Analysis
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max time kernel
145s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2023 04:30
Static task
static1
General
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Target
39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe
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Size
329KB
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MD5
ee55f7814631a6e8c609cb06e1429e48
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SHA1
61c9a476019b744d7a969f98c1b2b0340b9aa725
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SHA256
39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43
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SHA512
35111859e7377a96aee1db74bef9744336c39b11abf068f5d821dc5b57ab94ba5025edefa96274fec45e2fc286afac200e90b822233c940f70d6ab9953e75189
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SSDEEP
3072:eBBRlsxG1CL2EUXMMosVu4YbjSVcU3bITirqwacQKdkRVBtIlJH:0RAG1CLbUX1VDYb83bFWncQKqglJH
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe -
Executes dropped EXE 2 IoCs
pid Process 3792 ECGHJJEHDH.exe 1064 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" ECGHJJEHDH.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 1640 2612 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 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 5084 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 43 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2612 wrote to memory of 400 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 91 PID 2612 wrote to memory of 400 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 91 PID 2612 wrote to memory of 400 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 91 PID 2612 wrote to memory of 1396 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 93 PID 2612 wrote to memory of 1396 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 93 PID 2612 wrote to memory of 1396 2612 39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe 93 PID 400 wrote to memory of 3792 400 cmd.exe 96 PID 400 wrote to memory of 3792 400 cmd.exe 96 PID 400 wrote to memory of 3792 400 cmd.exe 96 PID 1396 wrote to memory of 5084 1396 cmd.exe 97 PID 1396 wrote to memory of 5084 1396 cmd.exe 97 PID 1396 wrote to memory of 5084 1396 cmd.exe 97 PID 3792 wrote to memory of 1064 3792 ECGHJJEHDH.exe 99 PID 3792 wrote to memory of 1064 3792 ECGHJJEHDH.exe 99 PID 3792 wrote to memory of 1064 3792 ECGHJJEHDH.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe"C:\Users\Admin\AppData\Local\Temp\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:400 -
C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe"C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3792 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Executes dropped EXE
PID:1064
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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\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1396 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:5084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 23602⤵
- Program crash
PID:1640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2612 -ip 26121⤵PID:4140
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
MD592dfbf7ad1b18b25ba868fe65cc60a8f
SHA15475a49d75b98c5dfbdc259964e9284791048ed2
SHA25689a6ce2ec1ec385d2eb28185c0ceece49a309ba2c4a2a57a51d6f23b36c229eb
SHA51227698078dc155a094e1be42aa09838fbe49a3165e768f5fe1ae3288403783e18c83f757c3f7baa39ebf80b2c0ace9eeb922a9bcd526112a2b293d5b9b918b1c0
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Filesize
1.9MB
MD592dfbf7ad1b18b25ba868fe65cc60a8f
SHA15475a49d75b98c5dfbdc259964e9284791048ed2
SHA25689a6ce2ec1ec385d2eb28185c0ceece49a309ba2c4a2a57a51d6f23b36c229eb
SHA51227698078dc155a094e1be42aa09838fbe49a3165e768f5fe1ae3288403783e18c83f757c3f7baa39ebf80b2c0ace9eeb922a9bcd526112a2b293d5b9b918b1c0
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Filesize
508.9MB
MD59f7a27c6a1a660f61b74e689157d9aae
SHA1c6bb14c21ce537c7572a110a151acabe781fd3cf
SHA256f43b9dfc895c9f5e4bfc225687d3708ae4104c810dfe62b51a6335a00ca082ed
SHA51283b86df8d9fbf1d622d1560a3c9492e8ef856d356897171c4dd93fd07ebe540b238061221bbbb9536a9c674a28c0e95bb0e29fe5aa66b9e282b262c81a471c49
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Filesize
502.8MB
MD56a3ac51ab6595338a913d5c0e55a9df7
SHA120ca279e56da9c38c59a7ea5acbc0196584c12e3
SHA256088b19a4f3e5f056604932452d4c97d59f11e520a5f4e73342a9b49b3de6f31e
SHA51219d2d5a95cf0b67ead66bcd8965e8c6e43b921931d6a518d16cdc9254968b520ebeec6911a150a3f1a4708611d09a3b9dfdc3516af2504a4f89209c46180b34e
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Filesize
568.4MB
MD5ab5553c700737d444f1c5b320dd07ca0
SHA12ac0e6bf787f534bf035b3aeb324912b00e861d2
SHA256844d21d8ad9c4df54b70a4c6cea3b9a2ddb35b8958ef41509ce32072d1ab22ec
SHA5127b0e5dd8c2263fb8a81bdeb1624bd0d2674337b2f89f449a67a92b5088f80cb88838cbd4fb3447650f72d6232ea3caf5e53a7fa81caa45a988d5d921ee0e1f3f