Behavioral task
behavioral1
Sample
2024-02-14_8dc45ad3b2a4f47dd6f06b1b436f9de5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_8dc45ad3b2a4f47dd6f06b1b436f9de5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_8dc45ad3b2a4f47dd6f06b1b436f9de5_cryptolocker
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Size
97KB
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MD5
8dc45ad3b2a4f47dd6f06b1b436f9de5
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SHA1
7139a2fbc0ddffc99ab464e46208584fb5d42d0c
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SHA256
3a7c41768308a72ad2c3e22b72cc1fd2e7a54b49a97c09a00ead12860bc8074b
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SHA512
e291839704f43d29c5d0844b63e3106f14364d3406e8bc4d4426073113c51e3d2326790673d75990aeebe323df6aab175f9add1f1ca8dd1a587a16209604d44d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKb:z6a+CdOOtEvwDpjci
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 2024-02-14_8dc45ad3b2a4f47dd6f06b1b436f9de5_cryptolocker
Files
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2024-02-14_8dc45ad3b2a4f47dd6f06b1b436f9de5_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