Behavioral task
behavioral1
Sample
2024-04-24_08edb889cd3cae84e01b7d5cac40d2f5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_08edb889cd3cae84e01b7d5cac40d2f5_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_08edb889cd3cae84e01b7d5cac40d2f5_cryptolocker
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Size
55KB
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MD5
08edb889cd3cae84e01b7d5cac40d2f5
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SHA1
b0259adc67df993ef021dab569363b1e3f628bc0
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SHA256
75b8a1d15a1185ad40d0ce2cc72febd5cdac73e0bc95c2deb7ff978862fea534
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SHA512
c0d6b69e043a2ec823104ecd906445d55f05f54e0d94ad9ad3c2501435239d9e4f32044f531b85ed2b1ec3cdc767205aec70cab964db5a51b4147f50841b7f2b
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+k:bP9g/xtCS3Dxx0Jk
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 2024-04-24_08edb889cd3cae84e01b7d5cac40d2f5_cryptolocker
Files
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2024-04-24_08edb889cd3cae84e01b7d5cac40d2f5_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