Behavioral task
behavioral1
Sample
2024-01-23_cacfb41ffb93305bda6c57ac18b12910_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_cacfb41ffb93305bda6c57ac18b12910_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_cacfb41ffb93305bda6c57ac18b12910_cryptolocker
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Size
61KB
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MD5
cacfb41ffb93305bda6c57ac18b12910
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SHA1
f074a49270e415d8d882dca14aedc65b0e8b7fb8
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SHA256
5eb8097f1c10201a486d6759d3c00733ca3d8cb5b2ef072419fb27a51b28f923
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SHA512
f44823c9e2f37633ac95fa4f145612cfbe4272b232dbb72b948dd7fc0c6d9075b237c87b417d8ea2c83ebf81bdde8e19519c5f48451ed24553f4b142aaf2ca12
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYhPO:1nK6a+qdOOtEvwDpjz
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-23_cacfb41ffb93305bda6c57ac18b12910_cryptolocker
Files
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2024-01-23_cacfb41ffb93305bda6c57ac18b12910_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE