Behavioral task
behavioral1
Sample
2024-04-27_58e62e99c11bde1677c1cb46e3a4aa80_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-27_58e62e99c11bde1677c1cb46e3a4aa80_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_58e62e99c11bde1677c1cb46e3a4aa80_cryptolocker
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Size
96KB
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MD5
58e62e99c11bde1677c1cb46e3a4aa80
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SHA1
49c3f4d319f0e261ca11a1696e91c954127fbe28
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SHA256
d350cb7fce9e1228c2b0bd1a1491966519c957e5ef3bbf9d200cb401a20917aa
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SHA512
5a44e5ec457c892d7e0755480d1241f8497a9b28a8cbf6fc38de48ec56df7322119e47fd81914718bf7548a2765d398396394d108dec47cda34b2dfccf605c08
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bqK:zCsanOtEvwDpjBL
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 2024-04-27_58e62e99c11bde1677c1cb46e3a4aa80_cryptolocker
Files
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2024-04-27_58e62e99c11bde1677c1cb46e3a4aa80_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