Behavioral task
behavioral1
Sample
2024-04-30_3109b9a32674858b63c7f56e2f1de889_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_3109b9a32674858b63c7f56e2f1de889_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_3109b9a32674858b63c7f56e2f1de889_cryptolocker
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Size
86KB
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MD5
3109b9a32674858b63c7f56e2f1de889
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SHA1
58538fbd0e9f66298f0f2bd4667361ac822bd4a3
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SHA256
3a4ec15ea2eff74a40b0997e9e3da2bd49d8b7d14c80765c93adbb81e8a23adc
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SHA512
299ced862009ab02c178ba137dc9625c2999ba19d8bd2db9b8c222550f7ae6c5bfc8d84ad572c873314a2518c6a5a5c07a817ad972e810eb23e18df4ea2a643c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Ru:T6a+rdOOtEvwDpjNX
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 2024-04-30_3109b9a32674858b63c7f56e2f1de889_cryptolocker
Files
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2024-04-30_3109b9a32674858b63c7f56e2f1de889_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