Behavioral task
behavioral1
Sample
2024-05-28_cb89a7af8ab9005d56a3092c1b374715_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_cb89a7af8ab9005d56a3092c1b374715_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-28_cb89a7af8ab9005d56a3092c1b374715_cryptolocker
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Size
58KB
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MD5
cb89a7af8ab9005d56a3092c1b374715
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SHA1
7188a3734d789625ab156af2b71f26ac8f328c31
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SHA256
b31f62efb84aaf131bfcf27a0089fe81bbfbe53fb9a128519d56f07f6e08dbd2
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SHA512
25c56d8f7fbb0f0092e96c31bbb828cb97a1d48f50c7bdebf8c8d5147559c0d1c6e3487d13da7ef9241662ed17d5b59916fac8352f81766655d644d9dae0a029
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6p:H6QFElP6n+gou9cvMOtEvwDpjCpVXJ
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 2024-05-28_cb89a7af8ab9005d56a3092c1b374715_cryptolocker
Files
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2024-05-28_cb89a7af8ab9005d56a3092c1b374715_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: 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