Behavioral task
behavioral1
Sample
2024-02-12_f7bab1dd4fa17196ee63758d8b6ec7d2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_f7bab1dd4fa17196ee63758d8b6ec7d2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_f7bab1dd4fa17196ee63758d8b6ec7d2_cryptolocker
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Size
80KB
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MD5
f7bab1dd4fa17196ee63758d8b6ec7d2
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SHA1
9adb2b37fb96def27a7eaafedd55f4e352c94c74
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SHA256
d7d5997039f9f3f9f4c4984af6db1e60528edfd2ef33c73a8ea301b1403b21f5
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SHA512
5b5fadce0ec92a7ffb40754bd7bb738d4bed2bc56503805fb09dcbdb829bb5244c76240b7512690c373658eb338b273a538b16ae9b766866d22fc157b0819b43
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWZm:T6a+rdOOtEvwDpjNtn
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 2024-02-12_f7bab1dd4fa17196ee63758d8b6ec7d2_cryptolocker
Files
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2024-02-12_f7bab1dd4fa17196ee63758d8b6ec7d2_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