Behavioral task
behavioral1
Sample
2024-03-26_0afa46acd48315b7c771a51e164148cc_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-26_0afa46acd48315b7c771a51e164148cc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_0afa46acd48315b7c771a51e164148cc_cryptolocker
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Size
79KB
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MD5
0afa46acd48315b7c771a51e164148cc
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SHA1
6527e35697575f334deea96105546e3744c3f205
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SHA256
021649c304ea14ed53618d7fbe1b7d70c47599083721a2a117ba4e3dc3a7483b
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SHA512
bdbf0839e36977dd6708e360d7524a4d7e5d154eb94b983c4381323e80dca985ce03adfee21ac36cff5b695679e16cc7841b38b2f309c3054017b126053b5ec2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpK:zCsanOtEvwDpjk
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 2024-03-26_0afa46acd48315b7c771a51e164148cc_cryptolocker
Files
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2024-03-26_0afa46acd48315b7c771a51e164148cc_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