Behavioral task
behavioral1
Sample
2024-06-09_738fdd7ae3665a5163a0fb3fba78b6ed_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-09_738fdd7ae3665a5163a0fb3fba78b6ed_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-09_738fdd7ae3665a5163a0fb3fba78b6ed_cryptolocker
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Size
95KB
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MD5
738fdd7ae3665a5163a0fb3fba78b6ed
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SHA1
dc148456f6dc067b2c238676270d21d52922339c
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SHA256
c6ef8d59aa4e069b6069849bd264bae0006870797dd4422062727dda81d72660
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SHA512
4bffdc0ba55721a2af3232f9e91ebfc8490f98867d2960bd6e96eb29085774ccfc782bb63626b86ff88254eca836b26a8e672825f039a77930e4385bd2aa9259
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kOQ:zCsanOtEvwDpjBK
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 2024-06-09_738fdd7ae3665a5163a0fb3fba78b6ed_cryptolocker
Files
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2024-06-09_738fdd7ae3665a5163a0fb3fba78b6ed_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