Behavioral task
behavioral1
Sample
2024-04-26_c04afc07dd009cce1ea788d7dc2098d1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_c04afc07dd009cce1ea788d7dc2098d1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-26_c04afc07dd009cce1ea788d7dc2098d1_cryptolocker
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Size
40KB
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MD5
c04afc07dd009cce1ea788d7dc2098d1
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SHA1
6083c5a6657f28dbaed79392cbc5cdde6efb763d
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SHA256
49e431c9897d14f46a5ea3c0be6440ab2cdaa7fca5ab57c0d828e9da6a587c8d
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SHA512
cc462bbbb7f3c56a0ed6db4e9d893355ae448b28001c14e333f93c3a6bdfecc56924f9314bb435f85b4081cb2deed3cd9809f43757a67c04557524fed8c79bce
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH9:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKd
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-26_c04afc07dd009cce1ea788d7dc2098d1_cryptolocker
Files
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2024-04-26_c04afc07dd009cce1ea788d7dc2098d1_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: 16KB - Virtual size: 28KB
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: 8KB - 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