Behavioral task
behavioral1
Sample
2024-05-25_f3f69438d06539a00bf3de8cbb76d71f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-25_f3f69438d06539a00bf3de8cbb76d71f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_f3f69438d06539a00bf3de8cbb76d71f_cryptolocker
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Size
81KB
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MD5
f3f69438d06539a00bf3de8cbb76d71f
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SHA1
23d5e7beeeaa549c7ff7a26b6e17f34de13ca811
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SHA256
e090b3c9bb5001ea5eb09f6e938873e1a6d9e79742e4cf228a89c3120c402cf6
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SHA512
d2660e7917452d14e27948b5a0b13297af8c53f828e43b37ae67d10fd8dd7643799606673d27c1f15335710c9bb742c796ea0444561d32373f7f518e5b0ecadb
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QsAL:zCsanOtEvwDpj5
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 2024-05-25_f3f69438d06539a00bf3de8cbb76d71f_cryptolocker
Files
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2024-05-25_f3f69438d06539a00bf3de8cbb76d71f_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