Behavioral task
behavioral1
Sample
NEAS.2023-09-06_0d5a07a66d5c100033e71689dd8089bf_cryptolocker_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-06_0d5a07a66d5c100033e71689dd8089bf_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-06_0d5a07a66d5c100033e71689dd8089bf_cryptolocker_JC.exe
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Size
89KB
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MD5
0d5a07a66d5c100033e71689dd8089bf
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SHA1
7008487ec60d903dec123ef9c266582770569bd6
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SHA256
d734bc284201bf28f90d9475789d2ccb73b3cf8952fce907cf808bede416a03b
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SHA512
d2bb271534f2f3934af849255f5b878efbddd0a8711e00338b8c8ffb8ab7d4bc0ce5a3cb90b67d8986ec4c4afd9d4fcc1a2d94cd860dff6da55e6da525ca1d8c
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpl:AnBdOOtEvwDpj6zS
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-06_0d5a07a66d5c100033e71689dd8089bf_cryptolocker_JC.exe unpack001/out.upx
Files
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NEAS.2023-09-06_0d5a07a66d5c100033e71689dd8089bf_cryptolocker_JC.exe.exe windows:5 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: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
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
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: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ