Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_28fd4e4b9a9170884e4dacfb605e5e1e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_28fd4e4b9a9170884e4dacfb605e5e1e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_28fd4e4b9a9170884e4dacfb605e5e1e_cryptolocker
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Size
39KB
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MD5
28fd4e4b9a9170884e4dacfb605e5e1e
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SHA1
4ee5acc904a9589551ff16eff2b4280083013720
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SHA256
6642ffc1c598db2d1af6fd3b538f46baa945198fe400003c275fe7acfe0b55a8
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SHA512
3222a83cce18ab76b7258f0d02de5ce10a3ae03ddc595298e7b7cc246f56596ba810d35744b5be2e6a5495c3bdefd22dd4b50402a8576895670eb76b6627dce2
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SSDEEP
384:60VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26aIIcVRYpetOOtEvwDpjqIGRmdHzOOP:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqhMxL
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 2024-01-29_28fd4e4b9a9170884e4dacfb605e5e1e_cryptolocker
Files
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2024-01-29_28fd4e4b9a9170884e4dacfb605e5e1e_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