Behavioral task
behavioral1
Sample
2024-04-30_33e4096e2c78c4207c5d2e291e87ffbf_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_33e4096e2c78c4207c5d2e291e87ffbf_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_33e4096e2c78c4207c5d2e291e87ffbf_cryptolocker
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Size
40KB
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MD5
33e4096e2c78c4207c5d2e291e87ffbf
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SHA1
5b6fd4657d21ca4034609c82f97f482c50f05f95
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SHA256
bdd8225ef101221889320cb5bcc6a980c14e780defda876ee833690d83161e04
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SHA512
72ee3dcae5788691cc999972ffbec60b306f1d58dc95f6e10e4bb334e983ce2cd610e9eb01dc8762d0fbdf51f290232b2339130daed7a5f604f4706488a331fb
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHNQv:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKCv
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 2024-04-30_33e4096e2c78c4207c5d2e291e87ffbf_cryptolocker
Files
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2024-04-30_33e4096e2c78c4207c5d2e291e87ffbf_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