Behavioral task
behavioral1
Sample
2024-05-13_d5c7ebeca91e5f1747c9396526314ec1_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-13_d5c7ebeca91e5f1747c9396526314ec1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-13_d5c7ebeca91e5f1747c9396526314ec1_cryptolocker
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Size
51KB
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MD5
d5c7ebeca91e5f1747c9396526314ec1
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SHA1
a8d4d00d38dcea1e90f65815f15f97c5a1d643c3
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SHA256
7dc194c8e9cedfb4c47421a92cd70b4902abd22f00eaf839c4b2f8bef1f93e61
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SHA512
fc32c151b3ddfba7b20251d5435b89854e8d4ccfdbcb4c37d0da782f27c15b9c92e4988e2ca3a493c611888882c53b94aa85736798f37a273e5aae994e7b6f94
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvt/:bODOw9acifAoc+v/
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 2024-05-13_d5c7ebeca91e5f1747c9396526314ec1_cryptolocker
Files
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2024-05-13_d5c7ebeca91e5f1747c9396526314ec1_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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