Behavioral task
behavioral1
Sample
2024-05-03_6f9eccfd46aee3f81037461555a13c42_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_6f9eccfd46aee3f81037461555a13c42_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-03_6f9eccfd46aee3f81037461555a13c42_cryptolocker
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Size
80KB
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MD5
6f9eccfd46aee3f81037461555a13c42
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SHA1
a5011f54d35dc2301a3bb0dd1d431af22ce2bbd4
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SHA256
01c7e39c39f1967e32631a6d1179f97153097c63a6b7ca26a9fa877716b25d24
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SHA512
21f4f4f282ac406a97fe3e3603fb1748803f5442bd6f355f5266807c2416c15613c2042b5cab24a1852ad103b1c34952f3c07548aea56f93c1ee0c5c146b35f8
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpU:zCsanOtEvwDpjq
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 2024-05-03_6f9eccfd46aee3f81037461555a13c42_cryptolocker
Files
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2024-05-03_6f9eccfd46aee3f81037461555a13c42_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