Behavioral task
behavioral1
Sample
2024-09-06_e877c60e8f52e9caf0b767eb4975234e_cryptolocker.exe
Resource
win7-20240708-en
General
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Target
2024-09-06_e877c60e8f52e9caf0b767eb4975234e_cryptolocker
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Size
38KB
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MD5
e877c60e8f52e9caf0b767eb4975234e
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SHA1
17dbfed0dca7ca64761c04d6e3779a3b7af2d204
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SHA256
38c34d041d4e9cb2e68de5054e1021f088fa77825f8510b9300512e85cc54087
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SHA512
0ee01f07a89f3b1e5e97f675e198bf8edc7b79e42cc15b6619a7a9d933dfea1819e8901d6dc55b91de9e810a6ea551df68f0367496b9347162b696fee83f9dd4
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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 2024-09-06_e877c60e8f52e9caf0b767eb4975234e_cryptolocker unpack001/out.upx
Files
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2024-09-06_e877c60e8f52e9caf0b767eb4975234e_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