Behavioral task
behavioral1
Sample
2024-04-22_1c402e1e20d8c6124c40f2dcf5d010b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_1c402e1e20d8c6124c40f2dcf5d010b2_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_1c402e1e20d8c6124c40f2dcf5d010b2_cryptolocker
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Size
88KB
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MD5
1c402e1e20d8c6124c40f2dcf5d010b2
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SHA1
a68836a4b6fae040347b052158007126b4b61581
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SHA256
bbce3b486e78863e3d4ca599dcb72d52d31181a4e6709a55ff640a782e5b619a
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SHA512
967b8f57f7cd0de1862e0e811d67474efa4bbb1b950ea9725abb1bcc879c9c1026a768256d0cf70cdc0115833ed02a57a442a8ea48696470e3e5506d79c7cae1
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAn:n6a+1SEOtEvwDpjYYvQd2Pn
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 2024-04-22_1c402e1e20d8c6124c40f2dcf5d010b2_cryptolocker
Files
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2024-04-22_1c402e1e20d8c6124c40f2dcf5d010b2_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_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