Behavioral task
behavioral1
Sample
2024-03-14_a6b4b9df7f96379b4a50f1626e6d46b1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_a6b4b9df7f96379b4a50f1626e6d46b1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-14_a6b4b9df7f96379b4a50f1626e6d46b1_cryptolocker
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Size
117KB
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MD5
a6b4b9df7f96379b4a50f1626e6d46b1
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SHA1
2696974daa54c59a4507134aedc2f6ff7b3ea54e
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SHA256
14436f2537fc35a077a125046e7c6e486c1c786b63a36642254a870cf50f5979
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SHA512
3552c047363b7d285d77199e9aadec78c9fd3e5018a58e0ab5e0fac684f1ee8c7f8c3d4caed3c6496229ea74ec455ad63c9dadf8ba36ac07d3db75012d4fadd9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNLX93:T6a+rdOOtEvwDpjLzr
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 2024-03-14_a6b4b9df7f96379b4a50f1626e6d46b1_cryptolocker
Files
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2024-03-14_a6b4b9df7f96379b4a50f1626e6d46b1_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