Behavioral task
behavioral1
Sample
2024-02-19_1137aa79055aefd10ea1b1aa1566b9cc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_1137aa79055aefd10ea1b1aa1566b9cc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_1137aa79055aefd10ea1b1aa1566b9cc_cryptolocker
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Size
71KB
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MD5
1137aa79055aefd10ea1b1aa1566b9cc
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SHA1
dcfae4be79ab52bae35d9b51ca83e08537505d61
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SHA256
dcf0b2fb7284f67746179b5a9999de4706ac9cf84160c4b745999cc9aaf883e3
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SHA512
6c0167cc3e37634f52780da14165d0df27b4d3144cb870c880593a07bdd966cb67bd5f6e27b4ad6ffd4ca984f916a56f794777a756905fe465720bcaf6ac7626
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaleFA:1nK6a+qdOOtEvwDpjC
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 2024-02-19_1137aa79055aefd10ea1b1aa1566b9cc_cryptolocker
Files
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2024-02-19_1137aa79055aefd10ea1b1aa1566b9cc_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