Static task
static1
Behavioral task
behavioral1
Sample
2024-06-20_b7afb46ab7c83213b8940e0749bb9250_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-20_b7afb46ab7c83213b8940e0749bb9250_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-20_b7afb46ab7c83213b8940e0749bb9250_cryptolocker
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Size
50KB
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MD5
b7afb46ab7c83213b8940e0749bb9250
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SHA1
65577e34544ac43b832ac8a7d4d611621d5d45a5
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SHA256
2d139d00a1ed8a92e3f4bdec249925517cc6a5a36c3335b8260d845748ff8fd5
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SHA512
e255956f9ffd82eecaab57eb8f096d30be880b6d1ff6d731d9f38743c6d15a629d7662e69bcef640e091ff14be9f21e96961db5c925f80034e2903ac0e665239
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SSDEEP
768:lQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rva/yYsZnTH:lj+VGMOtEvwDpjy+viHsF
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 2024-06-20_b7afb46ab7c83213b8940e0749bb9250_cryptolocker
Files
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2024-06-20_b7afb46ab7c83213b8940e0749bb9250_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