Behavioral task
behavioral1
Sample
2024-05-31_528fcc1bfce4c2744f68b350f0ed8997_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_528fcc1bfce4c2744f68b350f0ed8997_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_528fcc1bfce4c2744f68b350f0ed8997_cryptolocker
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Size
59KB
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MD5
528fcc1bfce4c2744f68b350f0ed8997
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SHA1
8462d7318bd4fc653680b765b4c2d2d085260eb5
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SHA256
f07c741dc468c4c8af3e4e7431825d90c07d6d1ef5968e504a7726328a9e4c1e
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SHA512
a8d8c15ad8b551ac15f9d233735e189bc029e53cdf87436ad44ea5dcf775c6246d5359fd850d8b6ec3f91bca57b2042a3c24c24bf6f9566b0291554d886ba7ee
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjI:H6QFElP6n+gou9cvMOtEvwDpjCpVXN
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 2024-05-31_528fcc1bfce4c2744f68b350f0ed8997_cryptolocker
Files
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2024-05-31_528fcc1bfce4c2744f68b350f0ed8997_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_CODE
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