Behavioral task
behavioral1
Sample
2024-01-18_b116d2d9ecdd57f92833a8806cc7db1f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_b116d2d9ecdd57f92833a8806cc7db1f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_b116d2d9ecdd57f92833a8806cc7db1f_cryptolocker
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Size
80KB
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MD5
b116d2d9ecdd57f92833a8806cc7db1f
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SHA1
c2effba94b9a79509125c1535a3a0da0eeda2847
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SHA256
5238f3b3f7bf4758b14ca15efdbfdb2180c23439f659e95cba845bfa819e023f
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SHA512
d9bae82328617eaff6b7835957961633883a073b4219ab0da37eb44155bb376b6d83b4b0b39275733c3f21ca4183f999c13e8546952156a576cbd11a8abd66ae
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT78:T6a+rdOOtEvwDpjNQ
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 2024-01-18_b116d2d9ecdd57f92833a8806cc7db1f_cryptolocker
Files
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2024-01-18_b116d2d9ecdd57f92833a8806cc7db1f_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