Behavioral task
behavioral1
Sample
2024-05-02_3edcf8195e53c7ecdcefc7e852799c76_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-02_3edcf8195e53c7ecdcefc7e852799c76_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_3edcf8195e53c7ecdcefc7e852799c76_cryptolocker
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Size
89KB
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MD5
3edcf8195e53c7ecdcefc7e852799c76
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SHA1
79a3de8a3dae261639445db445e11651f208496a
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SHA256
fb5520c4f65e23975527e7de5acdd670250d5c54d0338abaab4fcf4fc8fdb57b
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SHA512
a30258aec3f7c3eeac12845bb35405e48db939dfa2f348b04fb492fc91d28d03aa68b8528c6fda9173588501ab019a6819e3dd4dd82f6772abd89695541fb703
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAQ:n6a+1SEOtEvwDpjYYvQd2PQ
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 2024-05-02_3edcf8195e53c7ecdcefc7e852799c76_cryptolocker
Files
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2024-05-02_3edcf8195e53c7ecdcefc7e852799c76_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: 11KB - 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