Behavioral task
behavioral1
Sample
2024-05-13_3eef7e75a54da88043f5af01e96d326a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_3eef7e75a54da88043f5af01e96d326a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_3eef7e75a54da88043f5af01e96d326a_cryptolocker
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Size
78KB
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MD5
3eef7e75a54da88043f5af01e96d326a
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SHA1
ba951494a3f72858bd0cd058270cb50d59594587
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SHA256
ec4f3d22dde7ee3a3984d731358dcae12670431b9c1314937eabf998fa58a33b
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SHA512
4bdc452d9868fbbec1991c935128a7b8ad932c1ca19b14da88b016c646c2f38e2a6d545327047f78be0bf83949c937cd44bbe2e0d3b19f3af6efe805aab72989
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1A:T6a+rdOOtEvwDpjNtHPb
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 2024-05-13_3eef7e75a54da88043f5af01e96d326a_cryptolocker
Files
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2024-05-13_3eef7e75a54da88043f5af01e96d326a_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE