Behavioral task
behavioral1
Sample
2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker
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Size
54KB
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MD5
cb4cd07ca7b3fa8da3e4b62d32d84115
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SHA1
37bef5bdc59858efae5da1a3ac6ba09c6515ebe4
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SHA256
6c7d288794c102582a324388235a1c908528bbdfc9b0bbad6cbf23b7f36ec6f0
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SHA512
bea6a0721fbef4f005640efdad37fd3c23cb0d5a0f18c8f7ee23abf4ff89fe2f4c4cb9bdee09af500a891a868a005cb6ec4c45851c2cee1638de9136d36a0c8a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlo:bP9g/xtCS3Dxx0r
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 2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_cryptolocker
Files
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2024-04-18_cb4cd07ca7b3fa8da3e4b62d32d84115_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