Behavioral task
behavioral1
Sample
2024-05-23_cb3b8cf39036deaa78a4e2cdf8b950a6_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_cb3b8cf39036deaa78a4e2cdf8b950a6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-23_cb3b8cf39036deaa78a4e2cdf8b950a6_cryptolocker
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Size
52KB
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MD5
cb3b8cf39036deaa78a4e2cdf8b950a6
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SHA1
ae44cb20e74e5e97bcd2c98f549157a018e81e1a
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SHA256
4838498f8da9748d2f2f9a38844f610014f1e2b4028fc8761a300e8b47556a8d
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SHA512
9c8e38268b1719a8d954bed2b268b24941493f99d704721117ec43f0a4770bbd3b8b02d2b50407dee3e1f08d23f09d4128fb4310e93fed69c7de57634db64be5
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOf:bODOw9acifAoc+v0
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 2024-05-23_cb3b8cf39036deaa78a4e2cdf8b950a6_cryptolocker
Files
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2024-05-23_cb3b8cf39036deaa78a4e2cdf8b950a6_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: 16KB - Virtual size: 28KB
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: 8KB - 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