Behavioral task
behavioral1
Sample
a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f.exe
Resource
win10v2004-20240419-en
General
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Target
a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f
-
Size
3.0MB
-
MD5
866cfd693899b1053aecfd3f9ed5007a
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SHA1
e2fb3d6d363d7791b68061db9034fe79c1b65b78
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SHA256
a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f
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SHA512
ca071d8198897327c3a2e91d5e176bf4e809d5c492483f6bff783157d87c9010b2a7d93c7201f5e2ab8355974421434ce17e0adadc7989526b1baed859cba4b5
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SSDEEP
49152:kZnCRw3438x0TVDKNxOafuUYUc9no2IWkAyf1CQ+v5XxCv6PxIO:kARw3UJKHOa/Xffs0S5IO
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f unpack001/out.upx
Files
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a5d1b504a1fcd27647611c6c587fb539e261244b7848fa183a726c88e45dc92f.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 6.8MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 4.7MB - Virtual size: 4.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 73KB - Virtual size: 265KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 333KB - Virtual size: 333KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ