Behavioral task
behavioral1
Sample
2024-04-26_c75aedf4fdb5dad830250373da472b69_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_c75aedf4fdb5dad830250373da472b69_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-26_c75aedf4fdb5dad830250373da472b69_cryptolocker
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Size
55KB
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MD5
c75aedf4fdb5dad830250373da472b69
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SHA1
a0922430626c786cad366ffa3678ba2b2876278c
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SHA256
ef22832161e5ce8695a7070677bbe826edf76900a31319f7749f695e707916e7
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SHA512
4512cceb8a4bc7230ccd24a59c2f1c528e85042d2215463d159dda8f6ae0eb2f932127db483900a6adc3f4a597ae1ea6a1f3846946ad08198693ddbda335d0b1
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbw:bP9g/xtCS3Dxx0Aw
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_c75aedf4fdb5dad830250373da472b69_cryptolocker
Files
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2024-04-26_c75aedf4fdb5dad830250373da472b69_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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