Static task
static1
Behavioral task
behavioral1
Sample
2024-04-26_f4c37fd83dd4c47415872264e960685e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_f4c37fd83dd4c47415872264e960685e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_f4c37fd83dd4c47415872264e960685e_cryptolocker
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Size
42KB
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MD5
f4c37fd83dd4c47415872264e960685e
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SHA1
ba9d99d045a4e276a41d1389d7445b8e0e6ab121
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SHA256
ee3cc42f3dc8fc89afa72969542d4e04a538ad2f4f4b3c740f3c54aa6239f61c
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SHA512
a45f9b0d4c22a2bd1f9ce53dd0d1ccdd4205622e131e027d4d474461f2cdfd17eb8ff21fefcc7d6094476f37fff4d29704df73b55d7c7c0b70d4ced13f699a71
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/agd:6j+1NMOtEvwDpjrRtd
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-26_f4c37fd83dd4c47415872264e960685e_cryptolocker
Files
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2024-04-26_f4c37fd83dd4c47415872264e960685e_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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