Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_75ddda8f6ce731d3690cd6f94ae9abf1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_75ddda8f6ce731d3690cd6f94ae9abf1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_75ddda8f6ce731d3690cd6f94ae9abf1_cryptolocker
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Size
47KB
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MD5
75ddda8f6ce731d3690cd6f94ae9abf1
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SHA1
033241639a275c38b1eaa68624010c25f4e91a58
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SHA256
fd31b954cf7f0f02e428b35da10b7b743ed07e5cdf743ac28f539b9c5e75b255
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SHA512
0926fdc2f0465c5b8030556cd2e3dac7f841337fe5161544e5092986904f491c6dfaf09519a71a03bae3209f00c3e128c89693f48c570b7e817483358deba4b1
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN47:xj+VGMOtEvwDpjy+TN47
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 2024-03-05_75ddda8f6ce731d3690cd6f94ae9abf1_cryptolocker
Files
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2024-03-05_75ddda8f6ce731d3690cd6f94ae9abf1_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