Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231025-en -
resource tags
arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system -
submitted
01-11-2023 02:00
Static task
static1
Behavioral task
behavioral1
Sample
da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe
Resource
win7-20231025-en
General
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Target
da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe
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Size
575KB
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MD5
ac922ce39d4d2aaeab1cdc528ef2b7aa
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SHA1
a8c680465ec93dd06885a85baf84a860c06b11af
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SHA256
da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d
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SHA512
495de9b12123dfa0f497fc5bd1ba6b231a707a90b11bb8646909a0b63ba4cd800315e501fbd915a2f68a063f318a78676327436cc04fbfe059e713823d347de9
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SSDEEP
12288:MS4vdwKTNWuuRYqrggHp/bLf7daLBIlXSY4j+6qj9:aF7M0UJf7gtIlqjyj9
Malware Config
Signatures
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 2320 cmd.exe -
Loads dropped DLL 2 IoCs
pid Process 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1156 timeout.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2600 wrote to memory of 2320 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe 29 PID 2600 wrote to memory of 2320 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe 29 PID 2600 wrote to memory of 2320 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe 29 PID 2600 wrote to memory of 2320 2600 da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe 29 PID 2320 wrote to memory of 1156 2320 cmd.exe 31 PID 2320 wrote to memory of 1156 2320 cmd.exe 31 PID 2320 wrote to memory of 1156 2320 cmd.exe 31 PID 2320 wrote to memory of 1156 2320 cmd.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe"C:\Users\Admin\AppData\Local\Temp\da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\da4b24ebe1d17357f778a9947a8146fd9d7e88d1f64a65695fb245fbccc4269d.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1156
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Network
MITRE ATT&CK Enterprise v15
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