Behavioral task
behavioral1
Sample
b399cc888aa43bf3f8dc2c24a971e0dd_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b399cc888aa43bf3f8dc2c24a971e0dd_JC.exe
Resource
win10v2004-20230915-en
General
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Target
b399cc888aa43bf3f8dc2c24a971e0dd_JC.exe
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Size
352KB
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MD5
b399cc888aa43bf3f8dc2c24a971e0dd
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SHA1
6cc7583c82c3db12ea69676f62873a2d2e346a5d
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SHA256
17b65dbc24f5b2eea0945f86141d7e52b8c774e21238b08ef69ce7134af07f75
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SHA512
d5df69e257000df2f7746bc9848202fe33abbe470cd717cdce97b5d48a254198cfab500fd0baf931ebc6161984aab7487e0bda694eb1e7c15a29803157bce74a
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SSDEEP
6144:vIGEnprZkRs38t54c6rzNdfHIGEnprZkRs38t54c6rzNdfd:vxEnAR934LxEnAR934B
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b399cc888aa43bf3f8dc2c24a971e0dd_JC.exe unpack001/out.upx
Files
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b399cc888aa43bf3f8dc2c24a971e0dd_JC.exe.exe windows:4 windows 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: 532KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 118KB - Virtual size: 120KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows 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
.text Size: 612KB - Virtual size: 610KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ