Behavioral task
behavioral1
Sample
2024-06-02_8cfc7e4320c7b008dadaef557c63b7f4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-02_8cfc7e4320c7b008dadaef557c63b7f4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-02_8cfc7e4320c7b008dadaef557c63b7f4_cryptolocker
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Size
91KB
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MD5
8cfc7e4320c7b008dadaef557c63b7f4
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SHA1
d39dcab8f0c4be17ff35b7be811d934fa6f226e3
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SHA256
914a345ba0bcfb6fbbf490176f856e66c362f54ab18a1e02b21dc3db0f5e1fe1
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SHA512
62efa6b16daaeed6858fd8782f83a1f31b892e1cc9877d4996255d334be8acc7ce7abe2872e99c1c3d0c8e5135e536fbeef4646f9f95eff27a2e182bc5810e6c
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/L:n6a+1SEOtEvwDpjYYvQd2PU
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 2024-06-02_8cfc7e4320c7b008dadaef557c63b7f4_cryptolocker
Files
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2024-06-02_8cfc7e4320c7b008dadaef557c63b7f4_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