Behavioral task
behavioral1
Sample
2024-06-03_ff3b0b0f14f1c584b796f70558b7dc3b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-03_ff3b0b0f14f1c584b796f70558b7dc3b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_ff3b0b0f14f1c584b796f70558b7dc3b_cryptolocker
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Size
54KB
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MD5
ff3b0b0f14f1c584b796f70558b7dc3b
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SHA1
28730707936717c4826eb8ff2f6ee1d09c496d7f
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SHA256
b4f1749770e5945c4e44ec52a901bd4e3383d5b9e835444b848c50dd5df5f702
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SHA512
1f66b7831681e038765ab64a5956ed5a6e2687b382bdd884bd6e4d359bde18698cade41a09d133096e73594bc0e791749aa0e01638344893a637e470550de45a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkgdWn:z6QFElP6n+gKmddpMOtEvwDpj31ikgdM
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 2024-06-03_ff3b0b0f14f1c584b796f70558b7dc3b_cryptolocker
Files
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2024-06-03_ff3b0b0f14f1c584b796f70558b7dc3b_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_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