Behavioral task
behavioral1
Sample
2024-05-31_4535231cc9b894b40315497aef294369_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-31_4535231cc9b894b40315497aef294369_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_4535231cc9b894b40315497aef294369_cryptolocker
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Size
91KB
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MD5
4535231cc9b894b40315497aef294369
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SHA1
9366c6454f0356ae7db5e82a2dd7387cc8ad98ee
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SHA256
7f6c2905d26156ce238abd79589e2f567fa2c1f9306487da5b37a40c0f9f840d
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SHA512
d77e59344de24c2741bc1dbbe4558e70e4ea18c8f0ec66c9590d2341848f86c3bb507705963d1eff7ef35fcb2f3a5a322534cfdfaa47bbe054d8f88c11c8fa7f
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/O:n6a+1SEOtEvwDpjYYvQd2Pd
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 2024-05-31_4535231cc9b894b40315497aef294369_cryptolocker
Files
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2024-05-31_4535231cc9b894b40315497aef294369_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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