Behavioral task
behavioral1
Sample
2024-02-02_a45ec3b584b1105136563cbc3477068e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_a45ec3b584b1105136563cbc3477068e_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-02_a45ec3b584b1105136563cbc3477068e_cryptolocker
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Size
77KB
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MD5
a45ec3b584b1105136563cbc3477068e
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SHA1
d521adc6009c8bc46ecffca45423faad9147dad7
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SHA256
6f7a01dd8f369e644731213a081af6abb322af701c17b43ff336cce1da3c6ae0
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SHA512
07175ad3b27d1cb16c1614874ea473c1314e596f340033307dc745e66c472bc2cd0e29a7d3f7ab324e37074254f64fe19501977e690fcf173b43cd1fedd89230
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QPM:zCsanOtEvwDpjw
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 2024-02-02_a45ec3b584b1105136563cbc3477068e_cryptolocker
Files
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2024-02-02_a45ec3b584b1105136563cbc3477068e_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