Behavioral task
behavioral1
Sample
2024-01-24_3ad0fb5f29aff83f8083ead71123927b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_3ad0fb5f29aff83f8083ead71123927b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_3ad0fb5f29aff83f8083ead71123927b_cryptolocker
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Size
64KB
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MD5
3ad0fb5f29aff83f8083ead71123927b
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SHA1
24d1c392e598c1fa005b03d9e10712c37deea23b
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SHA256
ff9773cb05a182fe9919f27793e2ce6ac7e6aafcc3001be75998d442c40bdd68
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SHA512
03b333b038d55aa48b408b4299548db836efbe5844d24c4808db6d2f91611d36fa252652e1d154c3c98eedafea5b49f25f47ca9a78f379a5ba1786d0c38c6cdb
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gx7um/kLyMro2GtOOtEvwDpjh:T6QFElP6n+gxSmddpMOtEvwDpj
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 2024-01-24_3ad0fb5f29aff83f8083ead71123927b_cryptolocker
Files
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2024-01-24_3ad0fb5f29aff83f8083ead71123927b_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