Behavioral task
behavioral1
Sample
2024-02-28_f8bf3c1376e14bddbb9e3bf5dfcdcb24_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_f8bf3c1376e14bddbb9e3bf5dfcdcb24_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_f8bf3c1376e14bddbb9e3bf5dfcdcb24_cryptolocker
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Size
66KB
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MD5
f8bf3c1376e14bddbb9e3bf5dfcdcb24
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SHA1
d6a2f78ea2720fb2c96a7298b50e629d39458d62
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SHA256
5efdbb4894c036fa15b3cb5a091337dc076abec2c67e75bb8361a956ce0891c5
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SHA512
7fa1e07fe08a0913e29f9cfef21afe6b0fe4e138c0269375d0e4e606bae697cd6c729c37339a87cf8462b1d7e0ce8518990f1b5136d9a61d5b881e883592f1bb
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXa7s:1nK6a+qdOOtEvwDpjH
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 2024-02-28_f8bf3c1376e14bddbb9e3bf5dfcdcb24_cryptolocker
Files
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2024-02-28_f8bf3c1376e14bddbb9e3bf5dfcdcb24_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