Static task
static1
Behavioral task
behavioral1
Sample
2024-04-28_3b7f3e6d032c431b24edb6a42b947bf8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_3b7f3e6d032c431b24edb6a42b947bf8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_3b7f3e6d032c431b24edb6a42b947bf8_cryptolocker
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Size
47KB
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MD5
3b7f3e6d032c431b24edb6a42b947bf8
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SHA1
7591f3d937f3e99bf375fbe94981eb4e14a4f658
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SHA256
d3d6bea08ce4057d9a5914d2d16c1dde8889c7468574d4ed1be7eecb584be521
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SHA512
206a0bf64000ff10bb8191ec0e0bac88285936af829e42b72a776300d8ba6723cd0d706d188d89e2ce38bcb531a61c4011cb4c899661dcb16f4c651f603d9475
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rva/yYsW:xj+VGMOtEvwDpjy+viHsW
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 2024-04-28_3b7f3e6d032c431b24edb6a42b947bf8_cryptolocker
Files
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2024-04-28_3b7f3e6d032c431b24edb6a42b947bf8_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