Behavioral task
behavioral1
Sample
2024-03-28_c272df79550d5e87a1aaa410f43b2fa5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-28_c272df79550d5e87a1aaa410f43b2fa5_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-03-28_c272df79550d5e87a1aaa410f43b2fa5_cryptolocker
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Size
62KB
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MD5
c272df79550d5e87a1aaa410f43b2fa5
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SHA1
1530a4ea2ad3f3285ba19f471bcffa39183c9ac9
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SHA256
a5c271f7cd58b875d5cdc4d2864f636f0a020f02270322c4081c758fba3a9e38
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SHA512
f420fadc8d0d0f59d39629dbdbc827d7821cd53d30b3609005fc30b1cbcc0189ffab1fb9ab8f84420956587ded86109767fa9fb78f64d9065cd6a7b5e6376977
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hR33F:zj+soPSMOtEvwDpj4kpmeLmq33F
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 2024-03-28_c272df79550d5e87a1aaa410f43b2fa5_cryptolocker
Files
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2024-03-28_c272df79550d5e87a1aaa410f43b2fa5_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