Behavioral task
behavioral1
Sample
Jigsaw2-b.exe
Resource
win10v2004-20230915-en
General
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Target
Jigsaw2-b.exe
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Size
249KB
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MD5
33862bca1fe73d44277e9ad4f0aa81e1
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SHA1
e900bf9dc2ad2b18e362c8d42ae8e8ce74fb3ff1
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SHA256
053cec40ef1b8c148c4c1f798509e8b33e0f86f81555307b65e9fdffd670b9fa
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SHA512
08c0ef71dcab39f772abf17b2c714bc89fe2add6fa61f734ea04c05770ad93a68e5fd9caf73d740c3c17dce1ebb0563b0bd82b20fc6a7e508a778bccbbf8384c
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SSDEEP
6144:VFVg9EpWQxCKDgqLSV2hIq45K4O4xDL1UnhvHNJ7h0W93MPNdLM7G:/VgGD4KNWViIq4pOOPipHlzsQ7
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource Jigsaw2-b.exe unpack001/out.upx
Files
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Jigsaw2-b.exe.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
TPX0 Size: - Virtual size: 80KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 246KB - Virtual size: 248KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - 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
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 102KB - Virtual size: 101KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 155KB - Virtual size: 155KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ