Behavioral task
behavioral1
Sample
CORE10k.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
CORE10k.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
keygen.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
keygen.exe
Resource
win10v2004-20231215-en
General
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Target
74ea3fc4a975274c8307069a5e22c752
-
Size
329KB
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MD5
74ea3fc4a975274c8307069a5e22c752
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SHA1
d4b04a31f1f7680df76f95f7e1e0d621bb8ffb4d
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SHA256
e4b421ff1b80845e38a5672c18ef52040de7369e927fe3711b95c718ca6216a6
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SHA512
aecb50de3d832e29b55c95bc3be1701f95b8765227e08afdf67c0e3d2d611d20e5e40b22ee5c0a640c5a14dc3f2cca91dd545b5eb7d97e478b3ede99e0b66c46
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SSDEEP
6144:nFvedw7kHsmrU3b0cIfObi0N/CK5oZfHxF2i8GvkfU:AdOuIKGOkrWZfxwGvZ
Malware Config
Signatures
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resource yara_rule static1/unpack001/CORE10k.EXE upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/CORE10k.EXE unpack001/keygen.exe
Files
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74ea3fc4a975274c8307069a5e22c752.zip
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CORE10k.EXE.exe windows:4 windows x86 arch:x86
Headers
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: 13.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 129KB - Virtual size: 132KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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keygen.exe.exe windows:4 windows x86 arch:x86
29db3ad3a02b4808b1332e0e02883a01
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
LoadLibraryA
GetProcAddress
VirtualAlloc
VirtualFree
user32
GetKeyboardType
advapi32
RegQueryValueExA
oleaut32
SysFreeString
gdi32
TextOutA
msimg32
AlphaBlend
Sections
CODE Size: 200KB - Virtual size: 472KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE