Behavioral task
behavioral1
Sample
2024-06-10_55b95e0727659c533f842e1358cf4fba_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-10_55b95e0727659c533f842e1358cf4fba_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-10_55b95e0727659c533f842e1358cf4fba_cryptolocker
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Size
59KB
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MD5
55b95e0727659c533f842e1358cf4fba
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SHA1
d6cb6445da1d27286cf57960970e1be7307996be
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SHA256
9d323552b8fa31558e48d1aad2787eb52f1102ebb3ea2143b5fabbb543be02f7
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SHA512
3e0798b6f69c346f66733c819616c19ad8612f7ab5aa2e2c09a7440d27a3b91f427633505c70ea4173aed73a02c592d068b4a0c3a192415f7b8079a420c0a7f9
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pK:H6QFElP6n+gou9cvMOtEvwDpjCpVXw
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 2024-06-10_55b95e0727659c533f842e1358cf4fba_cryptolocker
Files
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2024-06-10_55b95e0727659c533f842e1358cf4fba_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: 11KB - 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