Behavioral task
behavioral1
Sample
2024-04-20_de4fbe2bcbbe93de17d96b153d872dee_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_de4fbe2bcbbe93de17d96b153d872dee_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_de4fbe2bcbbe93de17d96b153d872dee_cryptolocker
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Size
54KB
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MD5
de4fbe2bcbbe93de17d96b153d872dee
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SHA1
ec8081dce56f35345a7db26ac3d97edb1978c980
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SHA256
aec40bf3c799873b1f9ba1510d5d6fb0c578a545bc75032cbefc2375242ff741
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SHA512
1f17e28e68fd730af848ef1cd69728b99485bb4be4a163f52461204215321490b96d43bd0161d63bb64ec6a9f38f6b27491ea283e242581d944c90432871299c
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNm:bP9g/xtCS3Dxx0R
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-20_de4fbe2bcbbe93de17d96b153d872dee_cryptolocker
Files
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2024-04-20_de4fbe2bcbbe93de17d96b153d872dee_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE