Behavioral task
behavioral1
Sample
2024-02-12_7e3ebff03fb3db16ebf3b0e121e464b8_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_7e3ebff03fb3db16ebf3b0e121e464b8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_7e3ebff03fb3db16ebf3b0e121e464b8_cryptolocker
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Size
63KB
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MD5
7e3ebff03fb3db16ebf3b0e121e464b8
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SHA1
f4ac9cdc44d5459641b8c8161109e19cee4e3c6a
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SHA256
61859a131c6193846fffac8283c17e12c52bb35f6a46b5ba875a1e6445f12f15
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SHA512
8a07bd3eb8a499821168244c3e18bd7d4d60c04f8bd5ba86dcdaeb0d841e613bf5cbb674498a956d918e10ec41f3f4f964814de523cfe8f1f28c0caa3f0b731d
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXqT:T6QFElP6n+gxmddpMOtEvwDpjwa3nO
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 2024-02-12_7e3ebff03fb3db16ebf3b0e121e464b8_cryptolocker
Files
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2024-02-12_7e3ebff03fb3db16ebf3b0e121e464b8_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: 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