Static task
static1
Behavioral task
behavioral1
Sample
2024-04-09_a398c5dc4af1d108359b6e7eef79b631_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-09_a398c5dc4af1d108359b6e7eef79b631_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_a398c5dc4af1d108359b6e7eef79b631_cryptolocker
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Size
63KB
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MD5
a398c5dc4af1d108359b6e7eef79b631
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SHA1
a6b17f3505ea5ae0770e21bfb08df4db079ebc8f
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SHA256
0754f7899fc233d4db04f03b3962bd6d1f0ee17f00e3fbc04d7feeb7da9dcbdd
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SHA512
9b3065a7eec11beae54b4d9a63fa3462521de0fd053776aaaab714ad57d2f68fc2b70758a4acbbacba182e4b57dbfcd6d2149c653ef4ab55b5278bb41c9a3ad4
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEMS:6j+1NMOtEvwDpjr8ox8UDEP
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 2024-04-09_a398c5dc4af1d108359b6e7eef79b631_cryptolocker
Files
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2024-04-09_a398c5dc4af1d108359b6e7eef79b631_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