Behavioral task
behavioral1
Sample
2024-03-09_46acf749ff2aa77eba17d72fc4c4e439_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_46acf749ff2aa77eba17d72fc4c4e439_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_46acf749ff2aa77eba17d72fc4c4e439_cryptolocker
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Size
98KB
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MD5
46acf749ff2aa77eba17d72fc4c4e439
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SHA1
ddf1bd6d5977e1613d714cfe58311c32cf39cd19
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SHA256
ffe3a273625fcccf067e79286f8c7480201500fd264696a18d9e48636ae46cc8
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SHA512
5a97297d82242a80765dc06e1621cd8729faa3f311754663f5fca62ced21102f0671c3f0fc00b4298a2e2737e7d4646600538ed987f9ca35a3f53a619e70a4a2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQpdg:zCsanOtEvwDpjj
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 2024-03-09_46acf749ff2aa77eba17d72fc4c4e439_cryptolocker
Files
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2024-03-09_46acf749ff2aa77eba17d72fc4c4e439_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