Behavioral task
behavioral1
Sample
2024-10-13_17b80774fbfd11903a64ddac3aaf0c8b_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-13_17b80774fbfd11903a64ddac3aaf0c8b_cryptolocker
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Size
39KB
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MD5
17b80774fbfd11903a64ddac3aaf0c8b
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SHA1
2828cd05d4f6d66ea0dfc4fed7c1349846add99c
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SHA256
fd48ca6d68723db614798e6559bbe4d1e648afd0f5892a6b9c19a68f2175bf23
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SHA512
f1bb6002e6c02a36a0e351d1464d31c06994a2c55817ba406d807241c5dc1d3d446eb5449b351957b1ee6f685513301e2f647d945bdd3127869a414bc00f7091
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3hN:qUmnpomddpMOtEvwDpjjaYaQhN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-13_17b80774fbfd11903a64ddac3aaf0c8b_cryptolocker unpack001/out.upx
Files
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2024-10-13_17b80774fbfd11903a64ddac3aaf0c8b_cryptolocker.exe windows:5 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: 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 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
.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