Behavioral task
behavioral1
Sample
2024-01-29_468417601536983db00948917197ecaa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_468417601536983db00948917197ecaa_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_468417601536983db00948917197ecaa_cryptolocker
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Size
55KB
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MD5
468417601536983db00948917197ecaa
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SHA1
c8b5dad74542d82a7f0fbaffb58e31f82e0d838e
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SHA256
9b57d00322e02944fb892881edba2550100c532909a76b62d61010ca692f9f78
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SHA512
830c8536167a6203acdea40df9a3ce67446bec2bf0eefd2d799fb55c97864b47eec8e3e67cf4bbf324a283f849067b67c041e92ae65ad40752aa18cf97db0795
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8Y:z6QFElP6n+gKmddpMOtEvwDpj9aYaF
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 2024-01-29_468417601536983db00948917197ecaa_cryptolocker
Files
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2024-01-29_468417601536983db00948917197ecaa_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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