Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_b71afbdd12e52e04cfd40fbb1505af89_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_b71afbdd12e52e04cfd40fbb1505af89_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_b71afbdd12e52e04cfd40fbb1505af89_cryptolocker
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Size
63KB
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MD5
b71afbdd12e52e04cfd40fbb1505af89
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SHA1
c62a6ac7018a6621e036e5931a6e31d4396dea71
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SHA256
08e690a34fd98bef2fdb3d8a26295a01afc16d8ba1b678491860e4a13b9744bf
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SHA512
c0039762d8666b55fc9417687c6712f3859429286a5275b955641c997b91a20d4b87669d0e83f0a749784cdd5e994fd2f6d3aa50c31452110319151dabbf0370
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEKIe:6j+1NMOtEvwDpjr8ox8UDEKl
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-08_b71afbdd12e52e04cfd40fbb1505af89_cryptolocker
Files
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2024-03-08_b71afbdd12e52e04cfd40fbb1505af89_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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