Behavioral task
behavioral1
Sample
2024-01-27_c71c627fc4842457f0dd6b22d4a99b1d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_c71c627fc4842457f0dd6b22d4a99b1d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_c71c627fc4842457f0dd6b22d4a99b1d_cryptolocker
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Size
64KB
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MD5
c71c627fc4842457f0dd6b22d4a99b1d
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SHA1
52672f4eb269baf729c5e81ba2978852dd9d72cf
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SHA256
6cc91a7e7f63ae0a67e8c8ee3479191ef78c38f6fefc17eff548b96cd1409f7f
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SHA512
4654526186587af12afa45ef63f515d32af4c9c2c7961a330c1a3ea870767ea4828f26608b46ff07a82a79fad594a5f423d16b11b502fa0f393ded1ae5b37eaf
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SSDEEP
384:z0VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26JWFQyYkW0NrD5v6ntOOtEvwDpjqIGa:zQz7yVEhs9+8nJP6ntOOtEvwDpjF
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 2024-01-27_c71c627fc4842457f0dd6b22d4a99b1d_cryptolocker
Files
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2024-01-27_c71c627fc4842457f0dd6b22d4a99b1d_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