Analysis
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max time kernel
61s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
02/11/2022, 10:02
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
General
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Target
file.exe
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Size
349KB
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MD5
cc63a28ffd1c520a780046c720f955f4
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SHA1
71fd171809b55d73a75ef63b2776a2ab82a58a6a
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SHA256
2beb165a3f2ed3b8506fe8c0d2624b2f47c2a82579ccdea7d7f308c49a00ca9d
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SHA512
434642beffef2c5b8ab2e84c15294ea4b70926633df9ab40f65032213d0f3055fde855dc8c9422c9d038e763f5fc704edc13944e7272128805ddedda65741557
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SSDEEP
6144:xRT6eUPmb5Dsxp6BDh8k65be81o0L3nVUW3LHKnhB0cBYUPyBtI1RD:xR2ob5DQ4BDh8k65be81o0L3VUCqhB0e
Malware Config
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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation file.exe -
Loads dropped DLL 3 IoCs
pid Process 3704 file.exe 3704 file.exe 3704 file.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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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 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2400 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3704 file.exe 3704 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3704 wrote to memory of 4584 3704 file.exe 86 PID 3704 wrote to memory of 4584 3704 file.exe 86 PID 3704 wrote to memory of 4584 3704 file.exe 86 PID 4584 wrote to memory of 2400 4584 cmd.exe 88 PID 4584 wrote to memory of 2400 4584 cmd.exe 88 PID 4584 wrote to memory of 2400 4584 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4584 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2400
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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