Analysis
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max time kernel
21s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2023 03:05
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0c77500a376402cfad864c1454b8df2a.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
General
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Target
0c77500a376402cfad864c1454b8df2a.exe
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Size
170KB
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MD5
0c77500a376402cfad864c1454b8df2a
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SHA1
4faf5cdade7e6011174b17ea8f6f141f9e071030
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SHA256
e99c6b040873bcd813f2a71d04a7e71f2888b8793f630575b50ceb59b9d9750a
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SHA512
b2c80afa32b45db1a70453de2a693aa50dd9a104ac857b8c1a6ddaec4875865480cdaa550b8cc35e12ef96e37d1b5cf854641b7854d716545aa36f7f5e11bad2
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SSDEEP
3072:+5ERKdsNSE8jWf+FnGevgjFA+WzmLpJhJ4RpS:+wB8qonGeoFA0lyp
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 4828 lrunner.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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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA lrunner.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe 4828 lrunner.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 744 wrote to memory of 4828 744 0c77500a376402cfad864c1454b8df2a.exe 90 PID 744 wrote to memory of 4828 744 0c77500a376402cfad864c1454b8df2a.exe 90 PID 744 wrote to memory of 4828 744 0c77500a376402cfad864c1454b8df2a.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\0c77500a376402cfad864c1454b8df2a.exe"C:\Users\Admin\AppData\Local\Temp\0c77500a376402cfad864c1454b8df2a.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Users\Admin\AppData\Local\Temp\ln240603437\lrunner.exe"C:\Users\Admin\AppData\Local\Temp\\ln240603437\lrunner.exe" --bpl="eyJjbGlfdmVyIjogMiwgImluc3RhbGxfdXJsIjogImh0dHBzOi8vZ29zb2Z0ZGwubWFpbC5ydS9zd2l0Y2hlcl9wZF8zXzkuZXhlIiwgImxvY2F0aW9uX2lkIjogImxhbmRfcGFydG5lcl9saXRlIiwgInF1ZXJ5X3N0cmluZyI6ICJwYXJ0bmVyX25ld191cmw9aHR0cCUzQSUyRiUyRmJyby1saXRlLWZyZWUucnUlMkZhcGklMkZleHBlcmltZW50JTJGaW5zdGFsbCUzRnBiJTNEaHR0cCUzQSUyRiUyRnVuaXZlcnNhbHNyYy5uZXQlMkZhcGklMkZnb2FsJTNGdmlzaXRpZCUzRHZLbWwwcGRDZ3RQaHhBWmkmYW1wPSZvdnI9X19PVlImYW1wPSZndWlkPV9fR1VJRCZhbXA9JnJmcj04NzAwMDAiLCAidHMiOiAxNjI0MjU4MzkzfQ=="2⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:4828
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