Behavioral task
behavioral1
Sample
2024-02-14_61bb5702d43802ecfd4b252de47a11ac_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_61bb5702d43802ecfd4b252de47a11ac_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_61bb5702d43802ecfd4b252de47a11ac_cryptolocker
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Size
90KB
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MD5
61bb5702d43802ecfd4b252de47a11ac
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SHA1
154b492f72688c17b0c44fb7792bf235529628e7
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SHA256
bdef7e37a82809d8daa11d17d916f1d15727b2c4c8bbbdcc28d63661e25edea2
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SHA512
38f95899666f21c28027e0935ce11c495d60f13160de5cb4a14eceb50633541433c070e3e4883db78b78ef4b28483e56c9aef424fc9c43cf300ac5ee6ad19e0b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/y:zCsanOtEvwDpjBy
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 2024-02-14_61bb5702d43802ecfd4b252de47a11ac_cryptolocker
Files
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2024-02-14_61bb5702d43802ecfd4b252de47a11ac_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