2a
SHA18b84224c8319705317340392ad99bc529183a7db
SHA2560a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7
SHA512ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8
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Filesize
1.8MB
MD5d433fee70e60de32de4608f07bed7d2a
SHA18b84224c8319705317340392ad99bc529183a7db
SHA2560a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7
SHA512ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8
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Filesize
728.8MB
MD5f44dc6ead65c3b368292a6a148427ee3
SHA12e7b7d062366da1299cd9ab0f8b47da5d5970fa6
SHA25616a8621803ce14ccceb86962adf9c0e19df9592f8a58220aab1fc41a33ba4a47
SHA5120c66ecef9f028230695f2e509d05317ced5a562f205ef1bfa0606b0425540fcf4dd8f7933bfdd09c3a633e866e3f68afea7bb1e522fd91a9334ee8763c28046b
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Filesize
728.8MB
MD5f44dc6ead65c3b368292a6a148427ee3
SHA12e7b7d062366da1299cd9ab0f8b47da5d5970fa6
SHA25616a8621803ce14ccceb86962adf9c0e19df9592f8a58220aab1fc41a33ba4a47
SHA5120c66ecef9f028230695f2e509d05317ced5a562f205ef1bfa0606b0425540fcf4dd8f7933bfdd09c3a633e866e3f68afea7bb1e522fd91a9334ee8763c28046b
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Filesize
728.8MB
MD5f44dc6ead65c3b368292a6a148427ee3
SHA12e7b7d062366da1299cd9ab0f8b47da5d5970fa6
SHA25616a8621803ce14ccceb86962adf9c0e19df9592f8a58220aab1fc41a33ba4a47
SHA5120c66ecef9f028230695f2e509d05317ced5a562f205ef1bfa0606b0425540fcf4dd8f7933bfdd09c3a633e866e3f68afea7bb1e522fd91a9334ee8763c28046b