Behavioral task
behavioral1
Sample
2024-01-23_025d1c70be46819c1f1738556d7d6dfb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_025d1c70be46819c1f1738556d7d6dfb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_025d1c70be46819c1f1738556d7d6dfb_cryptolocker
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Size
77KB
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MD5
025d1c70be46819c1f1738556d7d6dfb
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SHA1
48e9f9444a38b19750ca7a0894a742be66f57289
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SHA256
59ef70f1a47d660670b78d97cb7cc5899450251101e44406b2e3abad51311ebe
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SHA512
6bc873dd9d0828f77b22b0981312fbe9b1a1dfe4ff9843a82c1db4c23454f64360fa7de6a89ae596ca266a7eb531f26db0b2a52d2d7379a33880432f29fc6f48
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qi:zCsanOtEvwDpje
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 2024-01-23_025d1c70be46819c1f1738556d7d6dfb_cryptolocker
Files
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2024-01-23_025d1c70be46819c1f1738556d7d6dfb_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