Behavioral task
behavioral1
Sample
a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788.exe
Resource
win10v2004-20240426-en
General
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Target
a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788
-
Size
27KB
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MD5
8a6bd0e1f517dc9ed92b30f111f2ab3c
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SHA1
120871f374e0f4fb1098a6703d7981428ed5ede8
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SHA256
a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788
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SHA512
eeadaf074a3e616e0843fd2f1886a4530b6d1cdb23922b51412589e8a61c7da78d85d8ce8ae65a403f1e47ac6b5399ef8bd6a241af617cdd8618ac7d5324ba6b
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SSDEEP
768:X9J/3FzjgfanEGx8V36unjv88tznuRU65Y4gpph1ePVCMf:N5VzcfA/6LrVpL74gfh16nf
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 a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788 unpack001/out.upx
Files
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a437c3c22cf3c8ebed1268c5dc7a0b052b16da5710aa29f1a9bd61d686b35788.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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 25KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE