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Analysis
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max time kernel
31s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
01/06/2023, 05:47
Static task
static1
Behavioral task
behavioral1
Sample
e6ecd31765e348344cd650bb2297e527.exe
Resource
win7-20230220-en
General
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Target
e6ecd31765e348344cd650bb2297e527.exe
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Size
214KB
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MD5
e6ecd31765e348344cd650bb2297e527
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SHA1
7710b7f29c77c22fec6fa5d95573b210ccefd8b7
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SHA256
320392e748f8128753b6c297ac2beedb2e1fd1d0a3fefddbc212b8a13cceb507
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SHA512
0560fef2a60d2c0acc1e14e8144d60c264c5ff1413e31b72813c4ceb1f9752292cef035b13c667ec91170d3e8aa1b5070ec9404f6b4849d9e7bae17b4ba7e315
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SSDEEP
3072:6RQvwFGNHBtSsa1mwz3lslaScjPwUHTC4vRbv2TcxDAyBSh36yWb7:CzFGkwwTJScjwIb2ESh3
Malware Config
Signatures
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 1876 cmd.exe -
Loads dropped DLL 2 IoCs
pid Process 924 e6ecd31765e348344cd650bb2297e527.exe 924 e6ecd31765e348344cd650bb2297e527.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).
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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 e6ecd31765e348344cd650bb2297e527.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString e6ecd31765e348344cd650bb2297e527.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1376 timeout.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 924 e6ecd31765e348344cd650bb2297e527.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 924 wrote to memory of 1876 924 e6ecd31765e348344cd650bb2297e527.exe 29 PID 924 wrote to memory of 1876 924 e6ecd31765e348344cd650bb2297e527.exe 29 PID 924 wrote to memory of 1876 924 e6ecd31765e348344cd650bb2297e527.exe 29 PID 924 wrote to memory of 1876 924 e6ecd31765e348344cd650bb2297e527.exe 29 PID 1876 wrote to memory of 1376 1876 cmd.exe 31 PID 1876 wrote to memory of 1376 1876 cmd.exe 31 PID 1876 wrote to memory of 1376 1876 cmd.exe 31 PID 1876 wrote to memory of 1376 1876 cmd.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\e6ecd31765e348344cd650bb2297e527.exe"C:\Users\Admin\AppData\Local\Temp\e6ecd31765e348344cd650bb2297e527.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:924 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\e6ecd31765e348344cd650bb2297e527.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1376
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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