Behavioral task
behavioral1
Sample
2024-04-19_eff3c9c40f66b5fc695272e9370e525d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_eff3c9c40f66b5fc695272e9370e525d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_eff3c9c40f66b5fc695272e9370e525d_cryptolocker
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Size
60KB
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MD5
eff3c9c40f66b5fc695272e9370e525d
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SHA1
6b0f2922b17bccfd587d8b8ecb6f9fce1a71293b
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SHA256
b4bd65b0a458efde2c3761f640930b7101ebf8061eaa21bde9e2787cec0edfbf
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SHA512
ad9ca76e9339e6074b7d1d8a676a45161e7f3a8aba16d5594df452b3904f8b2c4daaa8777f5b219602e998e3bf76e70a5f4403457c663cfd16c1c84893a98b9f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHNMN:1nK6a+qdOOtEvwDpjL
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 2024-04-19_eff3c9c40f66b5fc695272e9370e525d_cryptolocker
Files
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2024-04-19_eff3c9c40f66b5fc695272e9370e525d_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE