Behavioral task
behavioral1
Sample
2024-06-09_551377c020300ff624c5c399b3dd84e4_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-09_551377c020300ff624c5c399b3dd84e4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-09_551377c020300ff624c5c399b3dd84e4_cryptolocker
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Size
57KB
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MD5
551377c020300ff624c5c399b3dd84e4
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SHA1
2fa77762ee0ec094cb4a943aef068338fff0e1b4
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SHA256
b4486d45e26a4e1c5916473273540b70970ec4f038c66f568e9fc10abbdd19bd
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SHA512
8ec6521e655d4414bf3af8558afb41f5891b410531a0b09ce40727d768d743fd3e4975ecf61a2e99a2deb43d24163fe8ecbe028f315e067083c989c1a1160fbe
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlE:bP9g/xtCS3Dxx0/
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 2024-06-09_551377c020300ff624c5c399b3dd84e4_cryptolocker
Files
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2024-06-09_551377c020300ff624c5c399b3dd84e4_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