Behavioral task
behavioral1
Sample
90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74.exe
Resource
win10v2004-20231215-en
General
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Target
90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74
-
Size
754KB
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MD5
fb4f85954ed41439eaa263a6d82cdb6b
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SHA1
d263cd48d7f17166228e047f1cd4be187a5877e0
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SHA256
90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74
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SHA512
a376f9a38b6dc43039c9ce6e1f211fa4d5dc9ebad57e5161b1f76a711e0254aa9028efbf45b63d698352630129b5a5e3208c225b9f361594852d5ed7966d6f4c
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SSDEEP
12288:pPMyQq8h0PGYcf1ntZf9DTCW6L2B96QTmodXdfdGoHRT3rX22PIoexqxIY4uUeLr:pPMyWh0PdcjDTCWVbTmodXdlGoxT3r/E
Malware Config
Signatures
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R77 family
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r77 rootkit payload 1 IoCs
Detects the payload of the r77 rootkit.
resource yara_rule static1/unpack001/out.upx r77_payload -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74 unpack001/out.upx
Files
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90b15f45b5e5b8edfe9bc287f324d336d82ff0504e93af055071376b1af4fc74.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 760KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 661KB - Virtual size: 664KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 91KB - Virtual size: 92KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 457KB - Virtual size: 457KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 175KB - Virtual size: 175KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gehcont Size: 512B - Virtual size: 20B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 710KB - Virtual size: 710KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ