Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_f5a4bf191cfb89075fd926a21791dd0a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_f5a4bf191cfb89075fd926a21791dd0a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_f5a4bf191cfb89075fd926a21791dd0a_cryptolocker
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Size
63KB
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MD5
f5a4bf191cfb89075fd926a21791dd0a
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SHA1
0465aaab59fe0a99e4ec2a82208da82c6c9ecab4
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SHA256
d639d956b209196e34d41d39f64d1fe6eed1573bb7a860771a4d58479d1b2e19
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SHA512
86165feaf1b8b36ac6216d90af90865f6de3eb63dcb000d98a4789d567ce086bda41cfd2f99cc2ed5db2f7cda20fdfab8f791520c2b1ec6896c84b5342216bab
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEKIx:6j+1NMOtEvwDpjr8ox8UDEK6
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 2024-02-28_f5a4bf191cfb89075fd926a21791dd0a_cryptolocker
Files
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2024-02-28_f5a4bf191cfb89075fd926a21791dd0a_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