Behavioral task
behavioral1
Sample
bf77661c89a42563cda9387998f7b93b_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
bf77661c89a42563cda9387998f7b93b_JC.exe
Resource
win10v2004-20230915-en
General
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Target
bf77661c89a42563cda9387998f7b93b_JC.exe
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Size
395KB
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MD5
bf77661c89a42563cda9387998f7b93b
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SHA1
75197311f14a4e690cd0d4070ad711a3a439d849
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SHA256
15cb3fa25562b5d548dee58d8457f54e248ddad3721582ce4f105fef1cd55a19
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SHA512
d50f0cd8b391ad1a0e738be9f86852d38f810fdda134029b5bdcfc6cd916a80d11a676a92fa5b82241d57848e95f81b6de701436690405e1388c97536d1048df
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SSDEEP
12288:7EQoSaqhmuMz8/ZGYgDXoXTgXwSKweY67k:7rmvQAEXTp4ey
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bf77661c89a42563cda9387998f7b93b_JC.exe
Files
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bf77661c89a42563cda9387998f7b93b_JC.exe.exe windows:4 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
IMAGE_DLLCHARACTERISTICS_NO_SEH
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.btnj Size: 36KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.s Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gduz Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.e Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.fbe Size: 512B - Virtual size: 4KB