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Analysis
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max time kernel
70s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2022, 13:06
Static task
static1
Behavioral task
behavioral1
Sample
c5ed85e8c11af4a57d4ed3d4511c0cad.exe
Resource
win7-20220812-en
General
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Target
c5ed85e8c11af4a57d4ed3d4511c0cad.exe
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Size
348KB
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MD5
c5ed85e8c11af4a57d4ed3d4511c0cad
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SHA1
025695a987afcb517e03b57b7a68aacd4452a21d
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SHA256
9edf684165900cda2567c388a5ec574bbc6b2c27415cc56e965d5562c4ad1176
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SHA512
fe19b57bc665c9900da2cb55cfaa9cdd580ad65a9c5bb6ae7f7305b1d1f224529a90b85e71326b99627ebe8f4bb8c67e26a698527021f4a777551c4b00e1f813
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SSDEEP
6144:kbHpL5/47iaCautdZ6MtiXsGPgZFGHVvJGs:kbHpB47DktdoiMtyFGjGs
Malware Config
Extracted
vidar
55.2
1707
https://t.me/slivetalks
https://c.im/@xinibin420
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profile_id
1707
Signatures
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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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation c5ed85e8c11af4a57d4ed3d4511c0cad.exe -
Loads dropped DLL 3 IoCs
pid Process 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 736 c5ed85e8c11af4a57d4ed3d4511c0cad.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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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 4692 736 WerFault.exe 81 -
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 c5ed85e8c11af4a57d4ed3d4511c0cad.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c5ed85e8c11af4a57d4ed3d4511c0cad.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 5088 timeout.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 736 wrote to memory of 4224 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 88 PID 736 wrote to memory of 4224 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 88 PID 736 wrote to memory of 4224 736 c5ed85e8c11af4a57d4ed3d4511c0cad.exe 88 PID 4224 wrote to memory of 5088 4224 cmd.exe 92 PID 4224 wrote to memory of 5088 4224 cmd.exe 92 PID 4224 wrote to memory of 5088 4224 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\c5ed85e8c11af4a57d4ed3d4511c0cad.exe"C:\Users\Admin\AppData\Local\Temp\c5ed85e8c11af4a57d4ed3d4511c0cad.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:736 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\c5ed85e8c11af4a57d4ed3d4511c0cad.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:5088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 19082⤵
- Program crash
PID:4692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 736 -ip 7361⤵PID:4284
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
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
1.1MB
MD51f44d4d3087c2b202cf9c90ee9d04b0f
SHA1106a3ebc9e39ab6ddb3ff987efb6527c956f192d
SHA2564841020c8bd06b08fde6e44cbe2e2ab33439e1c8368e936ec5b00dc0584f7260
SHA512b614c72a3c1ce681ebffa628e29aa50275cc80ca9267380960c5198ea4d0a3f2df6cfb7275491d220bad72f14fc94e6656501e9a061d102fb11e00cfda2beb45