Behavioral task
behavioral1
Sample
2024-03-26_e1861a910ea5f05c64722c0e6b734bcd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_e1861a910ea5f05c64722c0e6b734bcd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_e1861a910ea5f05c64722c0e6b734bcd_cryptolocker
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Size
117KB
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MD5
e1861a910ea5f05c64722c0e6b734bcd
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SHA1
a972ae200e4295b498394cf70a058ea384bb8a98
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SHA256
c0195360c3143ee1a838a23c7616f5e6d1f6cb2b5e288708a81a8a4a39d17b02
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SHA512
a80409d05a0f90baeb223bd5c4df0b00b760c68d170efd89dbdab1820f3c2aa1ab4bba39a0737b1e72cde6ffdc58b2b5130b961b7697b71498674e2a1bebb722
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX9s:T6a+rdOOtEvwDpjLzg
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 2024-03-26_e1861a910ea5f05c64722c0e6b734bcd_cryptolocker
Files
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2024-03-26_e1861a910ea5f05c64722c0e6b734bcd_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