Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_efe912e1dabd50151132e35e7a4e503b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-26_efe912e1dabd50151132e35e7a4e503b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-26_efe912e1dabd50151132e35e7a4e503b_cryptolocker
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Size
48KB
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MD5
efe912e1dabd50151132e35e7a4e503b
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SHA1
a4b67eaf32907751189056f23ab41063ca5be88b
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SHA256
b22e158fda1e787cbc37fb6a1c1daac28d48dababa0aa659a204de173a253820
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SHA512
8970a50cd0f32cff759c49df2e124dcc56c8b5e2574b351a83dbf681188b61b7714636a91a9bbff862dd45cee4bd0c9569e8954128b8ed468d7541f889a75e12
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedejL:xj+VGMOtEvwDpjk/eY
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 2024-03-26_efe912e1dabd50151132e35e7a4e503b_cryptolocker
Files
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2024-03-26_efe912e1dabd50151132e35e7a4e503b_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: 13KB - Virtual size: 16KB
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