Behavioral task
behavioral1
Sample
2024-05-08_9967f23dcdc1d8c78b1e0d77d8dfcef7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-08_9967f23dcdc1d8c78b1e0d77d8dfcef7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-08_9967f23dcdc1d8c78b1e0d77d8dfcef7_cryptolocker
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Size
89KB
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MD5
9967f23dcdc1d8c78b1e0d77d8dfcef7
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SHA1
0b729ecf10ec6ec3cda6dd8cd5d3b42104088f7b
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SHA256
23e2b90f9e17ec501049307fc98baa891ae386466f488d8bc16b72275b261f7b
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SHA512
518e0509eaa1b167218e538db460f3fcb10cae15eb3363fd3fb30feb6bb507258c674cbf074941acb7a8dd7e0da59a38c29fba916ac34dfcc2558b5d63dfbb6e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblA:zCsanOtEvwDpjv
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 2024-05-08_9967f23dcdc1d8c78b1e0d77d8dfcef7_cryptolocker
Files
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2024-05-08_9967f23dcdc1d8c78b1e0d77d8dfcef7_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